MD5: fd74df9695aab380486ce8c51f38a4c1
SHA1: 75d7a46c7f409041c4d21f182823203619a1aee1
SHA256: adcddf808ebfbf041f7497cf600a0214e47b0f3bb069c2e0d8943347e22f9795
SSDeep: 98304:pjIMJFd747nw/tJEZCOp784QiVMWaG4yS:dIqFd47nP4Ol8liaW7S
Size: 3874816 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2004-08-04 09:01:37
Analyzed on: WindowsXP SP3 32-bit

Summary:

Trojan-Downloader. Trojan program, which downloads files from the Internet without user's notice and executes them.

Payload

No specific payload has been found.

Process activity

The Dropped creates the following process(es):

M.exe:1788
M.exe:448
M.exe:744
M.exe:204
M.exe:1964
M.exe:968
M.exe:1136
M.exe:956
M.exe:1240
M.exe:1648
M.exe:184
M.exe:432
M.exe:480
net1.exe:920
net1.exe:356
net1.exe:272
net1.exe:528
net1.exe:1980
net.exe:164
net.exe:1784
net.exe:900
net.exe:1300
net.exe:756
%original file name%.exe:1572

The Dropped injects its code into the following process(es):

FB_2.tmp.exe:1612
M.exe:1256
rundll32.exe:1256

Mutexes

The following mutexes were created/opened:
No objects were found.

File activity

The process FB_2.tmp.exe:1612 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%System%\MSDCSC\msdcsc.exe (5441 bytes)

The process M.exe:1788 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP\M.ex_ (5446 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP\M.exe (33483 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP\M.exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP (0 bytes)

The process M.exe:448 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (20504 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (673 bytes)

The process M.exe:744 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP\M.exe (3624 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP\M.ex_ (38938 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP\M.exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP (0 bytes)

The process M.exe:204 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (1281 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (7433 bytes)

The process M.exe:1964 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (16582 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (673 bytes)

The process M.exe:968 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP\M.exe (3624 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP\M.ex_ (46531 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP\M.exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP (0 bytes)

The process M.exe:1136 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (9605 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (673 bytes)

The process M.exe:956 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_X (24822 bytes)
%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (24822 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (673 bytes)

The process M.exe:1256 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP\M.ex_ (52416 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP\M.exe (3624 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP\M.exe (0 bytes)

The process M.exe:1240 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (1281 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (15019 bytes)

The process M.exe:1648 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\FB_1.tmp.jpg (109 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\FB_2.tmp.exe (3835 bytes)

The process M.exe:184 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP006.TMP\M.exe (17312 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP006.TMP\M.ex_ (4678 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP006.TMP\M.exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP006.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP (0 bytes)

The process M.exe:432 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP\M.ex_ (22695 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP\M.exe (3624 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP\M.exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP (0 bytes)

The process M.exe:480 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (22575 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (673 bytes)

The process %original file name%.exe:1572 makes changes in the file system.
The Dropped creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\M.ex_ (57121 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\M.exe (3624 bytes)

The Dropped deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\M.ex_ (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\M.exe (0 bytes)

Registry activity

The process FB_2.tmp.exe:1612 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "17 ED 31 16 D2 85 CA E6 80 25 30 AA 25 33 00 DF"

The Dropped adds the reference to itself to be executed when a user logs on:

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"UserInit" = "%System%\userinit.exe,%System%\MSDCSC\msdcsc.exe"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"MicroUpdate" = "%System%\MSDCSC\msdcsc.exe"

The process M.exe:1788 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "05 8F 01 E7 87 35 3D 72 8D A9 CC 2B A6 3E AB EA"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP004.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0"

The process M.exe:448 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "70 BC 53 60 CC 61 9A BE 89 B0 82 C8 3F FF 72 1A"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process M.exe:744 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D4 19 73 4A C5 4B 7C 40 22 00 14 FD 3A 99 E3 A3"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup1" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP003.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup1"

The process M.exe:204 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "AD 8B 71 BE F2 68 22 79 89 01 B9 17 18 11 2D 05"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process M.exe:1964 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7E F1 E1 EC 4C 83 32 53 06 44 3B E2 14 D5 60 E8"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process M.exe:968 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D8 0B 05 FB 7A 7E 1F 84 E4 9B 2A 64 61 F4 3C 81"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP002.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0"

The process M.exe:1136 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7D 1F 35 E6 DB F5 7D 5D 1F 81 F8 B5 3F E3 3D 7A"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process M.exe:956 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "30 71 76 0C 23 CA 43 A9 B0 48 B2 3A 17 47 96 B4"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process M.exe:1256 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "39 D3 17 67 39 B2 95 66 54 FA 57 C8 40 92 C2 30"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP001.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0"

The process M.exe:1240 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "8A 22 3F C2 47 13 67 A5 19 0D 2C B7 69 1D 14 19"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process M.exe:1648 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "91 F3 83 F3 2F 12 5E 3F 59 B5 33 F2 6F FC FD 48"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Documents" = "%Documents and Settings%\All Users\Documents"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%]
"shimgvw.dll" = "Windows Picture and Fax Viewer"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Desktop" = "%Documents and Settings%\%current user%\Desktop"

[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\,"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Desktop" = "%Documents and Settings%\All Users\Desktop"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp]
"FB_2.tmp.exe" = "Remote Service Application"

The Dropped modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

The Dropped modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

"UNCAsIntranet" = "1"

The Dropped modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

The process M.exe:184 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "BE F3 B6 20 AA 94 63 70 E8 2A 78 17 8A 8C 7F 97"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP006.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0"

The process M.exe:432 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "0E AA 07 72 4E 60 F0 4F 69 F9 F4 95 7E 16 99 97"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup1" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP005.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup1"

The process M.exe:480 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "AE CC 8D 79 71 76 D7 36 29 1C 9C C7 22 D7 FF F9"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"

The process net1.exe:920 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "08 0C D5 10 8D E4 A2 7D 2E F5 A5 17 F2 3F 0B 93"

The process net1.exe:356 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F0 9D 40 A5 F0 DE 55 A2 51 0D 6D 0E 7A F1 89 AC"

The process net1.exe:272 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "14 A7 56 64 BB 40 43 D3 06 EC 58 5A 64 DF 6A 92"

The process net1.exe:528 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "20 12 10 97 ED 6E 68 04 91 D8 76 FF BC 3D 13 4F"

The process net1.exe:1980 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "45 97 EE 7F A4 C5 69 69 38 58 DF B6 62 1E EB 49"

The process net.exe:164 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "B0 12 3C F8 CE EF FC 4B 01 57 99 6F CA 66 1B 02"

The process net.exe:1784 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "3A EC 6C 6B 27 93 87 1F A7 84 E5 57 71 77 60 1C"

The process net.exe:900 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "57 B1 36 6E BB 0C 32 C5 B4 2A 98 81 41 E5 ED 81"

The process net.exe:1300 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "1F 63 6A E0 91 74 EE BA 32 03 AF 9D 10 9C 17 55"

The process net.exe:756 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F7 8E 2C 6F B0 43 D8 6B 5E FE AC 31 8E BA BB DC"

The process rundll32.exe:1256 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "FC 18 71 66 0D 51 6F 4C 0C EB BC E1 BF 9E F3 30"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

The process %original file name%.exe:1572 makes changes in the system registry.
The Dropped creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "FA F6 B8 D2 92 75 BE 49 6A 82 0A 6C 32 25 E4 7F"

To automatically run itself each time Windows is booted, the Dropped adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\"

The Dropped deletes the following value(s) in system registry:
The Dropped disables automatic startup of the application by deleting the following autorun value:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0"

Dropped PE files

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name: Microsoft Corporation
Product Name: HD Player
Product Version: 6.00.2900.2180
Legal Copyright: (c) Microsoft Corporation. All rights reserved.
Legal Trademarks:
Original Filename: WEXTRACT.EXE
Internal Name: Wextract
File Version: 6.00.2900.2180 (xpsp_sp2_rtm.040803-2158)
File Description: Win32 Cabinet Self-Extractor
Comments:
Language: English (United States)

PE Sections

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

No activity has been detected.

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Web Traffic was not found.

The Dropped connects to the servers at the folowing location(s):

.text

`.data

.rsrc

msvcrt.dll

KERNEL32.dll

NTDLL.DLL

GDI32.dll

USER32.dll

IMAGEHLP.dll

rundll32.pdb

.....eZXnnnnnnnnnnnn3

....eDXnnnnnnnnnnnn3

...eDXnnnnnnnnnnnn,

.eDXnnnnnnnnnnnn,

%Xnnnnnnnnnnnnnnn1

O3$dS7"%U9

.manifest

5.1.2600.5512 (xpsp.080413-2105)

RUNDLL.EXE

Windows

Operating System

5.1.2600.5512

YThere is not enough memory to run the file %s.

Please close other windows and try again.

9The file %s or one of its components could not be opened.

0The file %s or one of its components cannot run.

MThe file %s or one of its components requires a different version of Windows.

UThe file %s or one of its components cannot run in standard or enhanced mode Windows.3Another instance of the file %s is already running./An exception occurred while trying to run "%s"

Error in %s

Missing entry:%s

Error loading %s

FB_2.tmp.exe_1612:

.text

`.itext

`.data

.idata

.rdata

@.reloc

B.rsrc

kernel32.dll

Windows

MSWHEEL_ROLLMSG

MSH_WHEELSUPPORT_MSG

MSH_SCROLL_LINES_MSG

$*@@@*$@@@$ *@@* $@@($*)@-$*@@$-*@@$*-@@(*$)@-*$@@*-$@@*$-@@-* $@-$ *@* $-@$ *-@$ -*@*- $@($ *)(* $)

oleaut32.dll

EVariantBadIndexError

ssShift

htKeyword

EInvalidOperation

%s_%d

EInvalidGraphicOperation

SOFTWARE\Microsoft\Windows NT\CurrentVersion\FontSubstitutes

%s, ClassID: %s

%s, ProgID: "%s"

ole32.dll

USER32.DLL

uxtheme.dll

DWMAPI.DLL

clWebSnow

clWebFloralWhite

clWebLavenderBlush

clWebOldLace

clWebIvory

clWebCornSilk

clWebBeige

clWebAntiqueWhite

clWebWheat

clWebAliceBlue

clWebGhostWhite

clWebLavender

clWebSeashell

clWebLightYellow

clWebPapayaWhip

clWebNavajoWhite

clWebMoccasin

clWebBurlywood

clWebAzure

clWebMintcream

clWebHoneydew

clWebLinen

clWebLemonChiffon

clWebBlanchedAlmond

clWebBisque

clWebPeachPuff

clWebTan

clWebYellow

clWebDarkOrange

clWebRed

clWebDarkRed

clWebMaroon

clWebIndianRed

clWebSalmon

clWebCoral

clWebGold

clWebTomato

clWebCrimson

clWebBrown

clWebChocolate

clWebSandyBrown

clWebLightSalmon

clWebLightCoral

clWebOrange

clWebOrangeRed

clWebFirebrick

clWebSaddleBrown

clWebSienna

clWebPeru

clWebDarkSalmon

clWebRosyBrown

clWebPaleGoldenrod

clWebLightGoldenrodYellow

clWebOlive

clWebForestGreen

clWebGreenYellow

clWebChartreuse

clWebLightGreen

clWebAquamarine

clWebSeaGreen

clWebGoldenRod

clWebKhaki

clWebOliveDrab

clWebGreen

clWebYellowGreen

clWebLawnGreen

clWebPaleGreen

clWebMediumAquamarine

clWebMediumSeaGreen

clWebDarkGoldenRod

clWebDarkKhaki

clWebDarkOliveGreen

clWebDarkgreen

clWebLimeGreen

clWebLime

clWebSpringGreen

clWebMediumSpringGreen

clWebDarkSeaGreen

clWebLightSeaGreen

clWebPaleTurquoise

clWebLightCyan

clWebLightBlue

clWebLightSkyBlue

clWebCornFlowerBlue

clWebDarkBlue

clWebIndigo

clWebMediumTurquoise

clWebTurquoise

clWebCyan

clWebPowderBlue

clWebSkyBlue

clWebRoyalBlue

clWebMediumBlue

clWebMidnightBlue

clWebDarkTurquoise

clWebCadetBlue

clWebDarkCyan

clWebTeal

clWebDeepskyBlue

clWebDodgerBlue

clWebBlue

clWebNavy

clWebDarkViolet

clWebDarkOrchid

clWebMagenta

clWebDarkMagenta

clWebMediumVioletRed

clWebPaleVioletRed

clWebBlueViolet

clWebMediumOrchid

clWebMediumPurple

clWebPurple

clWebDeepPink

clWebLightPink

clWebViolet

clWebOrchid

clWebPlum

clWebThistle

clWebHotPink

clWebPink

clWebLightSteelBlue

clWebMediumSlateBlue

clWebLightSlateGray

clWebWhite

clWebLightgrey

clWebGray

clWebSteelBlue

clWebSlateBlue

clWebSlateGray

clWebWhiteSmoke

clWebSilver

clWebDimGray

clWebMistyRose

clWebDarkSlateBlue

clWebDarkSlategray

clWebGainsboro

clWebDarkGray

clWebBlack

comctl32.dll

AutoHotkeys

AutoHotkeysH,C

\SYSTEM\CurrentControlSet\Control\Keyboard Layouts\

ssHotTrack

TWindowState

poProportional

TWMKey

KeyPreviewd

WindowState,.C

OnKeyDown

OnKeyPress

OnKeyUp

GlassFrame.Bottom

GlassFrame.Enabled

GlassFrame.Left

GlassFrame.Right

GlassFrame.SheetOfGlass

GlassFrame.Top

System\CurrentControlSet\Control\Keyboard Layouts\%.8x

User32.dll

TKeyEvent

TKeyPressEvent

HelpKeyword

crSQLWait

%s (%s)

imm32.dll

TSocketPort

%d.%d.%d.%d

0.0.0.0

PSAPI.dll

TDCWebCam

127.0.0.1:1604

#KCMDDC5#-

cmd.exe

SOFTWARE\Microsoft\Windows\CurrentVersion\Run

hkey

\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders

*.torrent

1.2.3

BuildImportTable: can't load library:

BuildImportTable: ReallocMemory failed

BuildImportTable: GetProcAddress failed

BTMemoryLoadLibary: BuildImportTable failed

BTMemoryGetProcAddress: no export table found

BTMemoryGetProcAddress: DLL doesn't export anything

BTMemoryGetProcAddress: exported symbol not found

\Internet Explorer\iexplore.exe

explorer.exe

ping 127.0.0.1 -n 5 > NUL

%ShortCut#

RELATEDCMD

ping 127.0.0.1 -n 4 > NUL && "

DRKey

CRKey

DelMSKey

InstallHKEY

ActiveOnlineKeylogger

UnActiveOnlineKeylogger

KeylogOn

ActiveOfflineKeylogger

UnActiveOfflineKeylogger

ActiveOnlineKeyStrokes

UnActiveOnlineKeyStrokes

OpenWebPage

DLURLDownloadFile

tmpprint.txt

URLUpdate

__tmp.exe

MSGBOX

#BOT#VisitUrl

#BOT#OpenUrl

HTTP://

hXXp://

BTRESULTOpen URL|

Command successfully executed!|

#BOT#URLUpdate

BTERRORUpdate from URL| Error on downloading file check if you type the correct url...|

BTRESULTUpdate from URL|Update : File Downloaded , Executing new one in temp dir...|

#BOT#URLDownload

BTERRORDownload File| Error on downloading file check if you type the correct url...|

BTRESULTDownload File|Mass Download : File Downloaded , Executing new one in temp dir...|

GetActivePorts

lstports.dll

out.txt

tmp.txt

DDOSHTTPFLOOD

DDOSUDPFLOOD

%IPPORTSCAN

SAPI.SpVoice

GRABPASSWORDS

WEBCAMLIVE

WEBCAMSTOP

BTRESULTUDP Flood|UDP Flood task finished!|

PortScanAdd

127.0.0.1

Software\Microsoft\Windows\CurrentVersion\Run

Software\Microsoft\Windows NT\CurrentVersion\Winlogon

~.html

~.bat

~.vbs

~.wav

~.txt

PASSWORD

BTRESULTVisit URL|finished to visit

BTERRORVisit URL|An exception occured in the thread|

GET / HTTP/1.1\r\n\r\n

BTRESULTHTTP Flood|Http Flood task finished!|

ERR|Cannot listen to port, try another one..|

TCaptureWebcam

taskmgr.exe

\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall

\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\

DC3_FEXEC

Windows NT 4.0

Windows 2000

Windows XP

Windows Server 2003

Windows Vista

Windows 7

Windows 95

Windows 98

Windows Me

S-%u-

KEYNAME

FAKEMSG

MSGTITLE

MSGCORE

MSGICON

ISFTP

FTPHOST

FTPUSER

FTPPASS

FTPPORT

FTPSIZE

FTPROOT

ping 127.0.0.1 -n 4 && del "

deflate 1.2.3 Copyright 1995-2005 Jean-loup Gailly

inflate 1.2.3 Copyright 1995-2005 Mark Adler

advapi32.dll

RegOpenKeyExA

RegCloseKey

user32.dll

GetKeyboardType

keybd_event

VkKeyScanA

UnhookWindowsHookEx

SetWindowsHookExA

MsgWaitForMultipleObjectsEx

MsgWaitForMultipleObjects

MapVirtualKeyA

LoadKeyboardLayoutA

GetKeyboardState

GetKeyboardLayoutNameA

GetKeyboardLayoutList

GetKeyboardLayout

GetKeyState

GetKeyNameTextA

ExitWindowsEx

EnumWindows

EnumThreadWindows

EnumChildWindows

ActivateKeyboardLayout

gdi32.dll

SetViewportOrgEx

version.dll

WinExec

PeekNamedPipe

GetWindowsDirectoryA

GetProcessHeap

GetCPInfo

CreatePipe

RegQueryInfoKeyA

RegOpenKeyA

RegFlushKey

RegEnumKeyExA

RegDeleteKeyA

RegCreateKeyExA

RegCreateKeyA

wsock32.dll

shell32.dll

ShellExecuteExA

ShellExecuteA

SHFileOperationA

URLMON.DLL

URLDownloadToFileA

wininet.dll

InternetOpenUrlA

FtpPutFileA

winmm.dll

netapi32.dll

gdiplus.dll

GdiplusShutdown

ntdll.dll

WS2_32.DLL

msacm32.dll

SHFolder.dll

SHELL32.DLL

AVICAP32.DLL

1!1,1=1|1

:":&:*:.:>:

8 8$8(8,80888

3!3<3G3K3o3w3

0=1"2<2;3

5 5$5(5,50545

:#;@;`;};

%0U0]0e0j0

33U

KWindows

UntCaptureWebcam

UntWebCam

UrlMon

UntControlKey

UntKeylogger

UntFTP

_UntUDPFlood

YUntScanPorts

UntActivePorts

0UntPasswordAndData

XUntHTTPFlood

UntCPU

No help found for %s#No context-sensitive help installed

No help found for context$No topic-based help system installedNUnable to retrieve a pointer to a running object registered with OLE for %s/%s

Invalid clipboard format Clipboard does not support Icons

Cannot open clipboard/Menu '%s' is already being used by another form

- Dock zone has no controlLError loading dock zone from the stream. Expecting version %d, but found %d.

OLE error %.8x.Method '%s' not supported by automation object/Variant does not reference an automation object7Dispatch methods do not support more than 64 parameters

Error creating window class Cannot focus a disabled or invisible window!Control '%s' has no parent window

Property %s does not exist

Thread creation error: %s

Thread Error: %s (%d)

Unsupported clipboard format

Invalid data type for '%s' List capacity out of bounds (%d)

List count out of bounds (%d)

List index out of bounds (%d) Out of memory while expanding memory stream

Error reading %s%s%s: %s

Failed to create key %s

Failed to get data for '%s'

Failed to set data for '%s'

Resource %s not found

%s.Seek not implemented$Operation not allowed on sorted list$%s not in a class registration group

Ancestor for '%s' not found

Cannot assign a %s to a %s

Bits index out of range*Can't write to a read-only resource streamECheckSynchronize called from thread $%x, which is NOT the main thread

Class %s not found

A class named %s already exists%List does not allow duplicates ($0%x)#A component named %s already exists%String list does not allow duplicates

Cannot create file "%s". %s

Cannot open file "%s". %s

Invalid stream format$''%s'' is not a valid component name

External exception %x

Interface not supported

%s (%s, line %d)

Abstract Error?Access violation at address %p in module '%s'. %s of address %p

System Error. Code: %d.

"Variant method calls not supported

Invalid variant operation%Invalid variant operation (%s%.8x)

%s5Could not convert variant of type (%s) into type (%s)=Overflow while converting variant of type (%s) into type (%s)

Operation not supported

Integer overflow Invalid floating point operation

Invalid pointer operation

Invalid class typecast0Access violation at address %p. %s of address %p

Privileged instruction(Exception %s in module %s at %p.

Application Error1Format '%s' invalid or incompatible with argument

No argument for format '%s'

!'%s' is not a valid integer value('%s' is not a valid floating point value!'%s' is not a valid date and time

I/O error %d

1, 0, 0, 1

MSRSAAP.EXE

4, 0, 0, 0

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Terminate malicious process(es) (How to End a Process With the Task Manager):
   

   M.exe:1788
   M.exe:448
   M.exe:744
   M.exe:204
   M.exe:1964
   M.exe:968
   M.exe:1136
   M.exe:956
   M.exe:1240
   M.exe:1648
   M.exe:184
   M.exe:432
   M.exe:480
   net1.exe:920
   net1.exe:356
   net1.exe:272
   net1.exe:528
   net1.exe:1980
   net.exe:164
   net.exe:1784
   net.exe:900
   net.exe:1300
   net.exe:756
   %original file name%.exe:1572

2. Delete the original Dropped file.
   
3. Delete or disinfect the following files created/modified by the Dropped:
   

   %System%\MSDCSC\msdcsc.exe (5441 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP\M.ex_ (5446 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP004.TMP\M.exe (33483 bytes)
   %Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_ (20504 bytes)
   %Documents and Settings%\%current user%\Start Menu\Programs\Startupx\system.pif (673 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP\M.exe (3624 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP003.TMP\M.ex_ (38938 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP\M.exe (3624 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP002.TMP\M.ex_ (46531 bytes)
   %Documents and Settings%\%current user%\Local Settings\Application Data\CSIDL_X (24822 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP\M.ex_ (52416 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP001.TMP\M.exe (3624 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\FB_1.tmp.jpg (109 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\FB_2.tmp.exe (3835 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP006.TMP\M.exe (17312 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP006.TMP\M.ex_ (4678 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP\M.ex_ (22695 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP005.TMP\M.exe (3624 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\M.ex_ (57121 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\M.exe (3624 bytes)

4. Delete the following value(s) in the autorun key (How to Work with System Registry):
   

   [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   "MicroUpdate" = "%System%\MSDCSC\msdcsc.exe"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP004.TMP\"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup1" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP003.TMP\"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP002.TMP\"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP001.TMP\"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP006.TMP\"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup1" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP005.TMP\"
   
   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\"

5. Remove the references to the Dropped by modifying the following registry value(s) (How to Work with System Registry):
   

   [HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
   "UserInit" = "%System%\userinit.exe,%System%\MSDCSC\msdcsc.exe"

6. Reboot the computer.
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.