Gen.Variant.Adware.Symmi.41510_f7c7fa2aba
HEUR:Trojan.Win32.Generic (Kaspersky), Gen:Variant.Adware.Symmi.41510 (B) (Emsisoft), Gen:Variant.Adware.Symmi.41510 (AdAware), Backdoor.Win32.PcClient.FD, GenericInjector.YR (Lavasoft MAS)
Behaviour: Trojan, Backdoor, Adware
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
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MD5: f7c7fa2abac6c8468bc76f1580d1db6a
SHA1: 8a2c146a6538d7ef8165d78e74933b4ed869cddc
SHA256: b9b97a41761d40fcc9e3cf40ca7fcd4b9096d2481977b64c11372c75e9818773
SSDeep: 6144:QVLoqNwUB255gHwaVNMwTJTO1/ 67nG20zVaH6PKucCkU6qHX2LQK5pikuJxsO0I:gi5GBJ4GkH6m1Xq3Kl5AtJxJ
Size: 446976 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2012-01-21 00:50:41
Analyzed on: WindowsXP SP3 32-bit
Summary:
Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):
dwwin.exe:1880
The Trojan injects its code into the following process(es):
%original file name%.exe:700
rundll32.exe:1240
Mutexes
The following mutexes were created/opened:
ShimCacheMutex
File activity
The process %original file name%.exe:700 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\221f_appcompat.txt (6214 bytes)
%System%\msicga32.dll (175 bytes)
The process dwwin.exe:1880 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\2524AA.dmp (86136 bytes)
Registry activity
The process %original file name%.exe:700 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "B6 4A CA 68 8A A9 7A 8F A1 D0 B2 F5 5D 66 6C 57"
[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"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
"Personal" = "%Documents and Settings%\%current user%\My Documents"
To automatically run itself each time Windows is booted, the Trojan adds the following link to its file to the system registry autorun key:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"MSIDLL" = "rundll32.exe msicga32.dll,HpbkmVGASdJ"
Adds a rule to the firewall Windows which allows any network activity:
[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:]
"%original file name%.exe" = "c:\%original file name%.exe:*:Enabled:f7c7fa2abac6c8468bc76f1580d1db6a"
The Trojan deletes the following registry key(s):
[HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting\DW]
The Trojan deletes the following value(s) in system registry:
[HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting\DW]
"DWFileTreeRoot"
The process dwwin.exe:1880 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "9A 6C 29 DD 7B 00 67 14 97 60 00 82 62 A0 56 6A"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1E 00 00 00 01 00 00 00 00 00 00 00"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"
Proxy settings are disabled:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
The Trojan deletes the following value(s) in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"
The process rundll32.exe:1240 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "06 52 F4 A6 86 DF 98 71 30 1B DA AE A8 F3 1A 24"
Dropped PE files
| MD5 | File path |
|---|---|
| 39fa986aa2099a8c775efd1554e3ace8 | c:\WINDOWS\system32\msicga32.dll |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
VersionInfo
No information is available.
PE Sections
| Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
|---|---|---|---|---|---|
| .text | 4096 | 76649 | 76800 | 4.48275 | 099e7b1e8e309e4ee4a3dedb4d6584fe |
| .rdata | 81920 | 15718 | 15872 | 3.54057 | 6ae3361fecd3256bdcdc17b06090d4e0 |
| .data | 98304 | 342976 | 334848 | 5.48462 | 5baee541b94e47e16602456299f09f8f |
| .rsrc | 442368 | 18320 | 18432 | 2.93006 | f733670c0741e60a3fe75cb2770a87c3 |
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 Trojan connects to the servers at the folowing location(s):
.text
`.rdata
@.data
.rsrc
winver.exe
ntdll.dll
Kernel32.dll
hhctrl.ocx
CLSID\{ADB880A6-D8FF-11CF-9377-00AA003B7A11}\InprocServer32Please contact the application's support team for more information.
- Attempt to initialize the CRT more than once.
- CRT not initialized
- floating point support not loaded
operator
GetProcessWindowStation
USER32.DLL
KERNEL32.DLL
ADVAPI32.dll
COMDLG32.dll
GDI32.dll
SHELL32.dll
USER32.dll
WINSPOOL.DRV
GetCPInfo
RegOpenKeyExA
RegCloseKey
RegCreateKeyW
SetViewportExtEx
GetKeyboardLayout
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notepad.chm
c:\%original file name%.exe
mscoree.dll
*.txt
m*.txt
/.SETUP
\*.txt
notepad.hlp
Text Documents (*.txt)
Not enough memory available to complete this operation. Quit one or more applications to increase available memory, and then try again.KThe %% file is too large for Notepad.
Make sure that the path and filename are correct.RCannot carry out the Word Wrap command because there is too much text in the file.
You cannot quit Windows because the Save As dialog
dialog box, and then try quitting Windows again.
Common Dialog error (0xx)
%original file name%.exe_700_rwx_00A90000_0005A000:
[%.2d/%.2d/%.4d %.2d:%.2d:%.2d] - %s %s
c:\boot.log
Profile: %s
Port
password
Software\FTPWare\COREFTP
- password: %s
\Mozilla\Firefox\
profiles.ini
SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\firefox.exe
%Program Files%\Mozilla Firefox\
\signons.txt
\signons2.txt
\signons3.txt
nspr4.dll
plc4.dll
plds4.dll
softokn3.dll
nss3.dll
PK11_GetInternalKeySlot
PK11_CheckUserPassword
port
Sites.dat
<Port>
<Password>
\SmartFTP
/admin/index.php
madcapphotoworks.com
wolle.person.dk
VVV.autoradio.wz.cz
<FTPItem>
</Port>
<Login>
</Login>
<Pass>
</Pass>
</FTPItem>
<HTTPItem>
<URL>
</URL>
<LoginParam>
</LoginParam>
<PassParam>
</PassParam>
</HTTPItem>
iexplore.exe
firefox.exe
opera.exe
chrome.exe
kernel32.dll
CURL::Get: %s
CURL::Get(): trying to inject to ie and load...
CURL::Get(): %s
CURL::Get(): trying to download directly...
CURL::Post: %s, %s
CURL::GetIEProcessID
CURL::GetIEProcessID(): findwindow returned 0x%X
CURL::GetIEProcessID(): GetWindowThreadProcessId returned 0x%X
CURL::GetIEProcessID(): 0x%X
mscoree.dll
- This application cannot run using the active version of the Microsoft .NET Runtime
Please contact the application's support team for more information.
GetProcessWindowStation
user32.dll
internal state. The program cannot safely continue execution and must
continue execution and must now be terminated.
GetWindowsDirectoryA
GetProcessHeap
KERNEL32.dll
USER32.dll
GDI32.dll
RegCloseKey
RegEnumKeyExA
RegOpenKeyA
RegOpenKeyExA
CryptDestroyKey
CryptDeriveKey
ADVAPI32.dll
SHELL32.dll
ole32.dll
OLEAUT32.dll
shlwapi.dll
WSOCK32.dll
GetCPInfo
pr_ni.dll
\p_sys.dll
\sysclos.exe
\*.dat
db Xh
.data
%sLen equ %lu
SOFTWARE\Microsoft\Windows\ShellNoRoam\MUICache
SSSSkernel32.dll
|shfolder.dll
psapi.dll
P:\Projects\password_recovery\cinch\tools\out.bin
SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall
\account.cfg
\account.cfn
%s Database
Password
SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\&RQ
\&RQ.exe
crypted-password
\andrq.ini
SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Trillian\
\aim.ini
\users\global\profiles.ini
Software\Ghisler\Windows Commander
FtpIniName
\wcx_PTF.ini
\Mailbox.ini
PassWd
INETCOMM Server Passwords
Outlook Account Manager Passwords
Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook
%s\%s\%s
%s\%s
SMTP Email Address
POP3 Password
POP3 Password2
IMAP Password
IMAP Password2
pstorec.dll
crypt32.dll
w\GlobalSCAPE\CuteFTP\
\GlobalSCAPE\CuteFTP Pro\
\cutftp32.exe
%Program Files%\CuteFTP\
sm.dat
tree.dat
smdata.dat
SOFTWARE\Far\Plugins\FTP\Hosts
WS_FTP
\*.ini
\Ipswitch\WS_FTP\Sites
\Ipswitch\WS_FTP Home\Sites
\win.ini
\ws_PTF.ini
\ws_PTF.exe
\Opera
\Mail\accounts.ini
\profile\wand.dat
Software\Opera Software
Incoming Password
\Mozilla\Profiles
urlmon.dll
wininet.dll
URLDownloadToCacheFileA
URLDownloadToFileA
HttpOpenRequestA
HttpSendRequestA
Googlebot/2.1 ( hXXp://VVV.google.com/bot.html)
Content-Type: application/x-www-form-urlencoded
More information: hXXp://VVV.ibsensoftware.com/
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c:\f7c7fa2abac6c8468bc76f1580d1db6a
c:\%original file name%.exe:*:Enabled:f7c7fa2abac6c8468bc76f1580d1db6a
c:\%original file name%.exe
%Documents and Settings%\%current user%\Start Menu\Programs\Startup
A2C-196E-4210-9C04-2B1BC21F07EF}
8.3.2.1593
%Documents and Settings%\%current user%\Application Data\The Bat!\*.*
d:\Procmon.exe
ec.exe
t.dll,-331
es.dll,-1646
.dll,-20003
%Documents and Settings%\%current user%\Trillian\User Settings\
%APPDATA%\GHISLER\wcx_PTF.ini
Identities\{37E80C13-CB45-4DCE-A438-545B791476AC}\Software\Microsoft\Internet Account Manager\Accounts^d:\Procmon.exe
Pro\6.0\sm.dat
e\Sites\*.ini
%WinDir%\win.ini
%Documents and Settings%\%current user%\Application Data\Opera\*.*\Mail\accounts.ini
%Documents and Settings%\%current user%\Application Data\Mozilla\Profiles\*.*
< <$<(<,<0<4<8<
7p7C7l7x7
3=3N3_3m3
SmartFTP
x86 9.0.30729.4148
iER\wcx_PTF.ini
%original file name%.exe_700_rwx_00BD0000_00086000:
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Content-Type: application/x-www-form-urlencoded
yahoo.com
HttpQueryInfoA
InternetOpenUrlA
HttpSendRequestA
HttpOpenRequestA
wininet.dll
Chrome_WidgetWin_0
rundll32.exe
kernel32.dll
Please contact the application's support team for more information.
- Attempt to initialize the CRT more than once.
- CRT not initialized
- floating point support not loaded
portuguese-brazilian
operator
GetProcessWindowStation
USER32.DLL
unsupported version
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.?AV?$oserializer@Vxml_oarchive@archive@boost@@VMCmdList@@@detail@archive@boost@@
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c:\%original file name%.exe
GetProcessHeap
GetConsoleOutputCP
GetCPInfo
RegCreateKeyExA
RegCloseKey
MsgWaitForMultipleObjectsEx
.text
`.rdata
@.data
.reloc
@.MN<
KERNEL32.DLL
ADVAPI32.dll
GDI32.dll
SHLWAPI.dll
USER32.dll
aABOuK.dll
mscoree.dll
rundll32.exe_1240:
.text
`.data
.rsrc
msvcrt.dll
KERNEL32.dll
NTDLL.DLL
GDI32.dll
USER32.dll
IMAGEHLP.dll
rundll32.pdb
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.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
rundll32.exe_1240_rwx_10001000_00083000:
vSSSh
FTPjK
FtPj;
C.PjRV
Content-Type: application/x-www-form-urlencoded
yahoo.com
HttpQueryInfoA
InternetOpenUrlA
HttpSendRequestA
HttpOpenRequestA
wininet.dll
Chrome_WidgetWin_0
rundll32.exe
kernel32.dll
Please contact the application's support team for more information.
- Attempt to initialize the CRT more than once.
- CRT not initialized
- floating point support not loaded
portuguese-brazilian
operator
GetProcessWindowStation
USER32.DLL
unsupported version
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8!?.<*-"5
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.?AV?$singleton@V?$extended_type_info_typeid@VMCmdList@@@serialization@boost@@@serialization@boost@@
.?AVMCmdList@@
.?AV?$iserializer@Vxml_iarchive@archive@boost@@VMCmdList@@@detail@archive@boost@@
.?AV?$singleton_wrapper@V?$iserializer@Vxml_iarchive@archive@boost@@VMCmdList@@@detail@archive@boost@@@detail@serialization@boost@@
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%System%\rundll32.exe
GetProcessHeap
GetConsoleOutputCP
GetCPInfo
RegCreateKeyExA
RegCloseKey
MsgWaitForMultipleObjectsEx
.text
`.rdata
@.data
.reloc
KERNEL32.DLL
mscoree.dll
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Terminate malicious process(es) (How to End a Process With the Task Manager):
dwwin.exe:1880
- Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temp\221f_appcompat.txt (6214 bytes)
%System%\msicga32.dll (175 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\2524AA.dmp (86136 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"MSIDLL" = "rundll32.exe msicga32.dll,HpbkmVGASdJ" - Reboot the computer.
*Manual removal may cause unexpected system behaviour and should be performed at your own risk.