Trojan.Generic.7752227_983c82f145
Susp_Dropper (Kaspersky), Trojan.Generic.7752227 (B) (Emsisoft), Trojan.Generic.7752227 (AdAware), Tdl4.YR (Lavasoft MAS)
Behaviour: Trojan
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
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MD5: 983c82f145d4c3fed036172cd5f57405
SHA1: 40d540470db2c04c5b65eb26e54dc065e96d0d7a
SHA256: fe7d9deadceafd28b6ddbe36878e2f6693c3ff48762f91f07ec668b429759f16
SSDeep: 12288:1LoD/GWZlBGpHc8o0v9mSbmO8SHL30q5x2Tzg2ik:ColVv9m4F8s4/Utk
Size: 609792 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: LLC Pentagon
Created at: 2009-07-14 02:42:43
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):
Autorun.exe:1564
%original file name%.exe:612
Adobe.exe:772
The Trojan injects its code into the following process(es):
svchost.exe:1104
spoolsv.exe:1436
Mutexes
The following mutexes were created/opened:
No objects were found.
File activity
The process %original file name%.exe:612 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\IXP000.TMP\Autorun.exe (17142 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Adobe.exe (4232 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Autorun.exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP (0 bytes)
The process Adobe.exe:772 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\1.tmp (1281 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\2.tmp (0 bytes)
Registry activity
The process Autorun.exe:1564 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "6E 26 17 8C 66 51 80 09 C7 C4 EB 63 67 3A C1 0F"
The process %original file name%.exe:612 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "89 4C 78 45 2F B8 2D 5A 66 EF FB 84 27 94 D9 42"
To automatically run itself each time Windows is booted, the Trojan 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 Trojan deletes the following value(s) in system registry:
The Trojan disables automatic startup of the application by deleting the following autorun value:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0"
The process Adobe.exe:772 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "01 90 DE 66 BC 20 1B 20 C3 AB 39 45 7E 35 4A 40"
[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\4.tmp,"
Dropped PE files
| MD5 | File path |
|---|---|
| 49b0c624823818fd9b819c0aa2a701f9 | c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\4.tmp |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
Using the driver "UNKNOWN" the Trojan controls loading executable images into a memory by installing the Load image notifier.
Using the driver ROOTKITPATH the Trojan intercepts DriverStartIO in a miniport driver of a hard drive controller (ATAPI) to handle request to its own files:
StartIo
Propagation
VersionInfo
No information is available.
PE Sections
| Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
|---|---|---|---|---|---|
| .text | 4096 | 43748 | 44032 | 4.53606 | 3aeb6fb8fe8ab95f2462e3afb8b8acd3 |
| .data | 49152 | 8796 | 1536 | 4.57321 | f3764284f4d25ed35f75b9c16e1ab608 |
| .rsrc | 61440 | 559300 | 559616 | 5.5174 | 44b8c41b0d060a51a8a3cb8845a915b1 |
| .reloc | 622592 | 3480 | 3584 | 3.33168 | bc74eb2a181cf1029262828db6ac5b5d |
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):
Fmsvcrt.dll
%d %d %d %d %d %d
hXXps://
hXXp://
.com/
Global\C3819288-93FA-4E29-A254-BD9476B53C20
cfg.ini
%s\%s
bckfg.tmp
lsflt7.ver
0;225;224;77;38;56;16;74;75
maxhttpredirects
software\microsoft\windows\currentversion\internet settings
enablehttp1_1
software\microsoft\windows\currentversion\internet settings\zones\3
{AEBA21FA-782A-4A90-978D-B72164C80120}{A8A88C49-5EB2-4990-A1A2-0876022C854F}Opera\Opera\operaprefs.ini
\profile\operaprefs.ini
\prefs.js
network.cookie.cookieBehavior
Mozilla\Firefox\Profiles\
/login/;/tweet/;action=embed-flash;/faq/;/terms/;/contact/;/Forgotpassword/
hXXp://%s/?xurl=%s&xref=%s
ole32.dll
winmm.dll
atl.dll
oleaut32.dll
clk=%s&bid=%s&aid=%s&sid=%s&rd=%s
n%D,3
Global\6C29A0C8-62C6-415C-9538-B87690BC58D2
lsash.xp
%d|%d|%s|%s
cmd.dll
cmd64.dll
setup.exe
%u|%s
%s=%u|%s
%[^.].%[^(](%[^)])
command|%s|%s|%s|%s|%s|%s|%s|%s|%s|%s|%s
masks|%s
hXXp://NO REF/
.softgeek.
%s#%s
url|%s%s|
%s.dll
kernel32.dll
12345678
0123456789
.text
.rdata
HTTP/1.1 302 Found
Location: %s
HTTP/1.1 200 OK
Content-Length: %d
%sConnection: close
<body><a id=link target=_top></body><script>var url='%s';try{var x=document.getElementById('link');x.href=url;x.click()}catch(e){try{var x=parent?parent:window;x.location.replace(url)}catch(e){}}</script><noscript><META http-equiv="refresh" content="0;URL='%s'"></noscript><iframe src='%s' style='visibility:hidden;'></iframe>
<script>history.back()</script>
Set-Cookie: %s; expires=%s, u-%s-u u:u:u GMT
urlmon.dll
Global\56684A82-D074-4384-AEB9-D1A40041D9FB
chrome
wermgr.exe
-queuereporting_svc
firefox
opera
Global\B10C62E4-234C-4BF6-A1D5-1C0309CED145
svchost.exe
Global\a68d7de8-eba6-4a54-90e0-9cb9d93b3ed7
Global\cc51461b-e32a-4883-8e97-e0706dc65415
keywords
Accept-Language: %s
%s hXXp://%s/?xurl=%s&xref=%s
%s %s
1.8|%s|%s|%s|%s|%s|%s
software\classes\http\shell\open\command
<>:"/\|?*
%s-%s
. d SP.%s
google;yahoo;bing.;live.com;msn.com;altavista.com;ask.com;exalead.com;excite.com;dogpile.com;metacrawler.com;webcrawler.com;alltheweb.com;.lycos.;gigablast.com;cuil.com;.aol.;entireweb.com;.search.com;mamma.com;mytalkingbuddy.com;about.com;conduit.com;alexa.com;alltheinternet.com;blinkx.com;aolcdn.com;othersonline.com;everesttech.net;adrevolver.com;tribalfusion.com;adbureau.net;abmr.net;gstatic.com;virtualearth.net;atdmt.com;ivwbox.;powerset.net;yimg.com;2mdn.net;doubleclick.net;iwon.com;scorecardresearch.com;66.235.120.66;66.235.120.67;ytimg.com;infospace.com;edgesuite.net;superpages.com;lygo.com;compete.com;firmserve.com;worthathousandwords.com;yieldmanager.com;wazizu.com;meedea.com;atwola.com;doubleverify.com;tacoda.net;truveo.com;openx.org;adcertising.com;twimg.com;picsearch.com;oneriot.com;.com.com;flickr.com;searchvideo.com;.tqn.com;myspacecdn.com;fimservecdn.com;alexametrics.com
%u|%u
ver=%s&bid=%s&aid=%s&sid=%s&rd=%s&eng=%s&q=%s
hXXp://%s%s
VVV.google.
search.yahoo.com
.altavista.com
/web/results
.ask.com
VVV.exalead.com
/search/web/results
VVV.alltheweb.com
search.lycos.
tab=web
gigablast.com
cuil.com
.aol.
entireweb.com
md=web
VVV.search.com
VVV.mamma.com
mytalkingbuddy.com
searchservice.myspace.com
type=web
search.conduit.com
search.toolbars.alexa.com
alltheinternet.com
/ws/results/web/
?xurl=
http/1.
mozilla
windowsupdate
3059874780
1429339050
\\?\globalroot\device\0000096c\7bd8ce81\lsash.xp
%WinDir%\System32\svchost.exe
\\?\globalroot\device\0000096c\7bd8ce81
\\?\globalroot\device\0000096c\7bd8ce81\cfg.ini
WinExec
SHEnumKeyExA
ExitWindowsEx
HttpOpenRequestA
HttpSendRequestA
HttpQueryInfoW
InternetCrackUrlA
`.rdata
@.data
.reloc
rt.dll
https
l\C3819288-93FA-4E29-A254-BD9476]
cfg.inics\
HTTP/1.1 3
%u,bmr
.]TCpP
KERNEL32.DLL
ADVAPI32.dll
imagehlp.dll
ntdll.dll
SHELL32.dll
SHLWAPI.dll
USER32.dll
WININET.dll
WebBrowser
127.0.0.1
.google.
%s-%d
eplorer\iexplore.exe" -nohome
spoolsv.exe_1436_rwx_00FA0000_00047000:
.itext
@.text
`.edata
@.rdata
@.data
.rsrc
@.reloc
GDI32.dll
ntdll.dll
COMCTL32.dll
VkKeyScanW
GetKeyState
GetKeyboardLayout
MapVirtualKeyExA
USER32.dll
SHLWAPI.dll
KERNEL32.dll
QZWwgQcPLxod.exe
(úgX
@^.Rp
5"A%FV}
.iENS2
[|.Bk
.dr=/
XWqq%X
#.kuI
/?f!.Xxw
9F.fB
.YP~G
9.RBV
Yf3.GY@
R:\fhfdggi\nxTulcpk\EbykHt\jebzvFAh\yfoZqfmT.pdb
.sWg(
7%8 858}8
3 3$3(3,3034383<3
F:\gjkLHJjfhkjl\LKJDkljkdlj\KJDFj.hhg
spoolsv.exe_1436_rwx_01360000_00027000:
.text
`.rdata
@.data
.config
.reloc
t%SSS
N. d SP.
%x%x%x%x%x%x
%s|%s|%s|%x|%x|%s|%x|%x|prn15
%[^;];%[^;];%[^;];
kernel32.dll
ntdll.dll
\\?\globalroot\systemroot\system32\kernel32.dll
%s\cfg.ini
%s\config.ini
%s\drv32
cmd.dll
%s\bckfg.tmp
%s\cmd.dll
%s\cmd64.dll
%[^|]|%[^|]|%s
system\currentcontrolset\services\%x
\\?\globalroot%s\cmd.dll
\\?\globalroot%s\cfg.ini
\\?\globalroot%s\bckfg.tmp
%d.%d.%d %d:%d:%d
\\?\globalroot%s\ldr16
\\?\globalroot%s\ldr32
\\?\globalroot%s\ldr64
\\?\globalroot%s\drv64
\\?\globalroot%s\cmd64.dll
cmd64.dll
\\?\globalroot%s\drv32
\\?\globalroot\systemroot\system32\kdcom.dll
\\?\globalroot\systemroot\system32\hal.dll
\\?\globalroot\systemroot\system32\ntoskrnl.exe
\\?\globalroot\systemroot\system32\drivers\etc\hosts
aid=%s
sid=%s
installdate=%s
*=cmd.dll
* (x64)=cmd64.dll
[cmd]
srv=%s
wsrv=%s
psrv=%s
cfg.ini
bckfg.tmp
<?xml version="1.0" encoding="UTF-8" standalone="yes"?><assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"><ms_asmv2:trustInfo xmlns:ms_asmv2="urn:schemas-microsoft-com:asm.v2"><ms_asmv2:security><ms_asmv2:requestedPrivileges><ms_asmv2:requestedExecutionLevel level="requireAdministrator"></ms_asmv2:requestedExecutionLevel></ms_asmv2:requestedPrivileges></ms_asmv2:security></ms_asmv2:trustInfo></assembly>
ZwConnectPort
spoolsv.exe
GetWindowsDirectoryW
KERNEL32.dll
RegCreateKeyA
RegCloseKey
ADVAPI32.dll
SHDeleteKeyA
SHLWAPI.dll
imagehlp.dll
PSAPI.DLL
RPCRT4.dll
InternetCrackUrlA
HttpOpenRequestA
HttpSendRequestA
WININET.dll
ShellExecuteW
SHELL32.dll
ole32.dll
WINSPOOL.DRV
.pnLu
`.reloc
kdcom.dll
ntoskrnl.exe
`.pdata
.AZ.X
9bCmd|
_).Cn^W;g3
>g?.yC
.PFkX
:F-I}|
.JOf~
O.BY#
\{x-x-x-x-xx}\registry\machine\%S
\??\physicaldrive%d
services.exe
\??\globalroot\systemroot\system32\tasks\%x
\\?\globalroot%s
%s.manifest
%s\setup%u.exe
r\\?\globalroot%s
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*
- Scan a system with an anti-rootkit tool.
- Terminate malicious process(es) (How to End a Process With the Task Manager):
Autorun.exe:1564
%original file name%.exe:612
Adobe.exe:772 - Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Autorun.exe (17142 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\Adobe.exe (4232 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\1.tmp (1281 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\" - Reboot the computer.
*Manual removal may cause unexpected system behaviour and should be performed at your own risk.