HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Win32.Encpk.afk (v) (VIPRE), Backdoor.Win32.Shiz!IK (Emsisoft), Backdoor.Win32.Shiz.FD, Shiz.YR, GenericInjector.YR, BackdoorCaphaw_QKKBAL.YR (Lavasoft MAS)Behaviour: Trojan, Backdoor
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: ccfbbcc3bec3940ac47166fc4c173840
SHA1: a9829c2f943ad7444ecdea9549dc56e2cd5eea57
SHA256: 2291c71e19cc9b62bc640fbff2956cf08cbcff822491da36191086bbdadb591c
SSDeep: 6144:xfTfFpAclBlUDgKNLdQwiDPYBOLpVhF1vA7B2PCKNrZ:9DMD74PYBOLZkBrKN
Size: 265216 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2005-04-21 13:15:19
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).
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):
%original file name%.exe:2428
The Trojan injects its code into the following process(es):
ctfmon.exe:252
File activity
The process %original file name%.exe:2428 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%WinDir%\AppPatch\crvmlq.exe (1955 bytes)
%System%\config\software (3186 bytes)
%System%\config\software.LOG (5580 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\1.tmp (0 bytes)
Registry activity
The process ctfmon.exe:252 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The Trojan deletes the following value(s) in system registry:
The Trojan disables automatic startup of the application by deleting the following autorun value:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"internat.exe"
The process %original file name%.exe:2428 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "1B 6F 53 EC ED 4A 4C 75 48 11 93 48 32 30 92 D1"
[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\%WinDir%\apppatch\crvmlq.exe_, \??\%WinDir%\apppatch\crvmlq.exe"
[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"d8cc41db" = "ÂÂCêkæÚ`Ã¥D 5õÃâ€Pï[O©e&e4¹àâ€Â¸a4d‚\yìqÂÂA}(Äé¼ü4|Âá@â€Â°™,¡¤üHrѼ©€©â€Â´D0}éiXª¸|Èy4¡RYÑúiÂÂèmѩȄIáØð±¼(¤ ádI򯬓dËœ XYâÀeÅ“iü¥AÅ¡Ii¸rÂ¥(¡A\y 9€éñ$ZÃâ€axÙ9
Network activity (URLs)
URL | IP |
---|---|
hxxp://50.116.56.144/login.php |
HOSTS file anomalies
No changes have been detected.Rootkit activity
The Trojan installs the following user-mode hooks in CRYPT32.dll: CertVerifyCertificateChainPolicy
HttpSendRequestExW
HttpSendRequestExA
InternetReadFileExA
InternetReadFileExW
HttpSendRequestA
HttpSendRequestW
InternetQueryDataAvailable
InternetCloseHandle
InternetReadFile
GetWindowTextA
GetClipboardData
SendInput
GetMessageA
GetMessageW
TranslateMessage
CryptEncrypt
WSASend
recv
gethostbyname
WSARecv
send
CreateFileW
Propagation
Removals
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):
%original file name%.exe:2428
- Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%WinDir%\AppPatch\crvmlq.exe (1955 bytes)
%System%\config\software (3186 bytes)
%System%\config\software.LOG (5580 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.