HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Win32.EncPk.acr.gen.2 (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: d382415897ab20faa4ba2ce541eaf287
SHA1: 1ac594d03cfb609cfa2fca3ee19523c523042373
SHA256: 337ee83267c5d6e2b4870cdc6e58581d903782ea79ceaf01b0cdae0a47ed9e25
SSDeep: 6144:kuMi5Es47LFP0MHPucwGgcR9oMVE67chiGMUKmMtFWiRaymvOSF:kE5En7hcMHPuagpMBCXKPvRFSF
Size: 260608 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: BorlandDelphi30, UPolyXv05_v6
Company: no certificate found
Created at: 1992-01-17 00:41:53
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:764
The Trojan injects its code into the following process(es):No processes have been created.
File activity
The process %original file name%.exe:764 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%WinDir%\AppPatch\knpeacv.exe (1801 bytes)
%System%\config\software (2440 bytes)
%System%\config\SOFTWARE.LOG (5347 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\1.tmp (0 bytes)
Registry activity
The process %original file name%.exe:764 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "4F 58 10 56 1D 24 1F 26 81 8D E6 62 83 72 E0 A5"
[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\%WinDir%\apppatch\knpeacv.exe_, \??\%WinDir%\apppatch\knpeacv.exe"
[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"a8a67a25" = "pEìX£bÀ¸¬qÄHF‡KöI÷c6²¡O$YÉòd¼Œ¤Kô1,Ã…Â $ë›ÛÌ«â€Â¹l}Ë {Å“zΙC%é[qñl4ì;û´[Ã’#»Û:ÑU„„Ãâ€Ã‚Â\±ª²DÆ’uœ¡Ü¼);¼\Æ’tµ2â€ÂkDùâ€Âaâ€Â*›cü$}Sô|ë$¤ô{¬q³#sÃ…Ã¥\yuJÛËu©|ù¢rKã!$’‹‹b±ÃÄ£ã“ÉUcdÃÂÄZ¡r»ôâ€Â)Û©Š]“QlYÛl]$$D´ƒÌ£Q$aŒ‚*™ü›ÙóÃÂÃÂ=éÃâ€Ãƒâ€˜Ãƒâ€˜Ã¢â‚¬Â°Ã‚¬q9|áÃÂù’‘ÃÂéšÄR"
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
The Trojan installs the following user-mode hooks in WININET.dll:
HttpSendRequestExA
HttpSendRequestW
InternetReadFileExA
InternetWriteFileExA
InternetQueryDataAvailable
HttpSendRequestExW
InternetReadFile
HttpSendRequestA
InternetCloseHandle
The Trojan installs the following user-mode hooks in USER32.dll:
GetWindowTextA
GetClipboardData
SendInput
GetMessageA
GetMessageW
TranslateMessage
The Trojan installs the following user-mode hooks in ADVAPI32.dll:
CryptEncrypt
The Trojan installs the following user-mode hooks in WS2_32.dll:
WSASend
recv
gethostbyname
WSARecv
send
The Trojan installs the following user-mode hooks in kernel32.dll:
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:764
- Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%WinDir%\AppPatch\knpeacv.exe (1801 bytes)
%System%\config\software (2440 bytes)
%System%\config\SOFTWARE.LOG (5347 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.