MD5: 0ca92d6c0b9a46ef01d78870517821b4
SHA1: 9f5aef3eec815858e6c482ca31c72cf11dedd9a2
SHA256: e88f039c87df70018b52fa1ad2fa3a11488f3e0d8afc3fa78790342575374f4e
SSDeep: 6144:gfErAHhnMev0aySxqUxjfrkAtuajIVcNPh:IhnMe8ZURYseO
Size: 257024 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: BorlandDelphi30, UPolyXv05_v6
Company: no certificate found
Created at: 2004-07-14 15:59:21
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):

%original file name%.exe:1076

The Trojan injects its code into the following process(es):
No processes have been created.

File activity

The process %original file name%.exe:1076 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%WinDir%\AppPatch\qjwevgw.exe (1795 bytes)
%System%\config\software (3027 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:1076 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "49 64 64 DF C5 80 04 C0 C4 E6 2D 37 A4 4A D0 85"

[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\%WinDir%\apppatch\qjwevgw.exe_, \??\%WinDir%\apppatch\qjwevgw.exe"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"a8a67a25" = "pEìX£bÀ¸¬qÄHF‡KöSód6¥¥N$YÉ<»¹œ³ŒQ\´òd¼Œ¤Kô1,Å $ë›ÛÌ«”¹l}Ë {Å“zΙC%é[qñl4ì;û´[Ã’
#»Û:ÑU„„ԝ\±ª²Dƒuœ¡Ü¼);¼\ƒtµ2”kDù”a”*›cü$}Sô|ë$¤ô{¬q³#sÅå\yuJÛËu©|ù
¢rKã!$’‹‹b±ÃÄ£ãÍ‚“ÉUcdÁÄZ¡r»ô”)Û©Š]“QlYÛl]$$D´ƒÌ£Q$aŒ‚*â„¢ü›ÙóÍÁ=éÔÑщ¬
q9|áíù’‘íÁ©šÄR8"

Network activity (URLs)

No activity has been detected.

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

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. Scan a system with an anti-rootkit tool.
   
2. Terminate malicious process(es) (How to End a Process With the Task Manager):
   

   %original file name%.exe:1076

3. Delete the original Trojan file.
   
4. Delete or disinfect the following files created/modified by the Trojan:
   

   %WinDir%\AppPatch\qjwevgw.exe (1795 bytes)
   %System%\config\software (3027 bytes)
   %System%\config\SOFTWARE.LOG (5347 bytes)

5. Reboot the computer.
   

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