MD5: 66c2e2c98b84acbb46408f8712fc600c
SHA1: f658a91155c5644ba3f96473da7068776493d65e
SHA256: 4ccd541eaf295d2058391b614c3984348cd86320a8a9b0cbe92be98ee1afe3d0
SSDeep: 3072:nFVcIYf7QdxdG6/mlK9/k2R7hWIQ5ojajUjg7IJp9S CC c7AwzcrlCVltWVXHp/:3xJk2RNW37UjP9xscEXltRhn7xgS
Size: 269824 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: BorlandDelphi30, UPolyXv05_v6
Company: RealTimeGaming Software
Created at: 1996-09-08 12:13:28

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):

66c2e2c98b84acbb46408f8712fc600c.exe:1268

File activity

The process 66c2e2c98b84acbb46408f8712fc600c.exe:1268 makes changes in a file system.
The Trojan creates and/or writes to the following file(s):

%WinDir%\AppPatch\kdhlga.exe (1963 bytes)
%System%\config\software (3538 bytes)
%System%\config\SOFTWARE.LOG (6515 bytes)

The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\1.tmp (0 bytes)

Registry activity

The process 66c2e2c98b84acbb46408f8712fc600c.exe:1268 makes changes in a system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F9 F1 6D 00 90 B6 46 29 C8 F2 8D 78 01 05 74 EC"

[HKLM\SOFTWARE\Microsoft\ESENT\Process\66c2e2c98b84acbb46408f8712fc600c\DEBUG]
"Trace Level" = ""

[HKLM\System\CurrentControlSet\Services\Eventlog\Application\ESENT]
"CategoryMessageFile" = "%System%\esent.dll"

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

[HKLM\System\CurrentControlSet\Services\Eventlog\Application\ESENT]
"TypesSupported" = "7"

[HKLM\System\CurrentControlSet\Services\Eventlog\Application\ESENT]
"EventMessageFile" = "%System%\esent.dll"

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"a8a67a25" = "pEìX£bÀ¸¬qÄHF‡KöIý{?´£oD¬<»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©šÄR"

[HKLM\System\CurrentControlSet\Services\Eventlog\Application\ESENT]
"CategoryCount" = "16"

The Trojan deletes the following value(s) in system registry:

[HKLM\SOFTWARE\Microsoft\ESENT\Process\66c2e2c98b84acbb46408f8712fc600c\DEBUG]
"Trace Level"

Network activity (URLs)

URL	IP
hxxp://50.116.56.144/login.php
hxxp://50.116.32.177/login.php
hxxp://96.43.141.186/login.php
kefuwidijyp.eu	173.230.133.99

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):
   

   66c2e2c98b84acbb46408f8712fc600c.exe:1268

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

   %WinDir%\AppPatch\kdhlga.exe (1963 bytes)
   %System%\config\software (3538 bytes)
   %System%\config\SOFTWARE.LOG (6515 bytes)

5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   
6. Reboot the computer.
   

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