HEUR:Trojan.Win32.Generic (Kaspersky), VirTool.Win32.Obfuscator.da!j (v) (VIPRE), Trojan-PWS.Win32.Tepfer!IK (Emsisoft), Trojan-PSW.Win32.Zbot.4.FD, GenericInjector.YR (Lavasoft MAS)Behaviour: Trojan-PSW, Trojan, VirTool
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 802e0a9f08d13cc267962d22fcd53d51
SHA1: dd6dec022942f10d17d5ca7abd2645a81d22b1e7
SHA256: bd61d94b1bb8d103f5a4cce08b189762632044b3ab2172ceb7742257d08f8492
SSDeep: 6144:FyV22dCy2Czvczn1An0X8dZW0joNcll435LOZSaKVwaBNrHW:SdCy2CC60M5c5358Sa6waB1HW
Size: 304640 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2012-01-06 00:51:45
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan-PSW. Trojan program intended for stealing users passwords.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan-PSW creates the following process(es):
gidu.exe:1224
%original file name%.exe:2416
The Trojan-PSW injects its code into the following process(es):
ctfmon.exe:252
File activity
The process gidu.exe:1224 makes changes in the file system.
The Trojan-PSW creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\ntuser.dat.LOG (7608 bytes)
%Documents and Settings%\%current user%\NTUSER.DAT (7492 bytes)
The Trojan-PSW deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\mmc0365CFA0.xml (0 bytes)
The process %original file name%.exe:2416 makes changes in the file system.
The Trojan-PSW creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Application Data\Luticy\gidu.exe (1729 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\KZP3993.bat (173 bytes)
The Trojan-PSW deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\mmc02A7222C.xml (0 bytes)
The process ctfmon.exe:252 makes changes in the file system.
The Trojan-PSW creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\ntuser.dat.LOG (3120 bytes)
%Documents and Settings%\%current user%\NTUSER.DAT (2428 bytes)
Registry activity
The process gidu.exe:1224 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "29 F9 85 3D 6C 6F 0A FA 61 21 D5 7E B9 1C 95 F9"
[HKCU\Software\Microsoft\Foejcudiare]
"2jih112c" = "4XvYmv2nKDWsYT2lGZU="
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"
The process %original file name%.exe:2416 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "5B 0D 36 96 E4 2C E4 A9 8B FD F7 C7 E0 B5 25 67"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"
The process ctfmon.exe:252 makes changes in the system registry.
The Trojan-PSW creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "62 C9 27 2E 7E 22 8D 65 EA 09 24 13 CD 77 8D 24"
[HKCU\Identities]
"Last User ID" = "{6855BFC2-9E4A-4896-A11D-74388FBABDC2}"
"Last Username" = "Main Identity"
[HKCU\Software\Microsoft\WAB\WAB4]
"OlkFolderRefresh" = "0"
"FirstRun" = "1"
[HKCU\Identities]
"Identity Login" = "622675"
[HKCU\Software\Microsoft\Internet Account Manager]
"Server ID" = "4"
[HKCU\Identities]
"Identity Ordinal" = "2"
[HKCU\Software\Microsoft\WAB\WAB4]
"OlkContactRefresh" = "0"
[HKCU\Software\Microsoft\Foejcudiare]
"34a6997e" = "2594929617"
The Trojan-PSW deletes the following value(s) in system registry:
[HKCU\Identities]
"Changing"
"OutgoingID"
"IncomingID"
The Trojan-PSW disables automatic startup of the application by deleting the following autorun value:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"internat.exe"
Network activity (URLs)
No activity has been detected.
HOSTS file anomalies
No changes have been detected.
Rootkit activity
The Trojan-PSW installs the following user-mode hooks in WININET.dll:
HttpSendRequestExW
HttpSendRequestExA
InternetWriteFile
InternetReadFileExA
InternetReadFileExW
HttpSendRequestA
HttpSendRequestW
InternetQueryDataAvailable
HttpQueryInfoW
InternetCloseHandle
HttpQueryInfoA
InternetReadFile
The Trojan-PSW installs the following user-mode hooks in CRYPT32.dll:
PFXImportCertStore
The Trojan-PSW installs the following user-mode hooks in USER32.dll:
GetClipboardData
TranslateMessage
The Trojan-PSW installs the following user-mode hooks in Secur32.dll:
UnsealMessage
SealMessage
DeleteSecurityContext
The Trojan-PSW installs the following user-mode hooks in WS2_32.dll:
WSAGetOverlappedResult
WSASend
recv
gethostbyname
WSARecv
send
closesocket
freeaddrinfo
getaddrinfo
GetAddrInfoW
The Trojan-PSW installs the following user-mode hooks in ntdll.dll:
LdrLoadDll
NtCreateThread
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):
gidu.exe:1224
%original file name%.exe:2416 - Delete the original Trojan-PSW file.
- Delete or disinfect the following files created/modified by the Trojan-PSW:
%Documents and Settings%\%current user%\ntuser.dat.LOG (7608 bytes)
%Documents and Settings%\%current user%\NTUSER.DAT (7492 bytes)
%Documents and Settings%\%current user%\Application Data\Luticy\gidu.exe (1729 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\KZP3993.bat (173 bytes) - Reboot the computer.