MD5: 324c0122f1017eec916b454cff771a61
SHA1: 4139ac0857a3eb7f469f0c68762a736f7cfc0265
SHA256: 428b79fad7665e98182a83f42bedf701b339e4ff4600fd1dd09c56a63d2c1a71
SSDeep: 6144:XhTGKW4yWpD/2GeySODajPTyDUd/T2z8EraLDOVKWC018SQk:ZGVe57SODazTyDU9y8EOXOVKVSR
Size: 318544 bytes
File type: PE32
Platform: WIN32
Entropy: Packed
PEID: MicrosoftVisualC; Armadillov171; MicrosoftVisualCv50v60MFC; MicrosoftVisualC50; UPolyXv05_v6
Company: no certificate found
Created at: 2013-06-26 23:34:35

Summary:

Trojan-PSW. Trojan program intended for stealing users passwords.
Backdoor. Malware that enables a remote control of victim's machine.

Process activity

The Trojan-PSW creates the following process(es):

324c0122f1017eec916b454cff771a61.exe:3952
324c0122f1017eec916b454cff771a61.exe:2392
okqyc.exe:3996
okqyc.exe:2100

The Trojan-PSW injects its code into the following process(es):

ctfmon.exe:252

File activity

The process 324c0122f1017eec916b454cff771a61.exe:3952 makes changes in a file system.
The Trojan-PSW creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\tmpf12b3108.bat (177 bytes)
%Documents and Settings%\%current user%\Application Data\Ymufx\okqyc.exe (318 bytes)

Registry activity

The process 324c0122f1017eec916b454cff771a61.exe:3952 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "9B B7 68 B2 90 07 72 D1 E8 F0 7D B5 9A 60 F0 28"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

The process 324c0122f1017eec916b454cff771a61.exe:2392 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "CB 63 96 E3 F8 76 05 47 FE AB 2D 17 FB C4 BD A3"

The process okqyc.exe:3996 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "12 12 4D 8A 9C 2E 42 7C 4C 63 7E 39 A8 01 03 1D"

The process okqyc.exe:2100 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "59 39 7A A1 0E DF 7E 74 3C 8C A0 2E DF 47 76 E5"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

The process ctfmon.exe:252 makes changes in a system registry.
The Trojan-PSW creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Emexad]
"Ycyxri" = "78 11 55 E8 60 2D 20 97 D1 57 F6 24 B4 EE 43 18"

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

Rootkit activity

The Trojan-PSW installs the following user-mode hooks in WINMM.dll:

PlaySoundW

The Trojan-PSW installs the following user-mode hooks in WININET.dll:

HttpEndRequestW
HttpEndRequestA
HttpSendRequestExW
HttpSendRequestExA
InternetSetFilePointer
InternetReadFileExA
HttpSendRequestA
HttpOpenRequestW
HttpSendRequestW
HttpOpenRequestA
InternetQueryDataAvailable
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:

SetCursorPos
DefMDIChildProcA
DefFrameProcA
DefDlgProcA
GetClipboardData
DefMDIChildProcW
DefFrameProcW
GetUpdateRgn
RegisterClassA
GetDCEx
ReleaseCapture
SetCapture
DefWindowProcA
CallWindowProcA
GetUpdateRect
PeekMessageA
CallWindowProcW
GetMessagePos
GetCursorPos
EndPaint
BeginPaint
DefWindowProcW
RegisterClassExA
GetMessageA
DefDlgProcW
SwitchDesktop
OpenInputDesktop
RegisterClassExW
RegisterClassW
GetCapture
PeekMessageW
GetMessageW
GetWindowDC
TranslateMessage
GetDC
ReleaseDC

The Trojan-PSW installs the following user-mode hooks in ADVAPI32.dll:

CreateProcessAsUserA
CreateProcessAsUserW

The Trojan-PSW installs the following user-mode hooks in WS2_32.dll:

WSASend
gethostbyname
send
closesocket
getaddrinfo

The Trojan-PSW installs the following user-mode hooks in kernel32.dll:

ExitProcess
GetFileAttributesExW

The Trojan-PSW installs the following user-mode hooks in ntdll.dll:

NtCreateThread

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):
   

   324c0122f1017eec916b454cff771a61.exe:3952
   324c0122f1017eec916b454cff771a61.exe:2392
   okqyc.exe:3996
   okqyc.exe:2100
   

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

   %Documents and Settings%\%current user%\Local Settings\Temp\tmpf12b3108.bat (177 bytes)
   %Documents and Settings%\%current user%\Application Data\Ymufx\okqyc.exe (318 bytes)

5. Reboot the computer.
   

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