MD5: 6b32fd62dc3760526b2c716dec1d7d10
SHA1: d34734b41d84cacb21fc6597dc31bc7ed32a1b5e
SHA256: d701293a3d15f152e6f1ab6d2f5af997ea543f049627a72f9b41b32126595bd4
SSDeep: 6144:EZ5z2lnHHnHrLrLLrLrDs3K Vb2 hv4DN11S8Sr52ZAR0b3TIPeopZ6F6kziYeFl:Er73K VbhZI1SD5qfeeE4vLe
Size: 312320 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: StarApp
Created at: 2013-06-16 14:22:34

Summary:

Trojan-PSW. Trojan program intended for stealing users passwords.

Payload

No specific payload has been found.

Process activity

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

6b32fd62dc3760526b2c716dec1d7d10.exe:1396
siohfo.exe:504

File activity

The process 6b32fd62dc3760526b2c716dec1d7d10.exe:1396 makes changes in a file system.
The Trojan-PSW creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Application Data\Qivya\siohfo.exe (1737 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ZTZAA83.bat (173 bytes)

The process siohfo.exe:504 makes changes in a file system.
The Trojan-PSW creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\NTUSER.DAT.LOG (4608 bytes)
%Documents and Settings%\%current user%\NTUSER.DAT (4004 bytes)

Registry activity

The process 6b32fd62dc3760526b2c716dec1d7d10.exe:1396 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" = "AB C4 F8 C5 74 1B 61 5B DE 72 07 94 FC C2 5D 55"

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

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

The process siohfo.exe:504 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" = "FC 04 3F F5 2F 96 67 40 20 A2 E3 6E 62 C3 29 B6"

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

[HKCU\Software\Microsoft\Rijedumuis]
"317j9e69" = "28rXlX79"

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

Network activity (URLs)

URL	IP
hxxp://www.google.com/	74.125.226.210
hxxp://www.google.ca/?gws_rd=cr	74.125.226.215

Rootkit activity

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

HttpSendRequestExA
HttpSendRequestW
InternetReadFileExA
InternetWriteFile
InternetWriteFileExA
InternetQueryDataAvailable
HttpQueryInfoW
HttpSendRequestExW
InternetReadFile
HttpQueryInfoA
HttpSendRequestA
InternetCloseHandle

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:

DecryptMessage
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

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):
   

   6b32fd62dc3760526b2c716dec1d7d10.exe:1396
   siohfo.exe:504
   

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%\Application Data\Qivya\siohfo.exe (1737 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\ZTZAA83.bat (173 bytes)
   %Documents and Settings%\%current user%\NTUSER.DAT.LOG (4608 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.