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PSW-Stealer.Hacksoft Analysis Report
Threat Submitted On: 3/9/2008 12:49:15 AM
Threat Analysed On: 3/9/2008 5:49:15 AM
Threat Updated On: 1/27/2011 6:29:24 PM
Type : PSW-Stealer
Symptoms of Hacksoft
  • Runs in stealth mode and records passwords as and when entered on a system
  • May also imitate the login prompt, asking the user to provide their password
Information
Alias : Trojan-PSW.Win32.Hacksoft.b
Md5 Hash : [26ddc10492c53877c455a99b9d7eacb1]
File Size : (20994 bytes)

Technical Details

Here are the Technical findings of our analysis team after analyzing this malware in detail :-

Creates the following infected Files on user's System
Note:
Delete the following Files to remove Infection
File: internets.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
26ddc10492c53877c455a99b9d7eacb1 ( 20994 bytes)
92a55f7bf0fe214f26c6db0a0e2b3de4 ( 20480 bytes)
af691db8c168fdc3b4aa1e4efa509d2c ( 20482 bytes)
File: oicqpass.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
c75325d40f7cd8e7461e5e6e57f1c7f2 ( 56832 bytes)
d0b69f237ea72c04083f844c504c9361 ( 56834 bytes)
File: scanregw.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
26ddc10492c53877c455a99b9d7eacb1 ( 20994 bytes)
61de1814a95b052a863c61b429ee54ac ( 12295 bytes)
92a55f7bf0fe214f26c6db0a0e2b3de4 ( 20480 bytes)
File: scanregw1.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
91eda704cad900a86b50a419daa4c6e7 ( 19458 bytes)
c0b4c611ea7a3af53dcc4674699d259b ( 11776 bytes)
File: svh0st.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
26ddc10492c53877c455a99b9d7eacb1 ( 20994 bytes)
92a55f7bf0fe214f26c6db0a0e2b3de4 ( 20480 bytes)
af691db8c168fdc3b4aa1e4efa509d2c ( 20482 bytes)
File: [randomname].exe
Path : %workingdir%

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Collapse Md5Hash :Md5Hash :
26ddc10492c53877c455a99b9d7eacb1 ( 20994 bytes)
61de1814a95b052a863c61b429ee54ac ( 12295 bytes)
91eda704cad900a86b50a419daa4c6e7 ( 19458 bytes)
92a55f7bf0fe214f26c6db0a0e2b3de4 ( 20480 bytes)
af691db8c168fdc3b4aa1e4efa509d2c ( 20482 bytes)
c0b4c611ea7a3af53dcc4674699d259b ( 11776 bytes)
c75325d40f7cd8e7461e5e6e57f1c7f2 ( 56832 bytes)
d0b69f237ea72c04083f844c504c9361 ( 56834 bytes)
Also creates the following files on user's System which are also created by Genuine Software :-
Note:
These file(s) can be kept as they are also created by genuine Software.
File : scanregw.exe
Path : %windir%\system32

Md5Hash :af691db8c168fdc3b4aa1e4efa509d2c ( 20482 bytes)
The following Registry Values are added to the provided Registry Keys :-
Note:
Delete the added Values from the Key to remove Infection
|__ Value Added :
oicqpass = "%windir%\system32\oicqpass.exe"
|__ Value Added :
scanreg = "%windir%\system32\scanregw.exe"
|__ Value Added :
scanreg1 = "%windir%\system32\scanregw1.exe"
Creates the following child process(s) on execution:

%windir%\system32\dwwin.exe -x -s 1268

services.exe

Creates the Following MUTEX(s) on user's System:-
raspbfile
Copies the Following Files to Given Location :-

Copies :%workingdir%\[random name].exe

To : %windir%\system32\scanregw.exe

Copies :%workingdir%\[random name].exe

To : %windir%\system32\internets.exe

Copies :%workingdir%\[random name].exe

To : %windir%\system32\svh0st.exe

NOTE:

1. %windir% Refers to the windows root folder. By default it is 'C:\Windows'
2. %workingdir% Refers to the current directory in which user is working.

Important: We strongly recommend that you backup the Registry before making any changes to it. Incorrect changes to the Registry can result in permanent data loss or corrupted Files. Modify the malicious\suspicious Subkeys only.

Click Here for more spywarelib.com recommended PC Security and Optimization Tools

To modify registry entries in Windows Operating System:
Follow Steps:
1. Click Start > Run
2. Type “regedit” : to open registry editor
3. Navigate to required registry Key from the Left Tree control and modify accordingly.


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