Systweak Spyware Library
Systweak Spyware Library text
More than 21875 spyware signatures and growing
Microsoft Gold Certified Partner
Search in:
PSW-Stealer.Arpa Analysis Report
Threat Submitted On: 3/9/2008 12:27:49 AM
Threat Analysed On: 3/9/2008 5:27:49 AM
Threat Updated On: 1/27/2011 7:27:31 PM
Type : PSW-Stealer
Symptoms of Arpa
  • 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
Alias : Trojan-PSW.Win32.Arpa
Md5 Hash : [ccc1f148bb44212e16a0bc3e2785fd75]
File Size : (143360 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
Delete the following Files to remove Infection
File: [randomname].exe
Path : %workingdir%

Skip Navigation Links.
Collapse Md5Hash :Md5Hash :
68ea34519b57402ce8d04411a80b56f7 ( 147458 bytes)
ccc1f148bb44212e16a0bc3e2785fd75 ( 143360 bytes)
The following Registry Values are added to the provided Registry Keys :-
Delete the added Values from the Key to remove Infection
|__ Value Added :
msgsrv32 = "mssrv32.exe"
Creates the following child process(s) on execution:


%windir%\system32\dwwin.exe -x -s 1396

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

Copies ::\data\ccc1f148bb44212e16a0bc3e2785fd75.ex

To : %windir%\system32\mssrv32.exe


1. %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 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.

Microsoft Gold Certified Partner

© Systweak Inc., 1999-2011 All rights reserved.