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Worm-Email.Nodoom Analysis Report
Threat Submitted On: 3/31/2008 9:45:24 PM
Threat Analysed On: 4/1/2008 2:45:24 AM
Threat Updated On: 1/27/2011 7:45:54 AM
Type : Worm-Email
Symptoms of Nodoom
  • Spreads through the opening of infected e-mail attachments.
  • Sends a copy of itself to all the contacts of the user’s address book.
  • Sometimes has dire results like affecting the hard disk and threat to privacy.
Information
Alias : Email-Worm.Win32.Nodoom.a
Md5 Hash : [79a194498b77c241ab577bfa979d4b6b]
File Size : (5568 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: ctsls.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
05333939dbd2729fe0678ab874a6dd50 ( 9216 bytes)
79a194498b77c241ab577bfa979d4b6b ( 5568 bytes)
File: [randomname].exe
Path : %workingdir%

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Collapse Md5Hash :Md5Hash :
05333939dbd2729fe0678ab874a6dd50 ( 9216 bytes)
79a194498b77c241ab577bfa979d4b6b ( 5568 bytes)
f32718ba8b940c27b0bf259f4c916359 ( 618498 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 :
ctsls = "%windir%\system32\ctsls.exe"
Creates the Following MUTEX(s) on user's System:-
ctsls-1x8-mutexttip
Copies the Following Files to Given Location :-

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

To : %windir%\system32\ctsls.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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