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Threat Submitted On: 10 Nov 2008
Threat Analysed On: 11 Nov 2008
Threat Updated On: 11 Sept 2009
Type : Adtool
Symptoms of wurmark
  • 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 : [Not Available]
Md5 Hash : [bf0319d186ddcd96113f6baf5a5f47fa]
File Size : (423443 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: bt32.exe
Path : %systemdrive%

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Collapse Md5Hash :Md5Hash :
11d1e0a1a5b5fde14fb50a31f90cb5b0 ( 227064 bytes)
277efa11e8c164258ee29f87183cc249 ( bytes)
c77864d529191522b095f21ebf3db25b ( 96480 bytes)
d5d69519adc3f2cd73284d05ab6d82c2 ( bytes)
File: bx.exe
Path : %systemdrive%

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Collapse Md5Hash :Md5Hash :
4c04e126083d2094046cfcce419c2db1 ( bytes)
88476663cef486cece0878fec62a7a8d ( 113152 bytes)
File: bszd5845.tmp
Path : %workingdir%

Md5Hash :363bdc4045753023e457730a984a11b9 ( bytes)
File: bszd7162.tmp
Path : %workingdir%

Md5Hash :823c16472446e57c66cd82b9c874eadd ( bytes)
File: bszd8004.tmp
Path : %workingdir%

Md5Hash :4cad9fef0fccd55871d7ff402fb6e915 ( bytes)
File: bszd8020.tmp
Path : %workingdir%

Md5Hash :0f027a2fe05df75b8cc21d39aeb6c084 ( bytes)
File: attached.zip
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
0b72bafa9bfce220704bb96270a24a28 ( 307485 bytes)
4cad9fef0fccd55871d7ff402fb6e915 ( 318356 bytes)
823c16472446e57c66cd82b9c874eadd ( 423611 bytes)
File: bszd7449.tmp
Path : %windir%\system32

Md5Hash :0b72bafa9bfce220704bb96270a24a28 ( bytes)
File: download.zip
Path : %windir%\system32

Md5Hash :363bdc4045753023e457730a984a11b9 ( 285178 bytes)
File: file.zip
Path : %windir%\system32

Md5Hash :0f027a2fe05df75b8cc21d39aeb6c084 ( 331433 bytes)
File: lexplore.exe
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
e0dfc25252f089bf34bc68d4970a56c1 ( 338432 bytes)
e5b1169481e466de1091d1922ce300ac ( 312221 bytes)
File: winlogins.exe
Path : %windir%\system32

Md5Hash :d5d69519adc3f2cd73284d05ab6d82c2 ( 221440 bytes)
File: xtc.tmp
Path : %windir%\system32

Md5Hash :ed817edd0984c9a252ebcdb302513101 ( 290611 bytes)
File: xxz.tmp
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
1d62e73e2c14dac23eadf8a5b8eb3fe5 ( 431616 bytes)
1f1ffd21e2dd65935df0bc6c2b1e518b ( 1159168 bytes)
24ece00411793c9da5905492dd3e97c6 ( 423814 bytes)
398c51fb800956e0625167b664a7bdcf ( 327168 bytes)
bf0319d186ddcd96113f6baf5a5f47fa ( 423443 bytes)
e0dfc25252f089bf34bc68d4970a56c1 ( 338432 bytes)
e5b1169481e466de1091d1922ce300ac ( 312221 bytes)
File: zzx.tmp
Path : %windir%\system32

Md5Hash :5eb777024c31e1b8ef4086bd69d24bef ( 338432 bytes)
File: [randomname].exe
Path : %workingdir%

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Collapse Md5Hash :Md5Hash :
07571a620c75998fd4447e0976a73a90 ( 40092 bytes)
1d62e73e2c14dac23eadf8a5b8eb3fe5 ( 431616 bytes)
1f1ffd21e2dd65935df0bc6c2b1e518b ( 1159168 bytes)
24ece00411793c9da5905492dd3e97c6 ( 423814 bytes)
264433c5219e2c4996f160164819efc4 ( 351744 bytes)
2ab3f19781a7cb1d64d285a16c9810dc ( 1159168 bytes)
356918507f685d973fa5185881dcfb49 ( 163842 bytes)
398c51fb800956e0625167b664a7bdcf ( 327168 bytes)
5103dd651573b3ba3a9f0df8342419d6 ( 1159170 bytes)
5eb777024c31e1b8ef4086bd69d24bef ( 338432 bytes)
665a3625fd16f603f8845edb30c713ba ( 163840 bytes)
6babae0ec2d7e586ec7b065a042aedfa ( 431618 bytes)
bf0319d186ddcd96113f6baf5a5f47fa ( 423443 bytes)
c087b5d1361a254e523dcaf6c457dfab ( 323072 bytes)
e0dfc25252f089bf34bc68d4970a56c1 ( 338432 bytes)
e5b1169481e466de1091d1922ce300ac ( 312221 bytes)
ed817edd0984c9a252ebcdb302513101 ( 290611 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 : ansmtp.dll
Path : %windir%\system32

Md5Hash :03e467ef28e56d25a83ee7849a942aca ( 385024 bytes)
File : bszip.dll
Path : %windir%\system32

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Collapse Md5Hash :Md5Hash :
3d9bf0788eb20831ec03742bdb22a288 ( 64000 bytes)
c0d63e019b34fd0b68900ac85e1b9f9f ( 64000 bytes)
File : ping.com
Path : %windir%\system32

Md5Hash :ac6ad5d9b99757c3a878f2d275ace198 ( 2 bytes)
File : regedit.com
Path : %windir%\system32

Md5Hash :ac6ad5d9b99757c3a878f2d275ace198 ( 2 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 :
xpstat = "winlogins.exe"
|__ Value Added :
xpstat = "winlogins.exe"
|__ Value Added :
IE Runtime = "wini.exe"
|__ Value Added :
xpstat = "winlogins.exe"
|__ Value Added :
IE Runtime = "wini.exe"
|__ Value Added :
xpstat = "winlogins.exe"
Creates the following child process(s) on execution:

%windir%\system32\rundll32.exe rundll32.exe %windir%\system32\shimgvw.dll,imageview_fullscreen %windir%\system32\uglym.jpg

%systemdrive%\bt32.exe

services.exe

Moves the Following Files to Given Location :-
Moves :%workingdir%\bszd6939.tmp
To : %windir%\system32\attached.zip

NOTE:

1. %systemdrive% Refers to the windows System drive folder. By default it is 'C:\'
2. %workingdir% Refers to the current directory in which user is working.
3. %windir% Refers to the windows root folder. By default it is 'C:\Windows'
4. %userprofile% Refers to the windows current user's profile folder. By default it is 'C:\Documents and Settings\[user]'

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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