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Worm.Viking.jg Analysis Report
Threat Submitted On: 7/13/2007 10:44:04 AM
Threat Analysed On: 7/13/2007 3:44:04 PM
Threat Updated On: 10/7/2009 9:31:16 PM
Type : Worm
Symptoms of Viking.jg
  • Replicates itself and spreads to the other computers of the network.
  • Installed by executing the scripts from infected e-mail attachments or messages.
Information
Alias : Worm.Win32.Viking.jg
Md5 Hash : [ae94cf26d3cf1ddfec5acd7270045e54]
File Size : (60573 bytes)

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: tortoiseidiff.exe.exe
Path : %programfiles%\tortoisesvn\bin
Md5Hash :( bytes)
File: uninstal.exe.exe
Path : %programfiles%\tracker
Md5Hash :( bytes)
File: _desktop.ini
Path : %systemdrive%
Md5Hash :adabf7715de60c36f81c088247ed657f ( 10 bytes)
File: logo1_.exe
Path : %windir%
Md5Hash :ae94cf26d3cf1ddfec5acd7270045e54 ( 60573 bytes)
File: [randomname].exe
Path : %workingdir%
Md5Hash :000c57a140cfc03c202411367bfa8fac ( 737241 bytes)
File: [randomname].exe.exe
Path : %workingdir%
Md5Hash :95ca8e6e3eb49cc7c2ffdff0831d77d7 ( 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 : 00c182a200d0587b2bbc5cfe75ba7c81.exe
Path : %networkpath%
Md5Hash :2af21097bda799510fc3995f70286352 ( 631965 bytes)
File : asyncstartup.exe
Path : %networkpath%
Md5Hash :bf5c29a9f91bc1171226b18bed68f186 ( 81053 bytes)
File : asyncstartup.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : dir2file.exe
Path : %networkpath%
Md5Hash :22daebbe58ff6cc8bc432b17b4257ca0 ( 121501 bytes)
File : dir2file.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : dotnetchk.exe
Path : %networkpath%
Md5Hash :e88058383d6c5fdac57df8a066553817 ( 122205 bytes)
File : dotnetchk.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : inctrl5.exe
Path : %networkpath%
Md5Hash :fa2df1403ae2095823077c473bc50cb6 ( 839837 bytes)
File : inctrl5.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : logo1_.exe
Path : %networkpath%
Md5Hash :( bytes)
File : shadow.user.pro.2.5.0.225.exe
Path : %networkpath%
Md5Hash :f7755d269044dfcab164207d4acc4e83 ( 6661539 bytes)
File : shadow.user.pro.2.5.0.225.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : subwcrev.exe
Path : %networkpath%
Md5Hash :520a2eea60eec437f64b13bb94903e76 ( 306333 bytes)
File : subwcrev.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tortoiseblame.exe
Path : %networkpath%
Md5Hash :c830f97c4158139bc2094cc212bf1ae3 ( 136861 bytes)
File : tortoiseblame.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tortoiseidiff.exe
Path : %networkpath%
Md5Hash :f7e8bc3530add68d48df517637d3e129 ( 184989 bytes)
File : tortoiseidiff.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tortoisemerge.exe
Path : %networkpath%
Md5Hash :7758a846b0f9b266672a07da56e315b3 ( 720029 bytes)
File : tortoisemerge.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tortoiseplink.exe
Path : %networkpath%
Md5Hash :75197a3ef9c63047e53d661d3b2ffa0e ( 255133 bytes)
File : tortoiseplink.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tortoiseproc.exe
Path : %networkpath%
Md5Hash :a6de895cfddc13164d08a8a602e81ada ( 3177629 bytes)
File : tortoiseproc.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tracker.exe
Path : %networkpath%
Md5Hash :f69255f0a75f46413b76e9b14638480f ( 1318045 bytes)
File : tracker.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : uninstal.exe
Path : %networkpath%
Md5Hash :b199a85dde11976fe7525d7756309139 ( 187549 bytes)
File : uninstal.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : unwise.exe
Path : %networkpath%
Md5Hash :d22319d4efa37bda2028443f8a68977d ( 168605 bytes)
File : unwise.exe.exe
Path : %networkpath%
Md5Hash :( bytes)
File : tortoiseblame.exe
Path : %programfiles%\tortoisesvn\bin
Md5Hash :c830f97c4158139bc2094cc212bf1ae3 ( 136861 bytes)
File : tortoiseplink.exe
Path : %programfiles%\tortoisesvn\bin
Md5Hash :75197a3ef9c63047e53d661d3b2ffa0e ( 255133 bytes)
File : tortoiseproc.exe
Path : %programfiles%\tortoisesvn\bin
Md5Hash :a6de895cfddc13164d08a8a602e81ada ( 3177629 bytes)
File : uninstal.exe
Path : %programfiles%\tracker
Md5Hash :b199a85dde11976fe7525d7756309139 ( 187549 bytes)
File : $$a5.bat
Path : %systemdrive%\temp
Md5Hash :64495320419e7490fd3f365198652c0e ( bytes)
File : 7d3008.dmp
Path : %systemdrive%\temp
Md5Hash :d41d8cd98f00b204e9800998ecf8427e ( 0 bytes)
File : f882_appcompat.txt
Path : %systemdrive%\temp
Md5Hash :f040ee73d1b278fb07a7ea657572bce1 ( bytes)
File : ieed62.tmp
Path : %systemdrive%\temp
Md5Hash :( bytes)
File : dotnetchk.exe
Path : %systemdrive%\temp\vsd1.tmp\dotnetfx
Md5Hash :e88058383d6c5fdac57df8a066553817 ( 122205 bytes)
The following Registry Values are added to the provided Registry Keys which are also created by Genuine Software :-
Note:
These Values can be left as they are also created by legitimate Software :-
|__ Value Added :
numberofcrashes
Creates the following child process(s) on execution:

net stop kingsoft antivirus service

net1 stop kingsoft antivirus service

services.exe

%windir%\explorer.exe

%windir%\system32\dumprep.exe 1184 -dm 7 7 %systemdrive%\docume~1\testing\locals~1\temp\wer155c.dir00\explorer.exe.mdmp 16325836412029304

%windir%\system32\dumprep.exe 1184 -dm 7 7 %systemdrive%\docume~1\testing\locals~1\temp\wer155c.dir00\explorer.exe.hdmp 16325836412029316

%windir%\system32\rundll32.exe %windir%\system32\sysdm.cpl,noexecuteprocessexception %windir%\explorer.exe

Copies the Following Files to Given Location :-

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

To : \10.10.10.21\admin$\ae94cf26d3cf1ddfec5acd7270045e54.exe

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

To : \10.10.10.24\admin$\ae94cf26d3cf1ddfec5acd7270045e54.exe

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

To : \10.10.10.25\admin$\ae94cf26d3cf1ddfec5acd7270045e54.exe

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

To : \10.10.10.26\admin$\ae94cf26d3cf1ddfec5acd7270045e54.exe

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

To : \10.10.10.27\admin$\ae94cf26d3cf1ddfec5acd7270045e54.exe

Moves the Following Files to Given Location :-
Moves :%programfiles%\amd\athlon 64 processor driver\amdcon.exe.exe
To : %programfiles%\amd\athlon 64 processor driver\amdcon.exe
Moves :%programfiles%\google\googletoolbar2user.exe.exe
To : %programfiles%\google\googletoolbar2user.exe
Moves :%programfiles%\google\common\google updater\googleupdaterservice.exe.exe
To : %programfiles%\google\common\google updater\googleupdaterservice.exe
Moves :%programfiles%\malicious software removal tool\kb890830-enu.exe.exe
To : %programfiles%\malicious software removal tool\kb890830-enu.exe
Moves :%programfiles%\realvnc\vnc4\unins000.exe.exe
To : %programfiles%\realvnc\vnc4\unins000.exe
Moves :%programfiles%\realvnc\vnc4\vncconfig.exe.exe
To : %programfiles%\realvnc\vnc4\vncconfig.exe
Moves :%programfiles%\realvnc\vnc4\vncviewer.exe.exe
To : %programfiles%\realvnc\vnc4\vncviewer.exe
Moves :%programfiles%\windows journal viewer\jntview.exe.exe
To : %programfiles%\windows journal viewer\jntview.exe

NOTE:

1. %programfiles% Refers to the program files folder. By default it is 'C:\Program Files'
2. %systemdrive% Refers to the windows System drive folder. By default it is 'C:\'
3. %windir% Refers to the windows root folder. By default it is 'C:\Windows'
4. %workingdir% Refers to the current directory in which user is working.
5. %allusersprofile% Refers to the windows all users profile folder. By default it is 'C:\Documents and Settings\All Users'
6. %networkpath% Refers to the any network location on Local Area Network(LAN).

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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