Remove kolabc.bgn - Spyware Removal Information

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Worm-Net.kolabc.bgn Analysis Report

Threat Submitted On: 6/11/2008 11:10:46 PM

Threat Analysed On: 6/12/2008 4:10:46 AM

Threat Updated On: 11/16/2009 11:21:40 AM

Type : Worm-Net

Symptoms of kolabc.bgn

Copies itself to other computers of the same LAN thereby infecting the whole LAN.
Copies its files to all the possible shared resources of the network.
Modifies the SYSTEM.INI and WIN.INI files and can even make itself execute at start-up.

Removal Recommended (Click here to remove automatically)

Removal Recommended

Information

Alias : net-worm.win32.kolabc.bgn

Md5 Hash : [691eff158c9b639eed3abcf393a1689c]

File Size : [Not Available]

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: temp:c980da7d
Path : %allusersprofile%\application data
Md5Hash :( bytes)

File: [RandomName].ini
Path : %workingdir%
Md5Hash :( bytes)

File: gihtigbg.exe
Path : %windir%\system32
Md5Hash :47282dd63310d8a2a114aa452646dda0 ( 761856 bytes)

File: gihtigbg.ini
Path : %windir%\system32
Md5Hash :( bytes)

File: soqlbagi.exe
Path : %windir%\system32
Md5Hash :691eff158c9b639eed3abcf393a1689c ( 4117415 bytes)

File: soqlbagi.ini
Path : %windir%\system32
Md5Hash :( bytes)

File: [randomname].exe
Path : %workingdir%

	Md5Hash :


		47282dd63310d8a2a114aa452646dda0 ( bytes)


		691eff158c9b639eed3abcf393a1689c ( bytes)

Creates the following infected Registry Keys on user's System

Note:

Delete these Registries to remove Infection

HKEY_CLASSES_ROOT\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Instance

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Instance\InitPropertyBag

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\shellex

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\shellex\ContextMenuHandlers

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\shellex\ContextMenuHandlers\{2559a1f2-21d7-11d4-bdaf-00c04f60b9f0}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\shellex\MayChangeDefaultMenu

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\ShellFolder

The following Registry Values are added to the provided Registry Keys :-

Note:

Delete the added Values from the Key to remove Infection

Key:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run

|__ Value Added :

wmi performance server = "soqlbagi.exe"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

|__ Value Added :

bvwgd = "qttojfns_d`lnliyrzlp`z}}fdck"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

|__ Value Added :

czdi = "|{qxr[~ed^^h|ged^hor\no"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

|__ Value Added :

dwaw = "ng\mibve`a^hoybehcvkuqlvo@@dd"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

|__ Value Added :

etmecqqpghr = "m\zdr@luhyn`[qqlydvjyl"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

|__ Value Added :

localizedstring = "@explorer.exe,-7022"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}

|__ Value Added :

webaaedvmofub = "h[nsh@nqypmxvatufj[rhoa}nrsbr[xy"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\InProcServer32

|__ Value Added :

threadingmodel = "apartment"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Instance

|__ Value Added :

clsid = "{3f454f0e-42ae-4d7c-8ea3-328250d6e272}"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Instance\InitPropertyBag

|__ Value Added :

clsid = "{13709620-c279-11ce-a49e-444553540000}"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Instance\InitPropertyBag

|__ Value Added :

command = "@shell32.dll,-12707"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\Instance\InitPropertyBag

|__ Value Added :

method = "windowssecurity"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED3D90CB-D496-7105-75AB-4C011A5D8B21}\ShellFolder

|__ Value Added :

attributes = "[reg_dword, value: 00000000]"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Licenses

|__ Value Added :

{0c6e3d0636b8b23b2} = "[reg_binary, size: 100 bytes]"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Licenses

|__ Value Added :

{ic6e3d0636b8b23b2} = "[reg_binary, size: 4 bytes]"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Licenses

|__ Value Added :

{r7c0db872a3f777c0} = "[reg_binary, size: 4 bytes]"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

|__ Value Added :

wmi performance server = "soqlbagi.exe"

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices

|__ Value Added :

wmi performance server = "soqlbagi.exe"

Also creates the following legitmate Registries on user's Systems which are also created by Genuine Software :-

Note:

These Keys can be kept as they are also created by genuine Software

HKEY_LOCAL_MACHINE\Software\Licenses

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunServices

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 :-

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Licenses

|__ Value Added :

{k7c0db872a3f777c0}

Key:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\RFC1156Agent\CurrentVersion\Parameters

|__ Value Added :

trappolltimemillisecs

Creates the following child process(s) on execution:

services.exe

%windir%\system32\soqlbagi.exe 1748 %workingdir%\[random name].exe

Creates the Following MUTEX(s) on user's System:-

ral3bbe6ce7

3bbe6ce7::wk

pedro1

raspbfile

Copies the Following Files to Given Location :-

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

To : %windir%\system32\soqlbagi.exe

NOTE:

1. %allusersprofile% Refers to the windows all users profile folder. By default it is 'C:\Documents and Settings\All Users'
3. %workingdir% Refers to the current directory in which user is working.
4. %windir% Refers to the windows root folder. By default it is 'C:\Windows'

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.