TROJ_MALEX.VTG


 ALIASES:

Trojan:Win32/Malex.gen!E (Microsoft); Trojan.ADH.2 (Symantec); Trojan.Win32.Agent2.lxn (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Generic.KDV.264192 (FSecure)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

57,446 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

05 Nov 2011

Arrival Details

This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This Trojan drops the following copies of itself into the affected system:

  • %User Temp%\svch0st\svchost.exe

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.)

It creates the following folders:

  • %User Temp%\svch0st
  • %User Temp%\28875
  • %User Temp%\30609
  • %User Temp%\31078
  • %User Temp%\31171
  • %User Temp%\31406
  • %User Temp%\31531
  • %User Temp%\32203
  • %User Temp%\32343
  • %User Temp%\32625
  • %User Temp%\32828
  • %User Temp%\33359
  • %User Temp%\33546
  • %User Temp%\33875
  • %User Temp%\34156
  • %User Profile%\Application Data\Storm
  • %User Profile%\Storm\update
  • %User Profile%\update\%SESSIONNAME%
  • %Windows%\SoftwareDistribution
  • %Windows%\SoftwareDistribution\DataStore\Logs\
  • %Windows%\SoftwareDistribution\DataStore

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %User Profile% is the current user's profile folder, which is usually C:\Windows\Profiles\{user name} on Windows 98 and ME, C:\WINNT\Profiles\{user name} on Windows NT, and C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003.. %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.)

Autostart Technique

This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
svch0st = "%User Temp%\svch0st\svchost.exe"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
alg = "%Temp%\explorer.exe"

Other System Modifications

This Trojan deletes the following files:

  • %System Root%\AFC9FE~1.BAT
  • %User Profile%\%SESSIONNAME%\vwqhp.cc3
  • oeylbiegm
  • %User Profile%\%SESSIONNAME%\cdfip.cc3
  • brpcgprbt
  • %User Profile%\%SESSIONNAME%\cxhov.cc3
  • hlulbyvop
  • hlulbyvopp
  • cncdppyed
  • %User Profile%\%SESSIONNAME%\dxrxw.cc3
  • grmpvhyem
  • %User Profile%\%SESSIONNAME%\edjrk.cc3
  • wpynlrinc
  • %User Profile%\%SESSIONNAME%\ffilb.cc3
  • bpimugjqp
  • bpimugjqpi
  • nnufhykbe
  • %User Profile%\%SESSIONNAME%\fpgon.cc3
  • qutuxurws
  • qutuxurwsq
  • wpnoyiyvw
  • aemrxhnjyj
  • %User Temp%\ehkpldsyem
  • adjitjjomr
  • %User Temp%\fmojfkqyml
  • aumtkpokmh
  • %User Profile%\%SESSI~1\vwqhp.cc3
  • %System%\F5859B27.rdb
  • %User Profile%\%SESSI~1\A78C5E04.key
  • %User Profile%\%SESSI~1\dxrxw.cc3
  • %System%\73DB5414.rdb
  • %User Temp%\fljjmsunyl
  • acqsqcybmo
  • %User Profile%\%SESSI~1\cxhov.cc3
  • %System%\35172304.rdb
  • %User Profile%\%SESSI~1\cdfip.cc3
  • %User Profile%\%SESSI~1\ffilb.cc3
  • %System%\E22A4301.rdb
  • %System%\DCBFA27A.rdb
  • %User Temp%\fnsnvxswfr
  • alflyfbyaj
  • %Windows%\SoftwareDistribution\DataStore\Logs\edbtmp.log

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.. %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.)

It adds the following registry keys:

HKEY_LOCAL_MACHINE\sOFtwaRe\oeylbiegm

HKEY_LOCAL_MACHINE\sOFtwaRe\oeylbiegmi

HKEY_LOCAL_MACHINE\sOFtwaRe\brpcgprbt

HKEY_LOCAL_MACHINE\sOFtwaRe\brpcgprbtf

HKEY_LOCAL_MACHINE\sOFtwaRe\hlulbyvop

HKEY_LOCAL_MACHINE\sOFtwaRe\hlulbyvopp

HKEY_LOCAL_MACHINE\sOFtwaRe\cncdppyed

HKEY_LOCAL_MACHINE\sOFtwaRe\cncdppyedt

HKEY_LOCAL_MACHINE\sOFtwaRe\grmpvhyem

HKEY_LOCAL_MACHINE\sOFtwaRe\grmpvhyeme

HKEY_LOCAL_MACHINE\sOFtwaRe\wpynlrinc

HKEY_LOCAL_MACHINE\sOFtwaRe\wpynlrincy

HKEY_LOCAL_MACHINE\sOFtwaRe\bpimugjqp

HKEY_LOCAL_MACHINE\sOFtwaRe\bpimugjqpi

HKEY_LOCAL_MACHINE\sOFtwaRe\nnufhykbe

HKEY_LOCAL_MACHINE\sOFtwaRe\nnufhykbeo

HKEY_LOCAL_MACHINE\sOFtwaRe\qutuxurws

HKEY_LOCAL_MACHINE\sOFtwaRe\qutuxurwsq

HKEY_LOCAL_MACHINE\sOFtwaRe\wpnoyiyvw

HKEY_LOCAL_MACHINE\sOFtwaRe\wpnoyiyvwo

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Commessenger70

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Control\MediaResources\msvideo

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Comhidserv70

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Comremoteaccess70

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Comrasauto70

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Comntmssvc70

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Comrasman70

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\oeylbiegm
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\oeylbiegm
seRVicedlL = "%User Profile%\%SESSIONNAME%\vwqhp.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\oeylbiegm
module = "%User Temp%\ehkpldsyem"

HKEY_LOCAL_MACHINE\SOFTWARE\brpcgprbt
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\brpcgprbt
seRVicedlL = "%User Profile%\%SESSIONNAME%\cdfip.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\brpcgprbt
module = "%User Temp%\fohnepjmxs"

HKEY_LOCAL_MACHINE\SOFTWARE\hlulbyvop
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\hlulbyvop
seRVicedlL = "%User Profile%\%SESSIONNAME%\cxhov.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\hlulbyvop
module = "%User Temp%\fkgeuerphg"

HKEY_LOCAL_MACHINE\SOFTWARE\cncdppyed
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\cncdppyed
seRVicedlL = "%User Profile%\%SESSIONNAME%\cxhov.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\cncdppyed
module = "%User Temp%\fkgeuerphg"

HKEY_LOCAL_MACHINE\SOFTWARE\grmpvhyem
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\grmpvhyem
seRVicedlL = "%User Profile%\%SESSIONNAME%\dxrxw.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\grmpvhyem
module = "%User Temp%\fmojfkqyml"

HKEY_LOCAL_MACHINE\SOFTWARE\wpynlrinc
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\wpynlrinc
seRVicedlL = "%User Profile%\%SESSIONNAME%\edjrk.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\wpynlrinc
module = "%User Temp%\bymiudcohw"

HKEY_LOCAL_MACHINE\SOFTWARE\bpimugjqp
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\bpimugjqp
seRVicedlL = "%User Profile%\%SESSIONNAME%\ffilb.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\bpimugjqp
module = "%User Temp%\fljjmsunyl"

HKEY_LOCAL_MACHINE\SOFTWARE\nnufhykbe
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\nnufhykbe
seRVicedlL = "%User Profile%\%SESSIONNAME%\ffilb.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\nnufhykbe
module = "%User Temp%\fljjmsunyl"

HKEY_LOCAL_MACHINE\SOFTWARE\qutuxurws
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\qutuxurws
seRVicedlL = "%User Profile%\%SESSIONNAME%\fpgon.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\qutuxurws
module = "%User Temp%\fnsnvxswfr"

HKEY_LOCAL_MACHINE\SOFTWARE\wpnoyiyvw
seRVicemAIN = "BuildTrusteeWithSidA"

HKEY_LOCAL_MACHINE\SOFTWARE\wpnoyiyvw
seRVicedlL = "%User Profile%\%SESSIONNAME%\fpgon.cc3"

HKEY_LOCAL_MACHINE\SOFTWARE\wpnoyiyvw
module = "%User Temp%\fnsnvxswfr"

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Comrasauto70
Description = "Creates a connection to a remote network whenever a program references a remote DNS or NetBIOS name or address."

Dropping Routine

This Trojan drops the following files:

  • afc9fe2f418b00a0.bat
  • %System Root%\boot
  • %User Temp%\28875\svchost.exe
  • %User Temp%\30609\svchost.exe
  • %User Temp%\31078\svchost.exe
  • %User Temp%\31171\svchost.exe
  • %User Temp%\31406\svchost.exe
  • %User Temp%\31531\svchost.exe
  • %User Temp%\32203\svchost.exe
  • %User Temp%\32343\svchost.exe
  • %User Temp%\32625\svchost.exe
  • %User Temp%\32828\svchost.exe
  • %User Temp%\33359\svchost.exe
  • %User Temp%\33546\svchost.exe
  • %User Temp%\33875\svchost.exe
  • %User Temp%\34156\svchost.exe
  • %User Temp%\wdbciwfwst.dat
  • %User Temp%\qmitdjxrqw.dat
  • %User Temp%\ixctfodtwb.dat
  • %User Temp%\rgpnqbtokg.dat
  • %User Temp%\kxynrfbvct.dat
  • %User Temp%\shfjdyhkwg.dat
  • %User Temp%\hcrvftddle.dat
  • %User Temp%\svch0st\svchost.exe
  • %Temp%\svch0st.exe
  • %Temp%\explorer.exe
  • %User Temp%\ehkpldsyem
  • %User Temp%\fohnepjmxs
  • %User Temp%\fkgeuerphg
  • %User Temp%\fmojfkqyml
  • %User Temp%\bymiudcohw
  • %User Temp%\fljjmsunyl
  • %User Temp%\fnsnvxswfr

(Note: %System Root% is the root folder, which is usually C:\. It is also where the operating system is located.. %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %Temp% is the Windows Temporary folder, which is usually C:\Windows\Temp or C:\WINNT\Temp.)

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://ang23620.{BLOCKED}0.tpdg.info/Fuck.asp?{random characters}
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=28515
  • http://www.{BLOCKED}8.com:2011/1.exe
  • http://www.{BLOCKED}8.com:2011/xf1.exe
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=30968
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=31312
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=32109
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=32515
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=33234
  • http://www.{BLOCKED}8.com:2011/1.txt?abc=33750

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.200

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Restart in Safe Mode

[ Learn More ]

Step 3

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • oeylbiegm
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • oeylbiegmi
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • brpcgprbt
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • brpcgprbtf
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • hlulbyvop
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • hlulbyvopp
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • cncdppyed
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • cncdppyedt
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • grmpvhyem
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • grmpvhyeme
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • wpynlrinc
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • wpynlrincy
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • bpimugjqp
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • bpimugjqpi
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • nnufhykbe
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • nnufhykbeo
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • qutuxurws
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • qutuxurwsq
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • wpnoyiyvw
  • In HKEY_LOCAL_MACHINE\sOFtwaRe
    • wpnoyiyvwo
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft
    • Commessenger70
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\MediaResources
    • msvideo
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft
    • Comhidserv70
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft
    • Comremoteaccess70
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft
    • Comrasauto70
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft
    • Comntmssvc70
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft
    • Comrasman70

Step 4

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • svch0st = "%User Temp%\svch0st\svchost.exe"
  • In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • alg = "%Temp%\explorer.exe"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\oeylbiegm
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\oeylbiegm
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\vwqhp.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\oeylbiegm
    • module = "%User Temp%\ehkpldsyem"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\brpcgprbt
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\brpcgprbt
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\cdfip.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\brpcgprbt
    • module = "%User Temp%\fohnepjmxs"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\hlulbyvop
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\hlulbyvop
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\cxhov.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\hlulbyvop
    • module = "%User Temp%\fkgeuerphg"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\cncdppyed
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\cncdppyed
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\cxhov.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\cncdppyed
    • module = "%User Temp%\fkgeuerphg"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\grmpvhyem
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\grmpvhyem
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\dxrxw.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\grmpvhyem
    • module = "%User Temp%\fmojfkqyml"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\wpynlrinc
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\wpynlrinc
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\edjrk.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\wpynlrinc
    • module = "%User Temp%\bymiudcohw"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\bpimugjqp
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\bpimugjqp
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\ffilb.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\bpimugjqp
    • module = "%User Temp%\fljjmsunyl"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\nnufhykbe
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\nnufhykbe
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\ffilb.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\nnufhykbe
    • module = "%User Temp%\fljjmsunyl"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\qutuxurws
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\qutuxurws
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\fpgon.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\qutuxurws
    • module = "%User Temp%\fnsnvxswfr"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\wpnoyiyvw
    • seRVicemAIN = "BuildTrusteeWithSidA"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\wpnoyiyvw
    • seRVicedlL = "%User Profile%\%SESSIONNAME%\fpgon.cc3"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\wpnoyiyvw
    • module = "%User Temp%\fnsnvxswfr"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Comrasauto70
    • Description = "Creates a connection to a remote network whenever a program references a remote DNS or NetBIOS name or address."

Step 5

Search and delete these folders

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %User Temp%\svch0st
  • %User Temp%\28875
  • %User Temp%\30609
  • %User Temp%\31078
  • %User Temp%\31171
  • %User Temp%\31406
  • %User Temp%\31531
  • %User Temp%\32203
  • %User Temp%\32343
  • %User Temp%\32625
  • %User Temp%\32828
  • %User Temp%\33359
  • %User Temp%\33546
  • %User Temp%\33875
  • %User Temp%\34156
  • %User Profile%\Application Data\Storm
  • %User Profile%\Storm\update
  • %User Profile%\update\%SESSIONNAME%
  • %Windows%\SoftwareDistribution
  • %Windows%\SoftwareDistribution\DataStore\Logs\
  • %Windows%\SoftwareDistribution\DataStore

Step 6

Search and delete these files

[ Learn More ]
There may be some component files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • afc9fe2f418b00a0.bat
  • %System Root%\boot
  • %User Temp%\28875\svchost.exe
  • %User Temp%\30609\svchost.exe
  • %User Temp%\31078\svchost.exe
  • %User Temp%\31171\svchost.exe
  • %User Temp%\31406\svchost.exe
  • %User Temp%\31531\svchost.exe
  • %User Temp%\32203\svchost.exe
  • %User Temp%\32343\svchost.exe
  • %User Temp%\32625\svchost.exe
  • %User Temp%\32828\svchost.exe
  • %User Temp%\33359\svchost.exe
  • %User Temp%\33546\svchost.exe
  • %User Temp%\33875\svchost.exe
  • %User Temp%\34156\svchost.exe
  • %User Temp%\wdbciwfwst.dat
  • %User Temp%\qmitdjxrqw.dat
  • %User Temp%\ixctfodtwb.dat
  • %User Temp%\rgpnqbtokg.dat
  • %User Temp%\kxynrfbvct.dat
  • %User Temp%\shfjdyhkwg.dat
  • %User Temp%\hcrvftddle.dat
  • %User Temp%\svch0st\svchost.exe
  • %Temp%\svch0st.exe
  • %Temp%\explorer.exe
  • %User Temp%\ehkpldsyem
  • %User Temp%\fohnepjmxs
  • %User Temp%\fkgeuerphg
  • %User Temp%\fmojfkqyml
  • %User Temp%\bymiudcohw
  • %User Temp%\fljjmsunyl
  • %User Temp%\fnsnvxswfr

Step 7

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_MALEX.VTG. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

Step 8

Restore these deleted files from backup

*Note: Only Microsoft-related keys/values will be restored. If this malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.

  • %System Root%\AFC9FE~1.BAT
  • %User Profile%\%SESSIONNAME%\vwqhp.cc3
  • oeylbiegm
  • %User Profile%\%SESSIONNAME%\cdfip.cc3
  • brpcgprbt
  • %User Profile%\%SESSIONNAME%\cxhov.cc3
  • hlulbyvop
  • hlulbyvopp
  • cncdppyed
  • %User Profile%\%SESSIONNAME%\dxrxw.cc3
  • grmpvhyem
  • %User Profile%\%SESSIONNAME%\edjrk.cc3
  • wpynlrinc
  • %User Profile%\%SESSIONNAME%\ffilb.cc3
  • bpimugjqp
  • bpimugjqpi
  • nnufhykbe
  • %User Profile%\%SESSIONNAME%\fpgon.cc3
  • qutuxurws
  • qutuxurwsq
  • wpnoyiyvw
  • aemrxhnjyj
  • %User Temp%\ehkpldsyem
  • adjitjjomr
  • %User Temp%\fmojfkqyml
  • aumtkpokmh
  • %User Profile%\%SESSI~1\vwqhp.cc3
  • %System%\F5859B27.rdb
  • %User Profile%\%SESSI~1\A78C5E04.key
  • %User Profile%\%SESSI~1\dxrxw.cc3
  • %System%\73DB5414.rdb
  • %User Temp%\fljjmsunyl
  • acqsqcybmo
  • %User Profile%\%SESSI~1\cxhov.cc3
  • %System%\35172304.rdb
  • %User Profile%\%SESSI~1\cdfip.cc3
  • %User Profile%\%SESSI~1\ffilb.cc3
  • %System%\E22A4301.rdb
  • %System%\DCBFA27A.rdb
  • %User Temp%\fnsnvxswfr
  • alflyfbyaj
  • %Windows%\SoftwareDistribution\DataStore\Logs\edbtmp.log


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