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TROJ_MIPC.008575FQ14

July 14, 2014
 ALIASES:

TrojanDownloader:Win32/Kuluoz.D (Microsoft); Packed-AM!086A860BA575 (McAfee); Packed.Generic.459 (Symantec); Net-Worm.Win32.Aspxor.aymx (Kaspersky); Troj/Agent-AHOE (Sophos); Trojan.Win32.Reveton.aj (v) (Sunbelt); Trojan horse Crypt3.ABCJ (AVG)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

 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:

200,704 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

14 Jul 2014

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.

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
lxofvjge = "%Application Data%\kmpxokxt.exe "

Other System Modifications

This Trojan adds the following registry keys:

HKEY_CURRENT_USER\Software\valodcpd

It adds the following registry entries:

HKEY_CURRENT_USER\Software\valodcpd
xibkqtdw = "{random values}"

Dropping Routine

This Trojan drops the following files:

  • %Application Data%\kmpxokxt.exe

(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.)

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://{BLOCKED}.235.180
  • {BLOCKED}.53.48

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.700

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

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_CURRENT_USER\Software
    • valodcpd

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
    • lxofvjge = "%Application Data%\kmpxokxt.exe "
  • In HKEY_CURRENT_USER\Software\valodcpd
    • xibkqtdw = "{random values}"

Step 5

Search and delete this file

[ Learn More ]
There may be some 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.
  • %Application Data%\kmpxokxt.exe

Step 6

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_MIPC.008575FQ14. 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.


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