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TROJ_MULDROP.IC

October 09, 2012
 Analysis by: Michael Cabel
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Trojan arrives as a component bundled with malware/grayware packages.

It executes then deletes itself afterward.

It executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.

  TECHNICAL DETAILS

File Size:

126,976 bytes

Memory Resident:

No

Initial Samples Received Date:

10 Feb 2012

Payload:

Drops files

Arrival Details

This Trojan arrives as a component bundled with malware/grayware packages.

Installation

This Trojan drops and executes the following files:

  • %Windows%\iede32.ocx - detected as BKDR_CONIP.A
  • %System%\iede32.ocx - detected as BKDR_CONIP.A

(Note: %Windows% is the Windows folder, which is usually C:\Windows or C:\WINNT.. %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.)

It executes then deletes itself afterward.

Dropping Routine

This Trojan executes the dropped file(s). As a result, malicious routines of the dropped files are exhibited on the affected system.

  SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.767.01

FIRST VSAPI PATTERN DATE:

10 Feb 2012

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

Remove malware files dropped/downloaded by TROJ_MULDROP.IC

    BKDR_CONIP.A

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_MULDROP.IC. 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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