TROJ_OFICLA.VI

 Analysis by: Sabrina Lei Sioting
 Modified by: Erika Bianca Mendoza

 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 connects to possibly malicious URLs.

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.

It restarts the affected system.

  TECHNICAL DETAILS

File Size:

29,696 bytes

File Type:

EXE

File Compression:

UPX

Memory Resident:

No

Initial Samples Received Date:

30 Apr 2011

Payload:

Connects to URLs/Ips

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 files:

  • %Current Folder%\document.doc

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://{BLOCKED}gncommunications.ru/connect/load.php?file=document
  • http://{BLOCKED}gncommunications.ru/connect/load.php?file=document
  • http://{BLOCKED}gncommunications.ru/connect/load.php?file=0

It restarts the affected system.

  SOLUTION

Minimum Scan Engine:

8.900

FIRST VSAPI PATTERN FILE:

8.126.15

FIRST VSAPI PATTERN DATE:

30 Apr 2011

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

Search and delete this file

[ 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.  %Current Folder%\document.doc

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_OFICLA.VI. 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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