TROJ_ARTIEF.JXK

 Analysis by: John Karlo Agon

 ALIASES:

Exploit:Win32/CVE-2012-0158 (Microsoft), Troj/20141761-F (Sophos), Trojan.Mdropper (Symantec), Exploit.MSWord.CVE-2014-1761.k (Kaspersky), RTF:CVE-2012-0158-DE [Expl] (Avast)

 PLATFORM:

Windows

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

  • 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:

415,509 bytes

File Type:

RTF

Initial Samples Received Date:

25 Jun 2015

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 and executes the following files:

  • %User Profile%\Local Settings\svchost.exe

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

  SOLUTION

Minimum Scan Engine:

9.750

FIRST VSAPI PATTERN FILE:

11.752.06

FIRST VSAPI PATTERN DATE:

25 Jun 2015

VSAPI OPR PATTERN File:

11.753.00

VSAPI OPR PATTERN Date:

25 Jun 2015

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

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. %User Profile%\Local Settings\svchost.exe

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_ARTIEF.JXK. 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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