Analysis by: Pearl Charlaine Espejo
 Modified by: Rhena Inocencio
ALIASES:

PDF:UrlMal-inf [Trj] (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

Infection Channel: Via email

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

  TECHNICAL DETAILS

File Size: 188,018 bytes
File Type: PDF
Initial Samples Received Date: 21 Mar 2016
Payload: Connects to URLs/IPs, Displays graphics/image

Arrival Details

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

NOTES:

This malware tricks users to click on the link to view the PDF:

Upon clicking the link, it accesses the URL http://{BLOCKED}onsultores.com/admin/img/adobe.php. The user is then redirected to http://{BLOCKED}n.org/challenge/60a5b29c3e6b76f48d958cd341dcdd27/, a fake Adobe webpage, asking for the user's credentials:

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 12.416.07
FIRST VSAPI PATTERN DATE: 21 Mar 2016
VSAPI OPR PATTERN File: 12.417.00
VSAPI OPR PATTERN Date: 22 Mar 2016

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

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as PDF_MALPHISH.CX. 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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