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PDF_DLOADR.YHN

May 19, 2016
 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Propagates via email

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

  TECHNICAL DETAILS

File Size:

335,969 bytes

File Type:

PDF

Memory Resident:

No

Initial Samples Received Date:

16 May 2016

Payload:

Downloads files

Arrival Details

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

Other Details

This Trojan does the following:

  • It tricks the user to click on the link to view the document. If user clicks on any of the image, it accesses the following URL to download a file:
    • http://{BLOCKED}rofessionals.com/wp-content/uploads/2016/03/Albiariq-Global-Trading-Quotation_ETD.zip
  • The downloaded file is saved as Albiariq-Global-Trading-Quotation_ETD.zip in the default folder selected by the user.
  • The downloaded file is not executed by this malware.

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

12.530.09

FIRST VSAPI PATTERN DATE:

16 May 2016

VSAPI OPR PATTERN File:

12.531.00

VSAPI OPR PATTERN Date:

17 May 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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Search and delete these files

[ 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.  
  • Albiariq-Global-Trading-Quotation_ETD.zip

Step 4

Scan your computer with your Trend Micro product to delete files detected as PDF_DLOADR.YHN. 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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