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TROJ_EDUSCHO.A

April 15, 2017
 Analysis by: Marvelous Pelin
 ALIASES:

HackTool-Shadowbrokers(McAfee)

 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:

Downloaded from the Internet


This malware, detected April 2017, is a Trojan related to the hacking group Shadow Brokers' leak. The exploit targets server vulnerabilities and leverages internet and network protocols. Initial reports indicate that affected users are primarily from financial organizations worldwide.

To get a one-glance comprehensive view of the behavior of this Trojan, refer to the Threat Diagram shown below.

This Trojan arrives as a component bundled with malware/grayware packages. It may be manually installed by a user.

It takes advantage of certain vulnerabilities.

  TECHNICAL DETAILS

File Size:

22,016 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

15 Apr 2017

Arrival Details

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

It may be manually installed by a user.

Other Details

This Trojan does the following:

  • Displays the following when executed with "-?" argument:

  • Establishes a connection to the target machine

It takes advantage of the following vulnerabilities:

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

13.340.08

FIRST VSAPI PATTERN DATE:

14 Apr 2017

VSAPI OPR PATTERN File:

13.341.00

VSAPI OPR PATTERN Date:

15 Apr 2017

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

Scan your computer with your Trend Micro product to delete files detected as TROJ_EDUSCHO.A. 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 the following Trend Micro Support pages for more information:


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