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TROJ64_EXPLOIT.LPE

August 01, 2018
 Analysis by: Rheniel Rhay Ramos
 ALIASES:

Win64.Exploit.CVE-2016-7255.A (GData); Trojan.Win64.Agent.kie (Kaspersky); Hacktool (Symantec)

 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:

Dropped by other malware

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

It takes advantage of certain vulnerabilities.

  TECHNICAL DETAILS

File Size:

152,064 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

12 Dec 2017

Payload:

Exploits vulnerabilities

Arrival Details

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

Other Details

This Trojan does the following:

  • It actively searches for passwords stored in Active Directory group policies.
  • These passwords are used granting local administrator privileges to other malware.

It takes advantage of the following vulnerabilities:

  • CVE-2016-7255

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

13.838.06

FIRST VSAPI PATTERN DATE:

12 Dec 2017

VSAPI OPR PATTERN File:

13.839.00

VSAPI OPR PATTERN Date:

13 Dec 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

Identify and terminate files detected as TROJ64_EXPLOIT.LPE

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ64_EXPLOIT.LPE. 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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