Analysis by: Jeanne Jocson
 PLATFORM:

Windows

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet

This hacking tool may arrive bundled with malware packages as a malware component. It 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: 157,696 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 28 Oct 2016
Payload: Displays message/message boxes

Arrival Details

This hacking tool may arrive bundled with malware packages as a malware component.

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

NOTES:

This hacking tool maybe used as a component file for ransomware that may do the following:

It displays message box that informs the users that their files were encrypted/decrypted:

It acquires the user's login credentials and displays the following:

It displays the following message box:

  SOLUTION

Minimum Scan Engine: 9.800
SSAPI PATTERN File: 1.781.00
SSAPI PATTERN Date: 03 Nov 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

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


Did this description help? Tell us how we did.