Analysis by: Warren Adam Sto. Tomas

ALIASES:

Backdoor.Hadmad(Norton)

 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: Dropped by other malware, Downloaded from the Internet

This Hacking Tool arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be manually installed by a user.

  TECHNICAL DETAILS

File Size: 9,283 bytes
Memory Resident: No
Initial Samples Received Date: 01 Dec 2016
Payload: Steals information, Downloads files

Arrival Details

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

It may be manually installed by a user.

Other Details

This Hacking Tool does the following:

  • Change date last modified of a file
  • Copy and paste files
  • Create directory
  • Create new file
  • Delete a file or all files on a folder
  • Download and save a file
  • Execute a file
  • Get session info, OS name, OS architecture, OS version, server info, file separator
  • List directories and files on a path with the following additional information:
    • File name
    • Date last modified
    • File length
    • If the file is readable or writable
  • List root directories
  • Read a file
  • Rename file
  • Write on a file

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 1.790.04
FIRST VSAPI PATTERN DATE: 30 Nov 2016
VSAPI OPR PATTERN File: 1.791.00
VSAPI OPR PATTERN Date: 01 Dec 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

Close all opened browser windows

Step 4

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