General

  • Target

    file.exe

  • Size

    1.5MB

  • Sample

    231012-dvs5nsee72

  • MD5

    6458bfb362196d127fe406fdabcf0453

  • SHA1

    0ba57d995f05fa059df4bd6544bb43df7d35e112

  • SHA256

    0a8bf1277dfc77533900b197c68e663bd7ea462fdd37ca91ac0bb63bc0fc76fe

  • SHA512

    89c1d14f5d3fda6aa214ac516115597ae313ad28e8324e2ebe3dfb0f7968035498c1ae605055424b8224bd4a652fa07875f79b741e4aa791ac8009e95fc0f857

  • SSDEEP

    24576:Dy++l+1AO4mVnq69jV7z77iNFLunTQfv2zqJH6yZgWzQjA2V245jJqEiMU+Q:WZl+G+VnqW9z/EuaOzyZgW8EJ45jJuM/

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

185.216.70.238:37515

Targets

    • Target

      file.exe

    • Size

      1.5MB

    • MD5

      6458bfb362196d127fe406fdabcf0453

    • SHA1

      0ba57d995f05fa059df4bd6544bb43df7d35e112

    • SHA256

      0a8bf1277dfc77533900b197c68e663bd7ea462fdd37ca91ac0bb63bc0fc76fe

    • SHA512

      89c1d14f5d3fda6aa214ac516115597ae313ad28e8324e2ebe3dfb0f7968035498c1ae605055424b8224bd4a652fa07875f79b741e4aa791ac8009e95fc0f857

    • SSDEEP

      24576:Dy++l+1AO4mVnq69jV7z77iNFLunTQfv2zqJH6yZgWzQjA2V245jJqEiMU+Q:WZl+G+VnqW9z/EuaOzyZgW8EJ45jJuM/

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks