General

  • Target

    file

  • Size

    1.9MB

  • Sample

    231005-f1ns9aag26

  • MD5

    12bef84a156a11ef212b2381d914d282

  • SHA1

    0536e811af33b0bdfca3000ec7b925a19fd80d69

  • SHA256

    046e5ea8d69fbd60bf3a7345fca09bb3896de531c94a330669f79fa64df5116f

  • SHA512

    d9435947bbcaf0df88bb9423ab91e13b7c24c21602248d8d5a1c5f7654a6e968b45cb78fbb46cca5f638203e431a16ff34dd125e95476461346e89c34c8c89a5

  • SSDEEP

    49152:jNsq+wI9gVa9ksWq+3S1Ipbcntap9PgoGa4:V+wI9QSkVP3S1ObctL9

Malware Config

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

gigant

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

@ytlogsbot

C2

176.123.4.46:33783

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Targets

    • Target

      file

    • Size

      1.9MB

    • MD5

      12bef84a156a11ef212b2381d914d282

    • SHA1

      0536e811af33b0bdfca3000ec7b925a19fd80d69

    • SHA256

      046e5ea8d69fbd60bf3a7345fca09bb3896de531c94a330669f79fa64df5116f

    • SHA512

      d9435947bbcaf0df88bb9423ab91e13b7c24c21602248d8d5a1c5f7654a6e968b45cb78fbb46cca5f638203e431a16ff34dd125e95476461346e89c34c8c89a5

    • SSDEEP

      49152:jNsq+wI9gVa9ksWq+3S1Ipbcntap9PgoGa4:V+wI9QSkVP3S1ObctL9

    • 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.

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • 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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks