General

  • Target

    ca8b14d6a2975023c2b8cdd23cfd0f4596e16eca81984b8b2dfe757fbdcf6098

  • Size

    896KB

  • Sample

    231012-mk1w7sfc37

  • MD5

    c643c346bcbfc5fa2747d0f762ccce20

  • SHA1

    709967426a7577da904755da4d5678d1faf4c1a6

  • SHA256

    ca8b14d6a2975023c2b8cdd23cfd0f4596e16eca81984b8b2dfe757fbdcf6098

  • SHA512

    5d7994288f417e72578de31905840a201876130d706ecbb4a4084c1a33ae87e261e463e4dda5882f23fe49fc5830423131c2a8ce8cd70410844d0dc365845fb2

  • SSDEEP

    12288:hD5XAW9g1Azv0X5tHH6tNMGJnM65ifBNAYPumo61xJm0:huW9g1Azv0X5l0nj5ifRNJ

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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

breha

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

      ca8b14d6a2975023c2b8cdd23cfd0f4596e16eca81984b8b2dfe757fbdcf6098

    • Size

      896KB

    • MD5

      c643c346bcbfc5fa2747d0f762ccce20

    • SHA1

      709967426a7577da904755da4d5678d1faf4c1a6

    • SHA256

      ca8b14d6a2975023c2b8cdd23cfd0f4596e16eca81984b8b2dfe757fbdcf6098

    • SHA512

      5d7994288f417e72578de31905840a201876130d706ecbb4a4084c1a33ae87e261e463e4dda5882f23fe49fc5830423131c2a8ce8cd70410844d0dc365845fb2

    • SSDEEP

      12288:hD5XAW9g1Azv0X5tHH6tNMGJnM65ifBNAYPumo61xJm0:huW9g1Azv0X5l0nj5ifRNJ

    • Amadey

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

    • 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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Uses the VBS compiler for execution

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks