General

  • Target

    file

  • Size

    1.5MB

  • Sample

    231011-y5jzzabd2s

  • MD5

    1199ab0aed3a69bceb42e961ff115aaa

  • SHA1

    52dc830867b40201e1cf32502f965d3062ec6ac5

  • SHA256

    377c74c7cf66e7c8a9c5ad324a412d1e49e11dc32d75835651d769b01d5811c0

  • SHA512

    ed08097a2c9c394109e097d1dcd9eb48e8ab88b7283cd690e6e3de4c86655b997fe1085f26de635ff0043a8050f3e831b912fc7a814a1198b4aa9dc7092be171

  • SSDEEP

    24576:byd8pD3PsqqQZVc7+9liF1J/USYwlZr29AQCEj9nmb1YHycuMaZ9gS/tK+OjBRE:Od8l3P7qQL6+rkDLC9AQHj9mb1YvSZen

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

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Targets

    • Target

      file

    • Size

      1.5MB

    • MD5

      1199ab0aed3a69bceb42e961ff115aaa

    • SHA1

      52dc830867b40201e1cf32502f965d3062ec6ac5

    • SHA256

      377c74c7cf66e7c8a9c5ad324a412d1e49e11dc32d75835651d769b01d5811c0

    • SHA512

      ed08097a2c9c394109e097d1dcd9eb48e8ab88b7283cd690e6e3de4c86655b997fe1085f26de635ff0043a8050f3e831b912fc7a814a1198b4aa9dc7092be171

    • SSDEEP

      24576:byd8pD3PsqqQZVc7+9liF1J/USYwlZr29AQCEj9nmb1YHycuMaZ9gS/tK+OjBRE:Od8l3P7qQL6+rkDLC9AQHj9mb1YvSZen

    • 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

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks