General

  • Target

    a13359e0855dd0cc20026f64f12822a738c41cf09909797b61fdfd47208abc67

  • Size

    1.1MB

  • Sample

    231011-fnae4aah8z

  • MD5

    c5775fa0fb3e721008cdb414471e4fd7

  • SHA1

    6c42f4a49f188bc351fff72a9c20ae75fbdaccc5

  • SHA256

    a13359e0855dd0cc20026f64f12822a738c41cf09909797b61fdfd47208abc67

  • SHA512

    1c8f3ebc66464d61fb8ba1b6226230c8314cc71a4113328ba1cd6dc40310d2d2b3482e9f5f289760e52f81e7ffa4e9a623c931404499f0e2f009653d7c0e9b60

  • SSDEEP

    24576:yyO337H8jSjeDlADQL0zQ0dSyPZkVvg84218NzOnnilAA:ZO337fkCG0k0AkZUfAOnnilA

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

http://77.91.68.78/help/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain
rc4.plain

Targets

    • Target

      a13359e0855dd0cc20026f64f12822a738c41cf09909797b61fdfd47208abc67

    • Size

      1.1MB

    • MD5

      c5775fa0fb3e721008cdb414471e4fd7

    • SHA1

      6c42f4a49f188bc351fff72a9c20ae75fbdaccc5

    • SHA256

      a13359e0855dd0cc20026f64f12822a738c41cf09909797b61fdfd47208abc67

    • SHA512

      1c8f3ebc66464d61fb8ba1b6226230c8314cc71a4113328ba1cd6dc40310d2d2b3482e9f5f289760e52f81e7ffa4e9a623c931404499f0e2f009653d7c0e9b60

    • SSDEEP

      24576:yyO337H8jSjeDlADQL0zQ0dSyPZkVvg84218NzOnnilAA:ZO337fkCG0k0AkZUfAOnnilA

    • Amadey

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

    • 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.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks