General

  • Target

    4b1c2c08374e5309bc1244864d95c6a2454311dc97beb634345be450dea8eb2a

  • Size

    1.0MB

  • Sample

    231010-1vecvafh95

  • MD5

    e3f57f81f0bee6248362e748bc8ef479

  • SHA1

    3334bafd4c1f379e950feb5e6d447e645ed6bd48

  • SHA256

    4b1c2c08374e5309bc1244864d95c6a2454311dc97beb634345be450dea8eb2a

  • SHA512

    9c1a777ffd78652c9c049040e242e5aa5a4db9c9c41e69b518c4c5faac3f57d15c802c2af2bbce6d34fdf09d539aaf5abdba9ed25bc3e0b270e4b7f5115d6e2a

  • SSDEEP

    24576:my9KsyXuBDaA+/eznvjY4PdHbVKUyd1uVKEjw:19KVsaA+2znrY4P9RKPdYbj

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

Extracted

Family

redline

Botnet

cashoutgang

C2

45.76.232.172:47269

Targets

    • Target

      4b1c2c08374e5309bc1244864d95c6a2454311dc97beb634345be450dea8eb2a

    • Size

      1.0MB

    • MD5

      e3f57f81f0bee6248362e748bc8ef479

    • SHA1

      3334bafd4c1f379e950feb5e6d447e645ed6bd48

    • SHA256

      4b1c2c08374e5309bc1244864d95c6a2454311dc97beb634345be450dea8eb2a

    • SHA512

      9c1a777ffd78652c9c049040e242e5aa5a4db9c9c41e69b518c4c5faac3f57d15c802c2af2bbce6d34fdf09d539aaf5abdba9ed25bc3e0b270e4b7f5115d6e2a

    • SSDEEP

      24576:my9KsyXuBDaA+/eznvjY4PdHbVKUyd1uVKEjw:19KVsaA+2znrY4P9RKPdYbj

    • 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.

    • RedLine payload

    • SectopRAT

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

    • SectopRAT payload

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks