General

  • Target

    539d2e3acfc33d3bcf5a59ef14b430f3.exe

  • Size

    1.1MB

  • Sample

    231011-fp2kzaba31

  • MD5

    539d2e3acfc33d3bcf5a59ef14b430f3

  • SHA1

    c8f83ca6acc39e9accdd88913767e5ea74ba3daa

  • SHA256

    df1753fd9debb2a17bf35c83108a7a4c49afa5f60fcca57b189357d7d652c239

  • SHA512

    71edbfb6465ca772aa64f7c9f6265ed5747db213d1d48afc091a07431a4d111ce781a80b2bdc89c67fa890c7afdca3307ec6708e1edc797ebd751d4084efcee0

  • SSDEEP

    24576:Pybs2Lak7zNpU9NYw3q77WmdZG7VkTunkMhIfuFW1TJB:abs2+Szw9urPWmdk7VkTuHyu41TJ

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

      539d2e3acfc33d3bcf5a59ef14b430f3.exe

    • Size

      1.1MB

    • MD5

      539d2e3acfc33d3bcf5a59ef14b430f3

    • SHA1

      c8f83ca6acc39e9accdd88913767e5ea74ba3daa

    • SHA256

      df1753fd9debb2a17bf35c83108a7a4c49afa5f60fcca57b189357d7d652c239

    • SHA512

      71edbfb6465ca772aa64f7c9f6265ed5747db213d1d48afc091a07431a4d111ce781a80b2bdc89c67fa890c7afdca3307ec6708e1edc797ebd751d4084efcee0

    • SSDEEP

      24576:Pybs2Lak7zNpU9NYw3q77WmdZG7VkTunkMhIfuFW1TJB:abs2+Szw9urPWmdk7VkTuHyu41TJ

    • 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