General

  • Target

    a401c83dbfbe1a73d9afa2a43ccdae72cf83f7dd76b823ae6700c41621dff50b_JC.exe

  • Size

    1.0MB

  • Sample

    231001-y6jqlaeh96

  • MD5

    f57a6f5003a0e82e4e2b18fccb0e433c

  • SHA1

    5fee5bb53b18835101252be8ba0893b8e43397c5

  • SHA256

    a401c83dbfbe1a73d9afa2a43ccdae72cf83f7dd76b823ae6700c41621dff50b

  • SHA512

    5d475eb06206407e9e438c91ba90261792e4e3e3826404fbd00170009b8b2453169439b183fd98e1458df550e44a5e9e81c00cc254bda70112f281ccc5a2973e

  • SSDEEP

    24576:VyHLWXOKeT95iODrxJWPkGz9ec71kuQPD5fjwH:wIOpKODrSsGz9ecZKFfM

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

      a401c83dbfbe1a73d9afa2a43ccdae72cf83f7dd76b823ae6700c41621dff50b_JC.exe

    • Size

      1.0MB

    • MD5

      f57a6f5003a0e82e4e2b18fccb0e433c

    • SHA1

      5fee5bb53b18835101252be8ba0893b8e43397c5

    • SHA256

      a401c83dbfbe1a73d9afa2a43ccdae72cf83f7dd76b823ae6700c41621dff50b

    • SHA512

      5d475eb06206407e9e438c91ba90261792e4e3e3826404fbd00170009b8b2453169439b183fd98e1458df550e44a5e9e81c00cc254bda70112f281ccc5a2973e

    • SSDEEP

      24576:VyHLWXOKeT95iODrxJWPkGz9ec71kuQPD5fjwH:wIOpKODrSsGz9ecZKFfM

    • 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

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks