General

  • Target

    33d74d9b6a0e62163eec0f0945a4c6747de22d824bf176a15cf88d4c005e781c

  • Size

    7.0MB

  • Sample

    250126-btkqssxjb1

  • MD5

    c421d8aff5a33011d73da4c721e22a83

  • SHA1

    94332aab52a78832cb6f818043450b96d9d5a630

  • SHA256

    33d74d9b6a0e62163eec0f0945a4c6747de22d824bf176a15cf88d4c005e781c

  • SHA512

    3d4113e7b11414c00294f2fc2d6b9b25efdd59c043f9b5e27982f360fb8058f2779ab4c5ed18e98493adcbe10481db00a4c19ea26427935786e2f0aebfbd2493

  • SSDEEP

    196608:oZRoaLtusdfix2FsNDMhXpb3TJ3t9Kn3+:oZRH4sdfixZOHbNZ

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

brat

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      33d74d9b6a0e62163eec0f0945a4c6747de22d824bf176a15cf88d4c005e781c

    • Size

      7.0MB

    • MD5

      c421d8aff5a33011d73da4c721e22a83

    • SHA1

      94332aab52a78832cb6f818043450b96d9d5a630

    • SHA256

      33d74d9b6a0e62163eec0f0945a4c6747de22d824bf176a15cf88d4c005e781c

    • SHA512

      3d4113e7b11414c00294f2fc2d6b9b25efdd59c043f9b5e27982f360fb8058f2779ab4c5ed18e98493adcbe10481db00a4c19ea26427935786e2f0aebfbd2493

    • SSDEEP

      196608:oZRoaLtusdfix2FsNDMhXpb3TJ3t9Kn3+:oZRH4sdfixZOHbNZ

    • Amadey

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

    • Amadey family

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Healer family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Windows security modification

    • 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 NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks