General

  • Target

    c0b4e256344ab636c1084d51ea147a2a56df642e74d1892417e10943e3abb10f

  • Size

    6.9MB

  • Sample

    250126-mn29fazran

  • MD5

    4fdbe190df28ac1ca563e58ba47157b3

  • SHA1

    b4ee32b141afe9530fd3fffddc8c8bf4bcf6956a

  • SHA256

    c0b4e256344ab636c1084d51ea147a2a56df642e74d1892417e10943e3abb10f

  • SHA512

    d16df5871b3179d72000712aa5378bab9d2a28c6ab550f2c4c164293116258567a930fcb205d2e61c138283c5da18d20a5a95447286d7d532ae43ae98a191730

  • SSDEEP

    196608:wNm7G0lyZ9raP6sfH/WZujYe4xW5Y6yIfR2Kr6G:P6ZZ9r6ffke4xWxVZ2iT

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

      c0b4e256344ab636c1084d51ea147a2a56df642e74d1892417e10943e3abb10f

    • Size

      6.9MB

    • MD5

      4fdbe190df28ac1ca563e58ba47157b3

    • SHA1

      b4ee32b141afe9530fd3fffddc8c8bf4bcf6956a

    • SHA256

      c0b4e256344ab636c1084d51ea147a2a56df642e74d1892417e10943e3abb10f

    • SHA512

      d16df5871b3179d72000712aa5378bab9d2a28c6ab550f2c4c164293116258567a930fcb205d2e61c138283c5da18d20a5a95447286d7d532ae43ae98a191730

    • SSDEEP

      196608:wNm7G0lyZ9raP6sfH/WZujYe4xW5Y6yIfR2Kr6G:P6ZZ9r6ffke4xWxVZ2iT

    • 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