General

  • Target

    8a1b9f32b1f964f3ba0b4081e5fe9fc4.exe

  • Size

    2.0MB

  • Sample

    250209-t6m1ssxkey

  • MD5

    8a1b9f32b1f964f3ba0b4081e5fe9fc4

  • SHA1

    093a1dbdad5a2d8200199570c44e39ace754d60d

  • SHA256

    4fd488f73f9f3dcd5188faa8bf28a73c613b6e68de22f644b009cca1eeef36a7

  • SHA512

    5eceabd832f8b44b4dc79de258572433fce91ec1865b4683f71858e72387cd75687ae7f20fcce0db7c39eefb57e41d02cc0f850678f333f996286cc08324c04a

  • SSDEEP

    24576:M18s+LlMyvFgx0Cop6kU5WOV9zgI9MJgAufce3BiSRQxkaL8U4O+khkUDL0nW5OP:M1eYYARP91oSZlORuUDY4Ub4zb6mg

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

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      8a1b9f32b1f964f3ba0b4081e5fe9fc4.exe

    • Size

      2.0MB

    • MD5

      8a1b9f32b1f964f3ba0b4081e5fe9fc4

    • SHA1

      093a1dbdad5a2d8200199570c44e39ace754d60d

    • SHA256

      4fd488f73f9f3dcd5188faa8bf28a73c613b6e68de22f644b009cca1eeef36a7

    • SHA512

      5eceabd832f8b44b4dc79de258572433fce91ec1865b4683f71858e72387cd75687ae7f20fcce0db7c39eefb57e41d02cc0f850678f333f996286cc08324c04a

    • SSDEEP

      24576:M18s+LlMyvFgx0Cop6kU5WOV9zgI9MJgAufce3BiSRQxkaL8U4O+khkUDL0nW5OP:M1eYYARP91oSZlORuUDY4Ub4zb6mg

    • Amadey

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

    • Amadey family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

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

    • Downloads MZ/PE file

    • 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.

    • Loads dropped DLL

    • 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