General

  • Target

    2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5

  • Size

    3.2MB

  • Sample

    241226-y3rxssylan

  • MD5

    d40bdd850dfa25108f5bfa3ed247b68b

  • SHA1

    2c304d0fff00ba515e7d50639433f43c6fb6fa97

  • SHA256

    2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5

  • SHA512

    356ff391e69b4f7e5896502eddf1f50ab352a1e30324e95261f58dd1e65a58d9e8803909592c88040afb092fd7d45ad459400db6309c4e14329c5bbdee8d626d

  • SSDEEP

    49152:Fbf0NvK9RWy43W/RtS6WxJoD/wTz6CxPgUtc0r7JxFn:Fbf05K9oJ3WZrWfoD/r8Yac0r7JxF

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

Targets

    • Target

      2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5

    • Size

      3.2MB

    • MD5

      d40bdd850dfa25108f5bfa3ed247b68b

    • SHA1

      2c304d0fff00ba515e7d50639433f43c6fb6fa97

    • SHA256

      2f35bac81857c12e8ce3283182ac2c2ee03ec207c0351f5eb44c16ffd16787d5

    • SHA512

      356ff391e69b4f7e5896502eddf1f50ab352a1e30324e95261f58dd1e65a58d9e8803909592c88040afb092fd7d45ad459400db6309c4e14329c5bbdee8d626d

    • SSDEEP

      49152:Fbf0NvK9RWy43W/RtS6WxJoD/wTz6CxPgUtc0r7JxFn:Fbf05K9oJ3WZrWfoD/r8Yac0r7JxF

    • Amadey

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

    • Amadey 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.

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks