General

  • Target

    8ebb67a43d170a47eb3dc6a797088b9d67cad7fbed176c146823490168bc120e

  • Size

    2.0MB

  • Sample

    250225-pby3cswn15

  • MD5

    19fca4fabaa73be98669749a82d53459

  • SHA1

    3b8f2040be87305d18848dadd8d5b166f53b77a3

  • SHA256

    8ebb67a43d170a47eb3dc6a797088b9d67cad7fbed176c146823490168bc120e

  • SHA512

    c85a6b898c3d90323bc34d43b8b614d3fb225ac79c056315045ecca9509bf18eebcd60c88a281377e8b51f495916e8e2b8f5f9728c2ba7098a05f7d8c7a198f6

  • SSDEEP

    49152:+VK/i8wM0kPUWvjthabZ001lMw8KVlefo9rVahYgNFvo:NaVM0YbjthubWKd9r8hYIV

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

      8ebb67a43d170a47eb3dc6a797088b9d67cad7fbed176c146823490168bc120e

    • Size

      2.0MB

    • MD5

      19fca4fabaa73be98669749a82d53459

    • SHA1

      3b8f2040be87305d18848dadd8d5b166f53b77a3

    • SHA256

      8ebb67a43d170a47eb3dc6a797088b9d67cad7fbed176c146823490168bc120e

    • SHA512

      c85a6b898c3d90323bc34d43b8b614d3fb225ac79c056315045ecca9509bf18eebcd60c88a281377e8b51f495916e8e2b8f5f9728c2ba7098a05f7d8c7a198f6

    • SSDEEP

      49152:+VK/i8wM0kPUWvjthabZ001lMw8KVlefo9rVahYgNFvo:NaVM0YbjthubWKd9r8hYIV

    • Amadey

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

    • Amadey family

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner 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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks