General

  • Target

    3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe

  • Size

    3.1MB

  • Sample

    241210-c1b8nswjfr

  • MD5

    a19f8447cc5cc3bd266c8e1098c5ffff

  • SHA1

    0f2afa44f46aab7cdeaaf5ca6d7a32a2541fdf62

  • SHA256

    3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42

  • SHA512

    d7e7b44479f9252ada8a5a8cad9a111b973142e664c4d6884109e6b93c1c309af961316fc8ea0f1817e35edababc1bbf626983e60e3919c1a966f2d91c60431e

  • SSDEEP

    98304:zzupfV2d3Tosj77+wHkl26vg7pSNXuoX:/upfV2A26vgyXtX

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

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42.exe

    • Size

      3.1MB

    • MD5

      a19f8447cc5cc3bd266c8e1098c5ffff

    • SHA1

      0f2afa44f46aab7cdeaaf5ca6d7a32a2541fdf62

    • SHA256

      3b6ceb8138f8e9db307e0591ff28f45b727512215256f9b7df8b0b7cdee31b42

    • SHA512

      d7e7b44479f9252ada8a5a8cad9a111b973142e664c4d6884109e6b93c1c309af961316fc8ea0f1817e35edababc1bbf626983e60e3919c1a966f2d91c60431e

    • SSDEEP

      98304:zzupfV2d3Tosj77+wHkl26vg7pSNXuoX:/upfV2A26vgyXtX

    • 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

    • Modifies Windows Defender Real-time Protection settings

    • 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

    • Windows security modification

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks