General

  • Target

    5d761d0f54c567b4a6c64a6ab0547dd28971947124d8108e1c6ba4a330636c98.exe

  • Size

    1.8MB

  • Sample

    241201-cy141sykdq

  • MD5

    e347a1871e0a71a49c84b9d74306d00f

  • SHA1

    e6fa1d0fb9a634984a2bbde14defe77fad703730

  • SHA256

    5d761d0f54c567b4a6c64a6ab0547dd28971947124d8108e1c6ba4a330636c98

  • SHA512

    8126d9d6b81cf02557344998d4747e8da58cfb3e006927d39a15612c6f8265480d57540e361f76b2c461ade7efe97c320f42d9d545e9da87b6704d966f0c34f2

  • SSDEEP

    49152:YHNxyAKrTzocONauRbES3nmU9bFBtR/f5:YtxXKrTziTRv3meTtt

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

lumma

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      5d761d0f54c567b4a6c64a6ab0547dd28971947124d8108e1c6ba4a330636c98.exe

    • Size

      1.8MB

    • MD5

      e347a1871e0a71a49c84b9d74306d00f

    • SHA1

      e6fa1d0fb9a634984a2bbde14defe77fad703730

    • SHA256

      5d761d0f54c567b4a6c64a6ab0547dd28971947124d8108e1c6ba4a330636c98

    • SHA512

      8126d9d6b81cf02557344998d4747e8da58cfb3e006927d39a15612c6f8265480d57540e361f76b2c461ade7efe97c320f42d9d545e9da87b6704d966f0c34f2

    • SSDEEP

      49152:YHNxyAKrTzocONauRbES3nmU9bFBtR/f5:YtxXKrTziTRv3meTtt

    • Amadey

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

    • Amadey family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Enumerates VirtualBox registry keys

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks