General

  • Target

    4107f62478184974c7e684e816a93517258584c9203080a046d81dc45a5de3b1

  • Size

    6.7MB

  • Sample

    241221-1hta8szrhj

  • MD5

    2c2efd78ad966e9b8c5036fe66741d12

  • SHA1

    747e4f8059c1a755aae3c0b49253fcdf3372849f

  • SHA256

    4107f62478184974c7e684e816a93517258584c9203080a046d81dc45a5de3b1

  • SHA512

    155ad2d8b2e4b281725f577a85c801d65b76cb55c225fd9f712ab4ea1138b3783f751f8cc8a247e4b4fbd8c41fb028b5793793dac99a1891fb8d1f03c53c28e5

  • SSDEEP

    196608:b3Xe7vMTVy5sEni8LXX+zdKTB6OWRuOm56jico4mvg0tvbQm:b3nVyfbqzEF6Bun0oJvjvb

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

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      4107f62478184974c7e684e816a93517258584c9203080a046d81dc45a5de3b1

    • Size

      6.7MB

    • MD5

      2c2efd78ad966e9b8c5036fe66741d12

    • SHA1

      747e4f8059c1a755aae3c0b49253fcdf3372849f

    • SHA256

      4107f62478184974c7e684e816a93517258584c9203080a046d81dc45a5de3b1

    • SHA512

      155ad2d8b2e4b281725f577a85c801d65b76cb55c225fd9f712ab4ea1138b3783f751f8cc8a247e4b4fbd8c41fb028b5793793dac99a1891fb8d1f03c53c28e5

    • SSDEEP

      196608:b3Xe7vMTVy5sEni8LXX+zdKTB6OWRuOm56jico4mvg0tvbQm:b3nVyfbqzEF6Bun0oJvjvb

    • Amadey

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

    • Amadey family

    • Detect Vidar Stealer

    • GCleaner

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

    • Gcleaner 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Enumerates VirtualBox registry keys

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks