General

  • Target

    75bd02eef5e0c2d141b8e0191445b06f70f899a029fcc3e6fea3fb25c15fab5d

  • Size

    6.8MB

  • Sample

    241226-lbv4xsslan

  • MD5

    88730a67bbaba4f84c4bbafcde41aa90

  • SHA1

    f9b0426df35199de140198222b0c94c057ebef62

  • SHA256

    75bd02eef5e0c2d141b8e0191445b06f70f899a029fcc3e6fea3fb25c15fab5d

  • SHA512

    847541d538a6b82a7d2f2e19a02df4280ffe315d4bc0c6faf74073d816a4e79b1be7df0af74665e7ce643e46fa0327bf43f80ca3c59fd2b9280c8754640651b5

  • SSDEEP

    98304:gEC4seNE+VXF/+zD2AKQ3pZZhr8BmLUfJFpsZ98zfsP5BDZ+UeDLLd1WW2H6Ip:BhtF/+zqAKQ3n8BUUfRuBDsUm1WpHV

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

      75bd02eef5e0c2d141b8e0191445b06f70f899a029fcc3e6fea3fb25c15fab5d

    • Size

      6.8MB

    • MD5

      88730a67bbaba4f84c4bbafcde41aa90

    • SHA1

      f9b0426df35199de140198222b0c94c057ebef62

    • SHA256

      75bd02eef5e0c2d141b8e0191445b06f70f899a029fcc3e6fea3fb25c15fab5d

    • SHA512

      847541d538a6b82a7d2f2e19a02df4280ffe315d4bc0c6faf74073d816a4e79b1be7df0af74665e7ce643e46fa0327bf43f80ca3c59fd2b9280c8754640651b5

    • SSDEEP

      98304:gEC4seNE+VXF/+zD2AKQ3pZZhr8BmLUfJFpsZ98zfsP5BDZ+UeDLLd1WW2H6Ip:BhtF/+zqAKQ3n8BUUfRuBDsUm1WpHV

    • 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

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks