General

  • Target

    599399619509681016345f5e4e50f6edd38a70496201d1a9fbfe5c53d7f4690b

  • Size

    1.7MB

  • Sample

    241212-q4a2nsxrck

  • MD5

    6731bd7e893f440a5f73edfd40b73112

  • SHA1

    8e396ca101830e0116881c8d8c81c6d5e7918afe

  • SHA256

    599399619509681016345f5e4e50f6edd38a70496201d1a9fbfe5c53d7f4690b

  • SHA512

    d0247ad0a1392a9b622d08e22feee7d79854c8f1492f0b4d5d5e669f7efce409e3a3961f8229ebb40aca97ed6e36066b40393b3e9cb78d7356d34d530c125110

  • SSDEEP

    49152:ody2kxxgGWLuMNsXKs3BU3o9krTLOnJWA4XPkoBC:W8fquEsXKs3BU3o9kY4/kB

Malware Config

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

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

C2

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

https://drive-connect.cyou/api

Extracted

Family

lumma

C2

https://drive-connect.cyou/api

https://covery-mover.biz/api

Targets

    • Target

      599399619509681016345f5e4e50f6edd38a70496201d1a9fbfe5c53d7f4690b

    • Size

      1.7MB

    • MD5

      6731bd7e893f440a5f73edfd40b73112

    • SHA1

      8e396ca101830e0116881c8d8c81c6d5e7918afe

    • SHA256

      599399619509681016345f5e4e50f6edd38a70496201d1a9fbfe5c53d7f4690b

    • SHA512

      d0247ad0a1392a9b622d08e22feee7d79854c8f1492f0b4d5d5e669f7efce409e3a3961f8229ebb40aca97ed6e36066b40393b3e9cb78d7356d34d530c125110

    • SSDEEP

      49152:ody2kxxgGWLuMNsXKs3BU3o9krTLOnJWA4XPkoBC:W8fquEsXKs3BU3o9kY4/kB

    • 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

    • 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)

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks