General

  • Target

    file.exe

  • Size

    1.7MB

  • Sample

    241209-1eq2psskb1

  • MD5

    cbf2b84f9b993a77c0e2170cccbacb7c

  • SHA1

    33fdf37b3a3f1394edc5d64c0952064b7f4177ea

  • SHA256

    9c9687e8c61b784d08f6d80853666faa0884043ce7b99f4fb3676f3bc563c2f5

  • SHA512

    33fc97ad5723e42c856e8797877e2cfb8a6afb48718834dbc4efc3407cf96499844910eff60d60270f72ed288ca7c05552287283ff412f0901739ec9c19ef2d1

  • SSDEEP

    49152:JHwIuVNz7KeE3qh5Mr1OeRw2iKZHZPQs23/kOWNY:NuT+ednCwI1ZH5Qs23x

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

https://atten-supporse.biz/api

Extracted

Family

lumma

C2

https://drive-connect.cyou/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

https://atten-supporse.biz/api

Targets

    • Target

      file.exe

    • Size

      1.7MB

    • MD5

      cbf2b84f9b993a77c0e2170cccbacb7c

    • SHA1

      33fdf37b3a3f1394edc5d64c0952064b7f4177ea

    • SHA256

      9c9687e8c61b784d08f6d80853666faa0884043ce7b99f4fb3676f3bc563c2f5

    • SHA512

      33fc97ad5723e42c856e8797877e2cfb8a6afb48718834dbc4efc3407cf96499844910eff60d60270f72ed288ca7c05552287283ff412f0901739ec9c19ef2d1

    • SSDEEP

      49152:JHwIuVNz7KeE3qh5Mr1OeRw2iKZHZPQs23/kOWNY:NuT+ednCwI1ZH5Qs23x

    • 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.

    • 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