General

  • Target

    ec798a7883c65756c2d8c19fdd14a24353ab0584e2d7cf4920a798938272cc24

  • Size

    3.1MB

  • Sample

    241208-w11e2s1pds

  • MD5

    2b3dca9f3f8f7b379021a041b731aed3

  • SHA1

    e8fc7d977c0a76e25b1e69f4398a10fef83918d0

  • SHA256

    ec798a7883c65756c2d8c19fdd14a24353ab0584e2d7cf4920a798938272cc24

  • SHA512

    ce65473353253347788ed1d0641a6c6a3be815c50bd1046c1aa8bf827f48c0f09b61560f3aa3eeb8f641afa6d7a870dd68834615b3fe81b6f62a9ffee946f98a

  • SSDEEP

    49152:QGzTfwucejjjsjgACxGnlEaX+IWYxR8SJe2cC9/1+F0U:Bzb20jIjgACxNyWCR8S42cC9/1+z

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

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://atten-supporse.biz/api

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://atten-supporse.biz/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

Targets

    • Target

      ec798a7883c65756c2d8c19fdd14a24353ab0584e2d7cf4920a798938272cc24

    • Size

      3.1MB

    • MD5

      2b3dca9f3f8f7b379021a041b731aed3

    • SHA1

      e8fc7d977c0a76e25b1e69f4398a10fef83918d0

    • SHA256

      ec798a7883c65756c2d8c19fdd14a24353ab0584e2d7cf4920a798938272cc24

    • SHA512

      ce65473353253347788ed1d0641a6c6a3be815c50bd1046c1aa8bf827f48c0f09b61560f3aa3eeb8f641afa6d7a870dd68834615b3fe81b6f62a9ffee946f98a

    • SSDEEP

      49152:QGzTfwucejjjsjgACxGnlEaX+IWYxR8SJe2cC9/1+F0U:Bzb20jIjgACxNyWCR8S42cC9/1+z

    • Amadey

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

    • Amadey family

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Dcrat family

    • Lumma Stealer, LummaC

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

    • Lumma family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • Stormkitty family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • DCRat payload

    • 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 user/profile data of web browsers

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

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks