General

  • Target

    2ed1e1e632568e8c6ea61bc3d528edfc381be9720a145265e56e0190578723fb.exe

  • Size

    1.7MB

  • Sample

    241211-cs3ewswkdp

  • MD5

    c1950c4aafa568b63462b2131c67ceab

  • SHA1

    e2aefdf02e7081c1b6bd03affd8d336642388854

  • SHA256

    2ed1e1e632568e8c6ea61bc3d528edfc381be9720a145265e56e0190578723fb

  • SHA512

    24312a48d39d7142ea6b8d49f0c0a95a8661588697e3ec6fd45df5046c83df764549a4f46d0dd732676cbc92468a9c887a75c8681f9c1a9b29fface67df044a9

  • SSDEEP

    24576:4M65D66hgGJglzXMwGyAvtUybnqeFC3pDdtmnRt+LDu0QRJmlVJYS2smPl4XwQ89:4f5FhgOgPpWTb1CF7mzKlgpS1AG7Q

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

asyncrat

Version

Venom RAT + HVNC + Stealer + Grabber v6.0.3

Botnet

Default

C2

205.209.109.10:4449

205.209.109.10:7723

Mutex

clgbfqzkkypxjps

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.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

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:8080

101.99.92.189:8080

Mutex

d5gQ6Zf7Tzih1Pi1

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

lumma

C2

https://covery-mover.biz/api

Targets

    • Target

      2ed1e1e632568e8c6ea61bc3d528edfc381be9720a145265e56e0190578723fb.exe

    • Size

      1.7MB

    • MD5

      c1950c4aafa568b63462b2131c67ceab

    • SHA1

      e2aefdf02e7081c1b6bd03affd8d336642388854

    • SHA256

      2ed1e1e632568e8c6ea61bc3d528edfc381be9720a145265e56e0190578723fb

    • SHA512

      24312a48d39d7142ea6b8d49f0c0a95a8661588697e3ec6fd45df5046c83df764549a4f46d0dd732676cbc92468a9c887a75c8681f9c1a9b29fface67df044a9

    • SSDEEP

      24576:4M65D66hgGJglzXMwGyAvtUybnqeFC3pDdtmnRt+LDu0QRJmlVJYS2smPl4XwQ89:4f5FhgOgPpWTb1CF7mzKlgpS1AG7Q

    • 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

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Detect Xworm Payload

    • 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

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Async RAT payload

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • 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.

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks