General

  • Target

    4DDGX_file.exe

  • Size

    4.9MB

  • Sample

    241206-r82wmaylem

  • MD5

    354e2562477ecab1cc52116cccb91c20

  • SHA1

    bc507791496a806c8376180718aef5a54447d6fb

  • SHA256

    364c1f1ccf4a537fe8705390bce9a94aeb634c8021f0bcb60ee9bda35e3f3d87

  • SHA512

    9d025986b00d8e8488b9d88b61b9368b2d6b0907843722921bcb0528bb241dc6fd406f26ef578dd2936f4f388479b723dfdef40d28d1e5a3d7358b936e124b1d

  • SSDEEP

    49152:GRye3nUtlBqd4sS6ptYA/d5R/2EPdbgktps:Gce3nUtlMd4sSAtYA/3R/fPF/s

Malware Config

Extracted

Family

stealc

Botnet

drum

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://atten-supporse.biz/api

Extracted

Family

cryptbot

Extracted

Family

lumma

C2

https://dwell-exclaim.biz/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

https://atten-supporse.biz/api

Targets

    • Target

      4DDGX_file.exe

    • Size

      4.9MB

    • MD5

      354e2562477ecab1cc52116cccb91c20

    • SHA1

      bc507791496a806c8376180718aef5a54447d6fb

    • SHA256

      364c1f1ccf4a537fe8705390bce9a94aeb634c8021f0bcb60ee9bda35e3f3d87

    • SHA512

      9d025986b00d8e8488b9d88b61b9368b2d6b0907843722921bcb0528bb241dc6fd406f26ef578dd2936f4f388479b723dfdef40d28d1e5a3d7358b936e124b1d

    • SSDEEP

      49152:GRye3nUtlBqd4sS6ptYA/d5R/2EPdbgktps:Gce3nUtlMd4sSAtYA/3R/fPF/s

    • Amadey

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

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot 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

    • Enumerates VirtualBox registry keys

    • 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.

    • 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

MITRE ATT&CK Enterprise v15

Tasks