General

  • Target

    4ec31f4077dd5c4c9ffb76cda98e3527df934080c5262dc0c6438ff70c379d22

  • Size

    7.0MB

  • Sample

    241216-rg619sslex

  • MD5

    03b53b8340e4d290aefbfa57f23357a3

  • SHA1

    3b0fae3655b40e474f97da515fc629e060b8d6d3

  • SHA256

    4ec31f4077dd5c4c9ffb76cda98e3527df934080c5262dc0c6438ff70c379d22

  • SHA512

    390655ce74e5174a7e5c7d1e7b417300d000b15312a6c88ad9652298b74ccc949aa68b551756638c17f3f82fa409fb1bf2b18fdc72e19c6dfe0ff6327f01d778

  • SSDEEP

    196608:suz6aSTHE0Yco0WRtaUeqPTstlWy+G3ZWHrf5H:qpHE0Bo0ktaEYlt3gHrf5

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://sordid-snaked.cyou/api

https://awake-weaves.cyou/api

https://wrathful-jammy.cyou/api

https://debonairnukk.xyz/api

https://diffuculttan.xyz/api

https://effecterectz.xyz/api

https://deafeninggeh.biz/api

https://immureprech.biz/api

https://tacitglibbr.biz/api

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://tacitglibbr.biz/api

Targets

    • Target

      4ec31f4077dd5c4c9ffb76cda98e3527df934080c5262dc0c6438ff70c379d22

    • Size

      7.0MB

    • MD5

      03b53b8340e4d290aefbfa57f23357a3

    • SHA1

      3b0fae3655b40e474f97da515fc629e060b8d6d3

    • SHA256

      4ec31f4077dd5c4c9ffb76cda98e3527df934080c5262dc0c6438ff70c379d22

    • SHA512

      390655ce74e5174a7e5c7d1e7b417300d000b15312a6c88ad9652298b74ccc949aa68b551756638c17f3f82fa409fb1bf2b18fdc72e19c6dfe0ff6327f01d778

    • SSDEEP

      196608:suz6aSTHE0Yco0WRtaUeqPTstlWy+G3ZWHrf5H:qpHE0Bo0ktaEYlt3gHrf5

    • Amadey

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

    • Amadey 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

    • 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.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • 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

MITRE ATT&CK Enterprise v15

Tasks