General

  • Target

    a5cd799b1e59011f6a46449a33c839aa16a51cdd7ae25f50232d314cd67a4d3e

  • Size

    7.1MB

  • Sample

    241127-kb7x2swjcv

  • MD5

    e04139c14462416e7fb20afb0de83aec

  • SHA1

    9e3f03ee136c3bcef53613102e9b6e692163dd39

  • SHA256

    a5cd799b1e59011f6a46449a33c839aa16a51cdd7ae25f50232d314cd67a4d3e

  • SHA512

    e4998a9d18a39d5404bf390364ab9571c05712149faba9a609af039b6db58c9b454eb2abcede0b1775a4793aa8e70e370cf3873a3d34bb7b22c0cb1835679a06

  • SSDEEP

    196608:gp4b4Z9/KfsjNMVmdCwGMvccWJpyZCZSQPt9pFHfbHXGJ143:Pb4Z9CQiMwYv+pWCgst9pFHTXGJ1G

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://powerful-avoids.sbs

https://motion-treesz.sbs

https://disobey-curly.sbs

https://leg-sate-boat.sbs

https://story-tense-faz.sbs

https://blade-govern.sbs

https://occupy-blushi.sbs

https://frogs-severz.sbs

https://property-imper.sbs

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      a5cd799b1e59011f6a46449a33c839aa16a51cdd7ae25f50232d314cd67a4d3e

    • Size

      7.1MB

    • MD5

      e04139c14462416e7fb20afb0de83aec

    • SHA1

      9e3f03ee136c3bcef53613102e9b6e692163dd39

    • SHA256

      a5cd799b1e59011f6a46449a33c839aa16a51cdd7ae25f50232d314cd67a4d3e

    • SHA512

      e4998a9d18a39d5404bf390364ab9571c05712149faba9a609af039b6db58c9b454eb2abcede0b1775a4793aa8e70e370cf3873a3d34bb7b22c0cb1835679a06

    • SSDEEP

      196608:gp4b4Z9/KfsjNMVmdCwGMvccWJpyZCZSQPt9pFHfbHXGJ143:Pb4Z9CQiMwYv+pWCgst9pFHTXGJ1G

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks