General

  • Target

    f26c372194f8ca169393a9e6e215905dc99d3c31681940c7dae9726ea053f8fa.exe

  • Size

    5.7MB

  • Sample

    241128-v32kfsznap

  • MD5

    e3fbc5d9d314258ccb5259339ec80552

  • SHA1

    516296191a5e7d8ed405c805522a7ae846a59f51

  • SHA256

    f26c372194f8ca169393a9e6e215905dc99d3c31681940c7dae9726ea053f8fa

  • SHA512

    63691d27ab9a10c831ce8da06b02e340ff8d2ba2f2fbca4ba7ef7ed2115b475f43e9d3242e76ed0969c570a53616c8e0ecd603123c5b13fae9acb9fa698bdb95

  • SSDEEP

    98304:kW0xYy5VdYnQQiAke9JQsArlQUS1EXaVFvh50rsp:xIdYnQQZkebQ7lQUn6pz

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://crib-endanger.sbs

https://faintbl0w.sbs

https://300snails.sbs

https://bored-light.sbs

https://3xc1aimbl0w.sbs

https://pull-trucker.sbs

https://fleez-inc.sbs

https://thicktoys.sbs

https://frogmen-smell.sbs

https://preside-comforter.sbs

https://savvy-steereo.sbs

https://copper-replace.sbs

https://record-envyp.sbs

https://slam-whipp.sbs

https://wrench-creter.sbs

https://looky-marked.sbs

https://plastic-mitten.sbs

https://tail-cease.cyou

https://hallowed-noisy.sbs

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://tail-cease.cyou/api

Targets

    • Target

      f26c372194f8ca169393a9e6e215905dc99d3c31681940c7dae9726ea053f8fa.exe

    • Size

      5.7MB

    • MD5

      e3fbc5d9d314258ccb5259339ec80552

    • SHA1

      516296191a5e7d8ed405c805522a7ae846a59f51

    • SHA256

      f26c372194f8ca169393a9e6e215905dc99d3c31681940c7dae9726ea053f8fa

    • SHA512

      63691d27ab9a10c831ce8da06b02e340ff8d2ba2f2fbca4ba7ef7ed2115b475f43e9d3242e76ed0969c570a53616c8e0ecd603123c5b13fae9acb9fa698bdb95

    • SSDEEP

      98304:kW0xYy5VdYnQQiAke9JQsArlQUS1EXaVFvh50rsp:xIdYnQQZkebQ7lQUn6pz

    • 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

    • Enumerates VirtualBox registry keys

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Download via BitsAdmin

    • 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.

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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

    • Windows security modification

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks