General

  • Target

    file.exe

  • Size

    1.8MB

  • Sample

    241128-xn68hawqgs

  • MD5

    2973a8b36517005333545a7751a03f4f

  • SHA1

    ea5f6788309a5beb6d85f0e3abbe588598a7023b

  • SHA256

    126e371440a1d6372b23741aa24bd4b0ed00e7f90657a796b18c6c05ba003ae9

  • SHA512

    307406fb0a9a55d3cf54da1b2bfac2313defce6eb66e60ad832cb3915a642ebe54e26c85304c96ee1e63cd6ee0878a3b2a91e3cfa1e6771c4776a374daa22b67

  • SSDEEP

    49152:RzHJLfl5MUuB+8x+C4UMIdS35uAnpo7RevACJE5/A:91t5lpC1hkuAncIoCJE

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://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

Extracted

Family

lumma

C2

https://tail-cease.cyou/api

Targets

    • Target

      file.exe

    • Size

      1.8MB

    • MD5

      2973a8b36517005333545a7751a03f4f

    • SHA1

      ea5f6788309a5beb6d85f0e3abbe588598a7023b

    • SHA256

      126e371440a1d6372b23741aa24bd4b0ed00e7f90657a796b18c6c05ba003ae9

    • SHA512

      307406fb0a9a55d3cf54da1b2bfac2313defce6eb66e60ad832cb3915a642ebe54e26c85304c96ee1e63cd6ee0878a3b2a91e3cfa1e6771c4776a374daa22b67

    • SSDEEP

      49152:RzHJLfl5MUuB+8x+C4UMIdS35uAnpo7RevACJE5/A:91t5lpC1hkuAncIoCJE

    • 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

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

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • 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.

    • 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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks