General

  • Target

    1a5cd4f92a7a24520067bd8ae25ff89e8c4e918814a207f08ab12e86fee71bc2N.exe

  • Size

    1.8MB

  • Sample

    241205-eg8tmsxpbt

  • MD5

    d72a0de41fca3663f3b455c390339890

  • SHA1

    c4b1d1838e05f57a963ccef71d3bd901d116d9e7

  • SHA256

    1a5cd4f92a7a24520067bd8ae25ff89e8c4e918814a207f08ab12e86fee71bc2

  • SHA512

    ba3212991e961425386e6840265ea2da10fd2ef5bfdecf5fdfad84f3f8ea7c2572fa0160bfc56468b81973d442d23d1e03e3252c9f6c009610532a2b04fd47d9

  • SSDEEP

    49152:n22YHEgV2KNZ+S4d0eVY8pOxJUiCaxoGYCmitcTKkC:ikgV2a+dm6OxJUiCDLCmyu

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

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

Targets

    • Target

      1a5cd4f92a7a24520067bd8ae25ff89e8c4e918814a207f08ab12e86fee71bc2N.exe

    • Size

      1.8MB

    • MD5

      d72a0de41fca3663f3b455c390339890

    • SHA1

      c4b1d1838e05f57a963ccef71d3bd901d116d9e7

    • SHA256

      1a5cd4f92a7a24520067bd8ae25ff89e8c4e918814a207f08ab12e86fee71bc2

    • SHA512

      ba3212991e961425386e6840265ea2da10fd2ef5bfdecf5fdfad84f3f8ea7c2572fa0160bfc56468b81973d442d23d1e03e3252c9f6c009610532a2b04fd47d9

    • SSDEEP

      49152:n22YHEgV2KNZ+S4d0eVY8pOxJUiCaxoGYCmitcTKkC:ikgV2a+dm6OxJUiCDLCmyu

    • 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)

    • 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks