General

  • Target

    58a7419810fcd51ee607619cfd09707c75c0dff2c074c36e880f6d69dd51737d.exe

  • Size

    1.8MB

  • Sample

    241202-crjamazkam

  • MD5

    e3de94bdf55236120866adf5d4e5bb3a

  • SHA1

    a4b892f63685458c1be28e02a89c37d94b18b67d

  • SHA256

    58a7419810fcd51ee607619cfd09707c75c0dff2c074c36e880f6d69dd51737d

  • SHA512

    c4ed595a85ae10ad11fe77f8e06f195b6958f355d43895dce9ac400d24c5bd862a8b68a611ca73db030c5f49123eb7cef39d320b4317b48a6e77a3dc19b0f5ac

  • SSDEEP

    49152:geqjROWGRpqYltSXjkp1zkfJ+nYFbLJYFBt0:lWG+Y681QRjFaF

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

      58a7419810fcd51ee607619cfd09707c75c0dff2c074c36e880f6d69dd51737d.exe

    • Size

      1.8MB

    • MD5

      e3de94bdf55236120866adf5d4e5bb3a

    • SHA1

      a4b892f63685458c1be28e02a89c37d94b18b67d

    • SHA256

      58a7419810fcd51ee607619cfd09707c75c0dff2c074c36e880f6d69dd51737d

    • SHA512

      c4ed595a85ae10ad11fe77f8e06f195b6958f355d43895dce9ac400d24c5bd862a8b68a611ca73db030c5f49123eb7cef39d320b4317b48a6e77a3dc19b0f5ac

    • SSDEEP

      49152:geqjROWGRpqYltSXjkp1zkfJ+nYFbLJYFBt0:lWG+Y681QRjFaF

    • 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