General

  • Target

    dae2d57bde6ac1129c63d0dbb41ce10b7f9049bbd751edf0a23849d4c84a0801N.exe

  • Size

    2.8MB

  • Sample

    241222-kevf5a1pbj

  • MD5

    b431e6af4d8fc2087e9bd95d66998fb0

  • SHA1

    11302074753c0b0f424261bcf9dee6b4392eaaee

  • SHA256

    dae2d57bde6ac1129c63d0dbb41ce10b7f9049bbd751edf0a23849d4c84a0801

  • SHA512

    9f9f6998a6fd990ae40ff2d2d0f532eea0512fc3d9173f7783d028de967d0da2d0ffc89483cec1ae11c2be36a4722d0ebac7cff2fdcbcd148dfa4d2f49d0a393

  • SSDEEP

    49152:qp7gdvGyTA3H5OkC15FpHxnQQK+1nIFHFaJEix1v8K:qudvGcSH5Ok65FpRnPIF2Eix1k

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

Extracted

Family

cryptbot

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      dae2d57bde6ac1129c63d0dbb41ce10b7f9049bbd751edf0a23849d4c84a0801N.exe

    • Size

      2.8MB

    • MD5

      b431e6af4d8fc2087e9bd95d66998fb0

    • SHA1

      11302074753c0b0f424261bcf9dee6b4392eaaee

    • SHA256

      dae2d57bde6ac1129c63d0dbb41ce10b7f9049bbd751edf0a23849d4c84a0801

    • SHA512

      9f9f6998a6fd990ae40ff2d2d0f532eea0512fc3d9173f7783d028de967d0da2d0ffc89483cec1ae11c2be36a4722d0ebac7cff2fdcbcd148dfa4d2f49d0a393

    • SSDEEP

      49152:qp7gdvGyTA3H5OkC15FpHxnQQK+1nIFHFaJEix1v8K:qudvGcSH5Ok65FpRnPIF2Eix1k

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner 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

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Enumerates VirtualBox registry keys

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

    • XMRig Miner payload

    • 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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks