General

  • Target

    file.exe

  • Size

    3.0MB

  • Sample

    241213-3wpw3s1qez

  • MD5

    691c2dd42261c667ef6ca6844f8a56ca

  • SHA1

    252755b9c7ed1ab5ce27826cfd6eca4956bd6ded

  • SHA256

    71da7d1635f8d6162009ae77943109bf19b0ff32de0e12b4e6079901fd750b8e

  • SHA512

    4a291dd8cd92399c726b2b835a6f11d6d5a913b12197a44a82de152845f0f2c8caeedccdd18ac729cbd1a3bd23f1ed5afd8f18d257ab02021811db027bc30899

  • SSDEEP

    49152:GR4Oba4SOEscdZL5iZQAy2B6A4zh+kfNWOpx:c4OWCEvZli2Ay2B6A4tN5v

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

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://impend-differ.biz/api

https://print-vexer.biz/api

https://dare-curbys.biz/api

https://covery-mover.biz/api

https://formy-spill.biz/api

https://dwell-exclaim.biz/api

https://zinc-sneark.biz/api

https://se-blurry.biz/api

https://drive-connect.cyou/api

Extracted

Family

lumma

C2

https://drive-connect.cyou/api

Targets

    • Target

      file.exe

    • Size

      3.0MB

    • MD5

      691c2dd42261c667ef6ca6844f8a56ca

    • SHA1

      252755b9c7ed1ab5ce27826cfd6eca4956bd6ded

    • SHA256

      71da7d1635f8d6162009ae77943109bf19b0ff32de0e12b4e6079901fd750b8e

    • SHA512

      4a291dd8cd92399c726b2b835a6f11d6d5a913b12197a44a82de152845f0f2c8caeedccdd18ac729cbd1a3bd23f1ed5afd8f18d257ab02021811db027bc30899

    • SSDEEP

      49152:GR4Oba4SOEscdZL5iZQAy2B6A4zh+kfNWOpx:c4OWCEvZli2Ay2B6A4tN5v

    • Amadey

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

    • Amadey 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.

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • 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