General

  • Target

    fb08ab4d990067daa56452dad65d4322e5d1bd733e6b0e6a9b326141ef4992b5N.exe

  • Size

    1.8MB

  • Sample

    241205-z7f7jasnav

  • MD5

    ebf798251a9e386cfb6cffcf54542830

  • SHA1

    5da641a8ad380d88bd05208339832f4886401d5d

  • SHA256

    fb08ab4d990067daa56452dad65d4322e5d1bd733e6b0e6a9b326141ef4992b5

  • SHA512

    0a5a2e0075c44997f73c4784936b7407cec2624bbd57917c65b279104f55aa8e84d73fab29e481e8b6c12c67d23432ceff859b6e54bec5f0069d18866bafbcf0

  • SSDEEP

    24576:c6aKEeSuuI1l4wI3O0GH7OKDfm5GWJTph4VKXAiXecS6+gNpp9MHoFtlgs7o3/TT:TRKW4wmkSKLmrtCjiXtpKKg31

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

gcleaner

C2

92.63.197.221

45.91.200.135

Extracted

Family

xworm

C2

185.196.8.239:7000

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    WindowsUpdaterConf.exe

  • telegram

    https://api.telegram.org/bot8070077125:AAEdRIyp1anHye9Y0jcV8uNF6U4mmijN8Pk/sendMessage?chat_id=1818813749

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://atten-supporse.biz/api

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://dare-curbys.biz/api

https://se-blurry.biz/api

https://atten-supporse.biz/api

https://zinc-sneark.biz/api

https://dwell-exclaim.biz/api

https://formy-spill.biz/api

https://covery-mover.biz/api

https://print-vexer.biz/api

Targets

    • Target

      fb08ab4d990067daa56452dad65d4322e5d1bd733e6b0e6a9b326141ef4992b5N.exe

    • Size

      1.8MB

    • MD5

      ebf798251a9e386cfb6cffcf54542830

    • SHA1

      5da641a8ad380d88bd05208339832f4886401d5d

    • SHA256

      fb08ab4d990067daa56452dad65d4322e5d1bd733e6b0e6a9b326141ef4992b5

    • SHA512

      0a5a2e0075c44997f73c4784936b7407cec2624bbd57917c65b279104f55aa8e84d73fab29e481e8b6c12c67d23432ceff859b6e54bec5f0069d18866bafbcf0

    • SSDEEP

      24576:c6aKEeSuuI1l4wI3O0GH7OKDfm5GWJTph4VKXAiXecS6+gNpp9MHoFtlgs7o3/TT:TRKW4wmkSKLmrtCjiXtpKKg31

    • Amadey

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

    • Amadey family

    • Detect Xworm Payload

    • 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

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • 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.

    • Drops startup file

    • 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

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks