General

  • Target

    file.exe

  • Size

    3.1MB

  • Sample

    241209-13ryxatjf1

  • MD5

    f5db9dcea4098275cb46b5d6fe73cef8

  • SHA1

    9b623e4cfff93bffbaf7034ebbf893773700ba94

  • SHA256

    34959918550ef8a11fe8e0ef9dde5f85f0dac541e62a2cad53998d4a0eb07d9d

  • SHA512

    c68ddb34d1268d47f28f7b8e4ed7ac807b39424d09097aabc3274690d1f37bfc3615bdfb69acec1e8c08eee0a3ebbac6fcc99192441cf94ab4d7e14cb917b9c4

  • SSDEEP

    49152:xiF3GbjN188C7PW+r5iGNWF79gUeKBlI3uv/zQKsE6d94/Ubd:xiF3UH8D7W+9iGNWhgBmi+vbpsjd94U

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

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

https://atten-supporse.biz/api

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

lumma

C2

https://drive-connect.cyou/api

https://se-blurry.biz/api

https://zinc-sneark.biz/api

https://atten-supporse.biz/api

Targets

    • Target

      file.exe

    • Size

      3.1MB

    • MD5

      f5db9dcea4098275cb46b5d6fe73cef8

    • SHA1

      9b623e4cfff93bffbaf7034ebbf893773700ba94

    • SHA256

      34959918550ef8a11fe8e0ef9dde5f85f0dac541e62a2cad53998d4a0eb07d9d

    • SHA512

      c68ddb34d1268d47f28f7b8e4ed7ac807b39424d09097aabc3274690d1f37bfc3615bdfb69acec1e8c08eee0a3ebbac6fcc99192441cf94ab4d7e14cb917b9c4

    • SSDEEP

      49152:xiF3GbjN188C7PW+r5iGNWF79gUeKBlI3uv/zQKsE6d94/Ubd:xiF3UH8D7W+9iGNWhgBmi+vbpsjd94U

    • 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

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks