General

  • Target

    93debe35016ad648b5ffb8229e8bf61239a00a3ca9f3e0bda608aa3e1268d9bc.exe

  • Size

    1.7MB

  • Sample

    241203-jqc6jswlhz

  • MD5

    ab907f4a7622702c8c7530eb4320de45

  • SHA1

    1e47f52017a1b5c6e5c37a15ff54c3d379d10a66

  • SHA256

    93debe35016ad648b5ffb8229e8bf61239a00a3ca9f3e0bda608aa3e1268d9bc

  • SHA512

    b84fed708539b43895487f50767b5d16900e7cb59ddc1a7286c9a41b9a5d492519080a018d3dd220bdae4dfadf28a90cc418d737a71ec566f54d431138d57c32

  • SSDEEP

    49152:YUHhOiHg2ibzHNF8d/0Ti8pRHfNxjz99A6Q:XOiH9ibr8d/ZyRHX9ZQ

Malware Config

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

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

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes
  • install_dir

    44111dbc49

  • install_file

    axplong.exe

  • strings_key

    8d0ad6945b1a30a186ec2d30be6db0b5

  • url_paths

    /Jo89Ku7d/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default_valenciga

C2

http://185.215.113.17

Attributes
  • url_path

    /2fb6c2cc8dce150a.php

Extracted

Family

lumma

C2

https://drive-connect.cyou/api

Targets

    • Target

      93debe35016ad648b5ffb8229e8bf61239a00a3ca9f3e0bda608aa3e1268d9bc.exe

    • Size

      1.7MB

    • MD5

      ab907f4a7622702c8c7530eb4320de45

    • SHA1

      1e47f52017a1b5c6e5c37a15ff54c3d379d10a66

    • SHA256

      93debe35016ad648b5ffb8229e8bf61239a00a3ca9f3e0bda608aa3e1268d9bc

    • SHA512

      b84fed708539b43895487f50767b5d16900e7cb59ddc1a7286c9a41b9a5d492519080a018d3dd220bdae4dfadf28a90cc418d737a71ec566f54d431138d57c32

    • SSDEEP

      49152:YUHhOiHg2ibzHNF8d/0Ti8pRHfNxjz99A6Q:XOiH9ibr8d/ZyRHX9ZQ

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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

    • Blocklisted process makes network request

    • 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.

    • 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.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • 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