General

  • Target

    bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729

  • Size

    1.8MB

  • Sample

    241117-t268watjas

  • MD5

    0f45cf13f5cb53f19189b406384dafe8

  • SHA1

    919ba539a8238659f05afc511a6f0a33c6c58a2a

  • SHA256

    bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729

  • SHA512

    31502bc5c595adbe0570aa48b005716da6ae0ccc88b407197c9543313cd7f5bc99bace24bb62bb6b4b6a0898c9d8dab746e31ed164e3495cf4e0b8645e5ee043

  • SSDEEP

    24576:QSu8Nu9ZCvwxhSYYTvG7DzBzSkQ4YAEZaxGyjpN4RlpDBC7lRCcouvxcufoTGuwd:87okhSYYGfhSliGIpkp+jXlVCRlM

Malware Config

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://c0al1t1onmatch.cyou/api

https://processhol.sbs/api

https://p10tgrace.sbs/api

https://peepburry828.sbs/api

https://3xp3cts1aim.sbs/api

https://p3ar11fter.sbs/api

Targets

    • Target

      bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729

    • Size

      1.8MB

    • MD5

      0f45cf13f5cb53f19189b406384dafe8

    • SHA1

      919ba539a8238659f05afc511a6f0a33c6c58a2a

    • SHA256

      bf9f951dd0f13b3a7749b2bae9beb07550abc9efb29a808154def7318a42f729

    • SHA512

      31502bc5c595adbe0570aa48b005716da6ae0ccc88b407197c9543313cd7f5bc99bace24bb62bb6b4b6a0898c9d8dab746e31ed164e3495cf4e0b8645e5ee043

    • SSDEEP

      24576:QSu8Nu9ZCvwxhSYYTvG7DzBzSkQ4YAEZaxGyjpN4RlpDBC7lRCcouvxcufoTGuwd:87okhSYYGfhSliGIpkp+jXlVCRlM

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc 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

    • Sets service image path in registry

    • 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.

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • 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.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to execute payload.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks