Extracted

• • Target
    https://joseernestoongithub.github.io/mgen/

  Score

  10^/10

  lummadiscoveryexecutionpersistencespywarestealer

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

    stealerlumma

  • Blocklisted process makes network request

  • Command and Scripting Interpreter: PowerShell

    Run Powershell and hide display window.

    execution

  • Contacts a large (534) amount of remote hosts

    This may indicate a network scan to discover remotely running services.

    discovery

  • 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

  • Loads dropped DLL

  • Reads user/profile data of web browsers

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

    spywarestealer

  • Unexpected DNS network traffic destination

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application

    persistence

  • Checks installed software on the system

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery

  • Drops Chrome extension

  • Drops desktop.ini file(s)

  • Enumerates connected drives

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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.

  • Drops file in System32 directory

  • Suspicious use of SetThreadContext

  behavioral1