General

  • Target
    2026-11-07_b1d26007f96790c3f6e430cfd5ef2a3d_elex_rhadamanthys_stop
  • Size 2.3MB
  • Sample261107-m3bd9sbs5x
  • SHA256 5d68e64f0da018bd739424dc67bb6062305a6f4cd859b12d40c1bb569e359ac4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      2026-11-07_b1d26007f96790c3f6e430cfd5ef2a3d_elex_rhadamanthys_stop
    • Size 2.3MB
    • SHA256 5d68e64f0da018bd739424dc67bb6062305a6f4cd859b12d40c1bb569e359ac4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Custom signature

      Detects Windows executables referencing non-Windows User-Agents

    • Custom signature

      Detects executables referencing many email and collaboration clients. Observed in information steale

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Executes a file named after a Windows system binary

      The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

    • Executes dropped EXE

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

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

    • 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.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks