Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/04/2026, 04:11

General

  • Target
    2026-04-17_93a6542cb3d191a443cf3e177b3bd8b3_elex_mafia_rhadamanthys_stealc_stop_tofsee.exe
  • Size 200KB
  • Sample260417-esae8ae13l
  • SHA256 1d14dfc6c4be94535598c9334e661b5a510a187553908b300c160c140e93d9d1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-17_93a6542cb3d191a443cf3e177b3bd8b3_elex_mafia_rhadamanthys_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-17_93a6542cb3d191a443cf3e177b3bd8b3_elex_mafia_rhadamanthys_stealc_stop_tofsee.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4588
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\HWID.txt
      2⤵
      • System Location Discovery: System Language Discovery
      • Opens file in notepad (likely ransom note)
      PID:5764

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        HWID.txt

        • Path C:\HWID.txt
        • Size 271B
        • SHA256 7e72094ec3262175ec26e5f5665aa39d0b9eeac6221329fc4f85b3db382f1f90
        • MD5 SHA1 SHA512 TLSH