Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/09/2026, 06:48

General

  • Target
    2026-09-07_c05cad734a70ab260f587ca4b6fde153_cryptolocker_elex.exe
  • Size 51KB
  • Sample260908-hk86csde76
  • SHA256 2fe1ff45453ff88486199660400265b1bdf6344805e57a4c2631069367c1e1d9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Executes dropped EXE 1 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-07_c05cad734a70ab260f587ca4b6fde153_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-07_c05cad734a70ab260f587ca4b6fde153_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Users\Admin\AppData\Local\Temp\lossy.exe
      "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3440

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        lossy.exe

        • Path C:\Users\Admin\AppData\Local\Temp\lossy.exe
        • Size 51KB
        • SHA256 6106df727335828f6a6f5168d37e419f865d2f3d03b864036ba908c1ab22caca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2356-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/2356-1-0x00000000021A0000-0x00000000021A6000-memory.dmp

        memory/2356-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/2356-3-0x00000000021D0000-0x00000000021D6000-memory.dmp

        memory/3440-18-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/3440-20-0x00000000021C0000-0x00000000021C6000-memory.dmp

        memory/3440-26-0x0000000008000000-0x0000000008009000-memory.dmp