Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 17:45

General

  • Target
    2026-08-08_7133e453903bbfd17c5e452de20f68b5_cryptolocker_elex.exe
  • Size 68KB
  • Sample260808-wbrrls1hph
  • SHA256 29d3574f80991d048913fe52ea51626338731ac025d88cc724ceda38304608af
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 2 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\2026-08-08_7133e453903bbfd17c5e452de20f68b5_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-08_7133e453903bbfd17c5e452de20f68b5_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5256
    • C:\Users\Admin\AppData\Local\Temp\demka.exe
      "C:\Users\Admin\AppData\Local\Temp\demka.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5468

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        demka.exe

        • Path C:\Users\Admin\AppData\Local\Temp\demka.exe
        • Size 68KB
        • SHA256 6b606204d05970c23db6bda4186f9a3877b93d24320b65489666f706b711b879
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5256-0-0x0000000000404000-0x0000000000405000-memory.dmp

        memory/5256-1-0x0000000002280000-0x0000000002286000-memory.dmp

        memory/5256-2-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/5256-3-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/5468-20-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/5468-22-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/5468-28-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/5468-29-0x0000000000400000-0x000000000040E000-memory.dmp