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
    15/08/2026, 06:04

General

  • Target
    2026-08-15_41f0f8c9d3024fb2d1670877fb1070c0_cryptolocker_elex.exe
  • Size 86KB
  • Sample260815-gs34msfp7x
  • SHA256 5dff27fed7b46aee7f47534be8f9506ad80cb3a149f321c6dbb1d1a087b4c411
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 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\2026-08-15_41f0f8c9d3024fb2d1670877fb1070c0_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-15_41f0f8c9d3024fb2d1670877fb1070c0_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5220

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        misid.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misid.exe
        • Size 87KB
        • SHA256 0d6b69902b496f92ae65cbd5a42f35b3ea61024c8e8520a71796163e37605e29
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1192-0-0x0000000000500000-0x000000000050B000-memory.dmp

        memory/1192-1-0x00000000020B0000-0x00000000020B6000-memory.dmp

        memory/1192-2-0x00000000020B0000-0x00000000020B6000-memory.dmp

        memory/1192-3-0x00000000021E0000-0x00000000021E6000-memory.dmp

        memory/1192-18-0x0000000000500000-0x000000000050B000-memory.dmp

        memory/5220-20-0x0000000002270000-0x0000000002276000-memory.dmp

        memory/5220-26-0x0000000000720000-0x0000000000726000-memory.dmp

        memory/5220-27-0x0000000000500000-0x000000000050B000-memory.dmp