Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 08:08

General

  • Target
    2026-08-02_b0681cdbc5ab70d3c551ef3e591eab22_cryptolocker_elex.exe
  • Size 72KB
  • Sample260802-j13h7ayane
  • SHA256 432fb1941abf4f96290a9463aa035ff0d1b8bb0be13861b54ea018c96485ef45
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 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\2026-08-02_b0681cdbc5ab70d3c551ef3e591eab22_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_b0681cdbc5ab70d3c551ef3e591eab22_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2692
    • 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:4216

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 73KB
        • SHA256 eca92981e03f64bf2c8506689db58cab76579c0632f4e9f6f7fdf20aa90011ee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2692-0-0x00000000020B0000-0x00000000020B6000-memory.dmp

        memory/2692-1-0x00000000020B0000-0x00000000020B6000-memory.dmp

        memory/2692-2-0x00000000020D0000-0x00000000020D6000-memory.dmp

        memory/4216-18-0x0000000002140000-0x0000000002146000-memory.dmp

        memory/4216-19-0x0000000002160000-0x0000000002166000-memory.dmp