Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/09/2026, 22:15

General

  • Target
    2026-09-09_3065fa30c227d0dae5d5b6a30434fcfa_cryptolocker_elex.exe
  • Size 73KB
  • Sample260909-16pyqattfv
  • SHA256 64415c435b9ed676060580cb6dbf769d11ab2c99a16a3a40acf251ef9bf35380
  • 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\2026-09-09_3065fa30c227d0dae5d5b6a30434fcfa_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-09_3065fa30c227d0dae5d5b6a30434fcfa_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4788
    • 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:1688

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 9ce8ba6c68e24b38e6b52c2af52af2c0be99ea9d7a2392ff391af7fdd4044cd1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1688-18-0x0000000002120000-0x0000000002126000-memory.dmp

        memory/1688-24-0x00000000020F0000-0x00000000020F6000-memory.dmp

        memory/4788-0-0x0000000000820000-0x0000000000826000-memory.dmp

        memory/4788-1-0x0000000000820000-0x0000000000826000-memory.dmp

        memory/4788-2-0x0000000000840000-0x0000000000846000-memory.dmp