Analysis

  • max time kernel
    143s
  • 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, 12:31

General

  • Target
    2026-08-15_276d98052fa13993c8f79182b8f9d3c3_cryptolocker_elex.exe
  • Size 35KB
  • Sample260815-pp6dlabq2x
  • SHA256 83b1934a285a93d1ac1df0bd8815f8b4994ec71ada30bde54d30ea143c651280
  • 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\2026-08-15_276d98052fa13993c8f79182b8f9d3c3_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-15_276d98052fa13993c8f79182b8f9d3c3_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4380
    • 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:1112

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 36KB
        • SHA256 34e61eb88815736334c93682a87caf3261f06660c4d73d599b9bc0732c6e2fcb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1112-18-0x0000000000710000-0x0000000000716000-memory.dmp

        memory/1112-19-0x0000000000730000-0x0000000000736000-memory.dmp

        memory/4380-0-0x00000000020C0000-0x00000000020C6000-memory.dmp

        memory/4380-1-0x00000000020C0000-0x00000000020C6000-memory.dmp

        memory/4380-2-0x00000000020E0000-0x00000000020E6000-memory.dmp