Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/08/2026, 04:25

General

  • Target
    2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe
  • Size 76KB
  • Sample260814-e2ascavcje
  • SHA256 d82cedad0f5d6caeaaf79be37f5db2400612c756e6a05c7057b99cdcc2c37d26
  • 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\2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-14_557021eaff40e1f7023648d8ad2fe39e_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1100
    • 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:4260

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        misid.exe

        • Path C:\Users\Admin\AppData\Local\Temp\misid.exe
        • Size 76KB
        • SHA256 23754af2c5c86891d1e9f81487a4cb459f9410e2b57d8cd3f8257ca2e81842ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1100-0-0x0000000000810000-0x0000000000816000-memory.dmp

        memory/1100-1-0x0000000000810000-0x0000000000816000-memory.dmp

        memory/1100-2-0x0000000000830000-0x0000000000836000-memory.dmp

        memory/4260-18-0x00000000020F0000-0x00000000020F6000-memory.dmp

        memory/4260-19-0x0000000002110000-0x0000000002116000-memory.dmp