Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 16:25

General

  • Target
    2026-08-01_89c3a390fe2a4398ef260e08b8a3a071_cryptolocker_elex.exe
  • Size 76KB
  • Sample260801-txe9lade34
  • SHA256 13274cba02fc39129352e001597aef2f95a608ad00660fc3f46e3e171b5a61f5
  • 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\2026-08-01_89c3a390fe2a4398ef260e08b8a3a071_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_89c3a390fe2a4398ef260e08b8a3a071_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4124
    • 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:4108

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 76KB
        • SHA256 4ef98e40af9e755ad3e70a81fb6a927676acd9f79114d9bc370612f30ddebdf2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4108-18-0x00000000006F0000-0x00000000006F6000-memory.dmp

        memory/4108-24-0x00000000006C0000-0x00000000006C6000-memory.dmp

        memory/4124-0-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/4124-1-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/4124-2-0x0000000002260000-0x0000000002266000-memory.dmp