Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    12/08/2026, 03:34

General

  • Target
    2026-08-12_8b6bbf9e19d95e7b03663a65e8c13ff4_cryptolocker_elex.exe
  • Size 47KB
  • Sample260812-d4tskahq3y
  • SHA256 ac1cfa2fb470fa03d95445f83cad749f03d908ebaaedb8032b7be1c32b23e28c
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 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\2026-08-12_8b6bbf9e19d95e7b03663a65e8c13ff4_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-12_8b6bbf9e19d95e7b03663a65e8c13ff4_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5860
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3084
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4212

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          hasfj.exe

          • Path C:\Users\Admin\AppData\Local\Temp\hasfj.exe
          • Size 48KB
          • SHA256 79beaaa96a195eea7e71ab86c3f0412ddd8c891ea2860179d8e4cefd23df3d7e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/3084-18-0x0000000008000000-0x000000000800A000-memory.dmp

          memory/3084-20-0x00000000022A0000-0x00000000022A6000-memory.dmp

          memory/3084-26-0x0000000008000000-0x000000000800A000-memory.dmp

          memory/5860-0-0x0000000008004000-0x0000000008005000-memory.dmp

          memory/5860-1-0x0000000002280000-0x0000000002286000-memory.dmp

          memory/5860-2-0x0000000008000000-0x000000000800A000-memory.dmp

          memory/5860-3-0x00000000022C0000-0x00000000022C6000-memory.dmp