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
    22/08/2026, 09:20

General

  • Target
    2026-08-21_9e95d302fbbbc7fad70e7d8029435451_cryptolocker_elex.exe
  • Size 27KB
  • Sample260822-la9wpashmd
  • SHA256 9fc0f5106ee6d98b5e11b16cd0e6da932529cad138b699e600de2b6f017bba5b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 2 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\2026-08-21_9e95d302fbbbc7fad70e7d8029435451_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_9e95d302fbbbc7fad70e7d8029435451_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4768
    • 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:1828

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 27KB
        • SHA256 1a7f2c3fbb9b4f925598a1bf97f9eb8bb049c94b89684473298829d218458ab4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1828-19-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/1828-21-0x0000000002190000-0x0000000002196000-memory.dmp

        memory/1828-27-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/1828-28-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4768-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/4768-1-0x0000000002280000-0x0000000002286000-memory.dmp

        memory/4768-2-0x0000000008000000-0x0000000008009000-memory.dmp

        memory/4768-3-0x00000000022B0000-0x00000000022B6000-memory.dmp

        memory/4768-18-0x0000000008000000-0x0000000008009000-memory.dmp