Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/07/2026, 03:04

General

  • Target
    2026-07-17_830eb0639980cd7c238395a966b3ca09_cryptolocker_elex.exe
  • Size 41KB
  • Sample260717-dkxp4sh17q
  • SHA256 5b5688fd8a1ec207fc76eb61f7cb50f4ee2d5fff5e6b12213e7cdb457260107e
  • 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\2026-07-17_830eb0639980cd7c238395a966b3ca09_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-17_830eb0639980cd7c238395a966b3ca09_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2892
    • 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:2456

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 41KB
        • SHA256 a11fc0dc2c37c4c31090fe119b518caaa24ea5e7c5016b9acfcb97a669d4ab08
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2456-18-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/2456-20-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/2456-21-0x0000000002280000-0x0000000002286000-memory.dmp

        memory/2892-0-0x0000000008004000-0x0000000008005000-memory.dmp

        memory/2892-1-0x0000000002170000-0x0000000002176000-memory.dmp

        memory/2892-2-0x0000000008000000-0x000000000800A000-memory.dmp

        memory/2892-3-0x00000000022B0000-0x00000000022B6000-memory.dmp