Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 07:53

General

  • Target
    2026-08-02_da7e5e48bade518f77247b20f633ea16_cryptolocker_elex.exe
  • Size 50KB
  • Sample260802-jrd48ser6t
  • SHA256 858035d1bfe50007785d047523d97225a999e6e3ac91333d5174f82d666f70ff
  • 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\2026-08-02_da7e5e48bade518f77247b20f633ea16_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_da7e5e48bade518f77247b20f633ea16_cryptolocker_elex.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5488

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        asih.exe

        • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
        • Size 50KB
        • SHA256 a73807339212c6f3591e752d73adff1ed14a45fd13f2cd2444a864590652df40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2660-0-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/2660-1-0x0000000002240000-0x0000000002246000-memory.dmp

        memory/2660-2-0x0000000002260000-0x0000000002266000-memory.dmp

        memory/5488-18-0x0000000000780000-0x0000000000786000-memory.dmp

        memory/5488-24-0x0000000000760000-0x0000000000766000-memory.dmp