Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250619-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250619-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/07/2025, 19:23

General

  • Target

    2025-07-02_12604523bf210e6b6662e53b1164d6fa_cryptolocker_elex.exe

  • Size

    44KB

  • MD5

    12604523bf210e6b6662e53b1164d6fa

  • SHA1

    f02842222e95ec346a3a194683dac23631c8d4c2

  • SHA256

    b4e3181b33b2b9ca785b11107dc973e6c5c98a233149a0354d28fe36fbba61e5

  • SHA512

    d7a59730ad6d7ac7808f53ffe9da2464b2c9405b829be3001a330b8908ad06e84fac224abc2111f9205beb46fe4b661f7a69d59e03bf458653789e80e5f98abd

  • SSDEEP

    768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr46xdUUurU:vj+jsMQMOtEvwDpj5Hczer5ixQ

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-07-02_12604523bf210e6b6662e53b1164d6fa_cryptolocker_elex.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-07-02_12604523bf210e6b6662e53b1164d6fa_cryptolocker_elex.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5552
    • 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:3976

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\misid.exe

          Filesize

          44KB

          MD5

          acb8fcf2b9ca74b6483378d342d49f65

          SHA1

          e3f61a7ba2a9de005b0a26a97815717377d377cc

          SHA256

          8997ff566761d5878cfb0266a9c814b44aae64acf1221dc0619357deaa3a0e3b

          SHA512

          31a72f6162825abc742cc02bc6f9609593aa912cdcf4efe97314747468a0c2d5e831dfcfe7e40f9080ae6e73525a0dd3c6bd66891aa4e1ceade11a02c43a1990

        • memory/3976-17-0x00000000004F0000-0x00000000004F6000-memory.dmp

          Filesize

          24KB

        • memory/3976-23-0x00000000004D0000-0x00000000004D6000-memory.dmp

          Filesize

          24KB

        • memory/5552-0-0x0000000002190000-0x0000000002196000-memory.dmp

          Filesize

          24KB

        • memory/5552-1-0x0000000002190000-0x0000000002196000-memory.dmp

          Filesize

          24KB

        • memory/5552-2-0x00000000021B0000-0x00000000021B6000-memory.dmp

          Filesize

          24KB