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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2024, 05:08

General

  • Target

    2024-10-14_ed99d3d721138d450eb748733de52fe2_cryptolocker.exe

  • Size

    76KB

  • MD5

    ed99d3d721138d450eb748733de52fe2

  • SHA1

    e6d3be4bd05bce1c9b439f9eb105f748f78973ba

  • SHA256

    3918bac317800f8feb902fa82b2bce43ff780f3bf2c03c13b0aabeda949916ae

  • SHA512

    79127b2c2b2d6b714a6da6ebee1a32f3574c086163efd3acfa5f3b33683e5d176db3bb28a8954582a8a0ccebf07b2968f3a37024eab68600ca4c4cd1377c2664

  • SSDEEP

    1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1rHs6:X6a+SOtEvwDpjBZYvQd2x

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\2024-10-14_ed99d3d721138d450eb748733de52fe2_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-14_ed99d3d721138d450eb748733de52fe2_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3056
    • 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:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    77KB

    MD5

    43198d060b7bc63ce8bbced69051a169

    SHA1

    4c733dc416f3a4539416ec80f7b264aac3246f9e

    SHA256

    23911bfefa004bafece465f6921a888ccb588543c0f1a074f2fd601c2f8724f5

    SHA512

    7d46eb4b76ec370bd0e3498c565b03d54d772463a333c7c86d62ff3f28f76df79a4d7947b85e26947f0e21c305e50ecde307ce613a4c38fa32f2abcf13a1baeb

  • memory/3024-17-0x00000000007B0000-0x00000000007B6000-memory.dmp

    Filesize

    24KB

  • memory/3024-18-0x00000000007D0000-0x00000000007D6000-memory.dmp

    Filesize

    24KB

  • memory/3056-0-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/3056-1-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/3056-2-0x0000000002230000-0x0000000002236000-memory.dmp

    Filesize

    24KB