Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    88s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2024, 19:32

General

  • Target

    2024-01-27_7138240f2c71e126bbe0e21188ee1e74_cryptolocker.exe

  • Size

    94KB

  • MD5

    7138240f2c71e126bbe0e21188ee1e74

  • SHA1

    bd610b49ccd5be4e0a4342175f299d80383f6870

  • SHA256

    ea11d01cb6a558070006d08921c1f1e00722621bcfa6264e3026be72c0ba7588

  • SHA512

    79c12aaa770078013876ab5cae42fb3c385bc464b33124091b2d172c2251a50b30199040800204c1eb76b2809e5bff0b6fc4e401db7984643436595f9a09c091

  • SSDEEP

    768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJkJr:xj+VGMOtEvwDpjubwQEIiVmkA

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 5 IoCs
  • Detects executables built or packed with MPress PE compressor 5 IoCs
  • Checks computer location settings 2 TTPs 2 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).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-27_7138240f2c71e126bbe0e21188ee1e74_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-27_7138240f2c71e126bbe0e21188ee1e74_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4176
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    94KB

    MD5

    8f72d98205a77b1b444fb6c8569d3406

    SHA1

    f356139409e1a949fcbe4b25516a94aa852074e4

    SHA256

    8f9c8a7c6a91b8ab23e0dec68f86b2caf40713750d8d379cd49489fbdb46719c

    SHA512

    b15df3e4be3bc8cd9a49f5b02348a47c7252cb0b0b28d2d103c49d6ed141256052262f76ef2cd0cf742f5c84b9de9083ce143fe596e86b94d66050a8b469471d

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/4176-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4176-1-0x00000000005A0000-0x00000000005A6000-memory.dmp

    Filesize

    24KB

  • memory/4176-2-0x00000000005A0000-0x00000000005A6000-memory.dmp

    Filesize

    24KB

  • memory/4176-3-0x00000000005D0000-0x00000000005D6000-memory.dmp

    Filesize

    24KB

  • memory/4176-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4804-18-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4804-20-0x00000000005C0000-0x00000000005C6000-memory.dmp

    Filesize

    24KB

  • memory/4804-48-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB