Windows 7 deprecation

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

Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/02/2024, 20:24

General

  • Target

    2024-02-17_1a5f6a47f25b2a0fd845762f58a2b2c8_cryptolocker.exe

  • Size

    34KB

  • MD5

    1a5f6a47f25b2a0fd845762f58a2b2c8

  • SHA1

    b3bb18a2f9c54c88143f71d9b2613678af051777

  • SHA256

    6df373e963643be68009e0a7f1ebadf7ac59ca3bd67866410400cf84dec3f1c5

  • SHA512

    b36df6704e103fd893fbf225ab5a725c20b4bc56f34e3819f5b8268de804a3426684c0cf0575b1795b7ddb6270e2a366ad7cbf01f66d46c1bc3dc88cbd825cd3

  • SSDEEP

    384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunIVpeNs23mAA6lmO:bA74zYcgT/Ekd0ryfjPIunqpeNswm9O

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • 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).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-17_1a5f6a47f25b2a0fd845762f58a2b2c8_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-17_1a5f6a47f25b2a0fd845762f58a2b2c8_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3716
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      PID:4320

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    34KB

    MD5

    5fed854ed3a0ea6292d3c5297382d43a

    SHA1

    c4e71daa272cc0d41aa73099db2922cc21f1ed78

    SHA256

    f721208a5c1d24db4eaf20cceb9eddf97f90ab36328dc03e0986f8faf4273aaa

    SHA512

    8029fd79e390218589e789c56d1b96dde2d8eec63be0d8f752ae4aa45f8390395053692718d94a7414af84aaa7eb1b43101ccc1c4c9906f60e78714b8e7cb15b

  • memory/3716-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

    Filesize

    24KB

  • memory/3716-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

    Filesize

    24KB

  • memory/3716-2-0x0000000003150000-0x0000000003156000-memory.dmp

    Filesize

    24KB

  • memory/4320-17-0x0000000003010000-0x0000000003016000-memory.dmp

    Filesize

    24KB

  • memory/4320-18-0x0000000002150000-0x0000000002156000-memory.dmp

    Filesize

    24KB