Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows11-21h2_x64
  • resource
    win11-20231215-en
  • resource tags

    arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01-02-2024 18:05

General

  • Target

    Portfolio/assets/bootstrap/css/bootstrap.min.css

  • Size

    151KB

  • MD5

    a868817cc1196143d0f062547aa8a967

  • SHA1

    2fc7a95533939c2719ac383645a24720e9939573

  • SHA256

    ccb200f2c60844c5d34bc235a45ea7cb76b7084e5a85975f555cf5a52ccff1e4

  • SHA512

    241d3082673c892e1f7a4fd700cc0dd60bba9df0636e7c6b27dbdfa63de95ae88bd11dd789771d127cace64947801bd14fd79ff5abd86922663646d75c46f744

  • SSDEEP

    1536:TtynW83RipVVsEBpy0cuJcf22RWt5CyVUpz600I4fT:TtynNyVUpz600I4fT

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Portfolio\assets\bootstrap\css\bootstrap.min.css
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\Portfolio\assets\bootstrap\css\bootstrap.min.css
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:2096

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads