Resubmissions

20-06-2024 17:40

240620-v8797azbkf 7

Analysis

  • max time kernel
    51s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 17:40

General

  • Target

    R.pyc

  • Size

    31KB

  • MD5

    d86977a2192ece36dd67fb0cda948723

  • SHA1

    5b2a8a046c0650148e079ea728ff16cc2c9d68e8

  • SHA256

    c67f9a5d106e19910df975e3aa55a486e3a98beda6e12ddbeef0ace01136ddcc

  • SHA512

    d27907734b9e43a7a30775fd156a4fead59917e8643388b8839eef45ade16c9071822eb63f81f0a572499c796c76e5c23e37001db5b876265646193be7712e95

  • SSDEEP

    768:hDjRWQiKBzfTdJJ8Ba19WnNPVqd0uEWl6xWe6SE:9DLTdJyguVRuS2

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 17 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\R.pyc
    1⤵
    • Modifies registry class
    PID:3948
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\R.pyc
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:1152

Network

MITRE ATT&CK Enterprise v15

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Downloads