Analysis

  • max time kernel
    125s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/07/2024, 09:29

General

  • Target

    2024-07-03_569c2bf03979b237048aa4445e111a06_ryuk.exe

  • Size

    940KB

  • MD5

    569c2bf03979b237048aa4445e111a06

  • SHA1

    f1940601c3901a338b3109f8a43a085bf4f45395

  • SHA256

    2acf4302acf9948b0d927301787e9232b87c8905e41602ca92f6b1bbb7d8817c

  • SHA512

    8753bbc0eb5dccd1367894e7a9ebb1027848799f8071139f69d7acb48864f33f8c9e17423d100d2d267f120cfdadec135b69637bfa6ba98a190317397a36b868

  • SSDEEP

    12288:UOb9A4LWOsvAYFT4Gt/sB1KcYmqgZvAMlUoUjG+YKtMfnkOeZb5JYiNAgAPh:5pL3UT/t/sBlDqgZQd6XKtiMJYiPU

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-03_569c2bf03979b237048aa4445e111a06_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-03_569c2bf03979b237048aa4445e111a06_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3360
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3988,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8
    1⤵
      PID:1892

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/3360-0-0x0000000140000000-0x0000000140102000-memory.dmp

            Filesize

            1.0MB

          • memory/3360-7-0x00000000021C0000-0x0000000002220000-memory.dmp

            Filesize

            384KB

          • memory/3360-1-0x00000000021C0000-0x0000000002220000-memory.dmp

            Filesize

            384KB

          • memory/3360-14-0x00000000021C0000-0x0000000002220000-memory.dmp

            Filesize

            384KB

          • memory/3360-13-0x0000000140000000-0x0000000140102000-memory.dmp

            Filesize

            1.0MB