Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/06/2024, 13:51

General

  • Target

    2024-06-02_aea1bf58dc61e84ac426d74dd4d7b827_ryuk.exe

  • Size

    1.0MB

  • MD5

    aea1bf58dc61e84ac426d74dd4d7b827

  • SHA1

    a4ad1975816b7abc4b1c274b5cd6a934777f21dc

  • SHA256

    f0a7c2f0faed59c2c04cb41304813417b7426e9e93e080e929a456d72cbf9594

  • SHA512

    dfd802b6e4202e8cbb783d59d1bcc6741633230db769b8f6adc347b990ddcd34556f47f057ac3728199dda37faa6b49a64be5de8fb4cd710f372b973806ca6ad

  • SSDEEP

    24576:T6V6VC/AyqGizWCaFbydt/sBlDqgZQd6XKtiMJYiPU:T6cbGizWCaFbU/snji6attJM

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\2024-06-02_aea1bf58dc61e84ac426d74dd4d7b827_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-02_aea1bf58dc61e84ac426d74dd4d7b827_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2160
  • 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 --mojo-platform-channel-handle=3936 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1516

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2160-0-0x0000000140000000-0x000000014010E000-memory.dmp

      Filesize

      1.1MB

    • memory/2160-1-0x0000000000520000-0x0000000000580000-memory.dmp

      Filesize

      384KB

    • memory/2160-9-0x0000000000520000-0x0000000000580000-memory.dmp

      Filesize

      384KB

    • memory/2160-11-0x0000000000520000-0x0000000000580000-memory.dmp

      Filesize

      384KB

    • memory/2160-13-0x0000000140000000-0x000000014010E000-memory.dmp

      Filesize

      1.1MB