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Overview

overview

5

Static

static

3

2024-05-22...uk.exe

windows7-x64

1

2024-05-22...uk.exe

windows10-2004-x64

5

Analysis

  • max time kernel
    139s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/05/2024, 08:07

Sharing

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General

  • Target

    2024-05-22_d8fa70262b7a2afe0013c98deb871dfd_ryuk.exe

  • Size

    1.6MB

  • MD5

    d8fa70262b7a2afe0013c98deb871dfd

  • SHA1

    e86b43d0de62f18e07336fa9455c3ca398d40eb0

  • SHA256

    8bb13430dd7c9fac23ef62f064213f313e729fb13fc940881fb057b22648e9f7

  • SHA512

    3420a1228bb59bed3549f65d492bab0a419f55981e84c77076908054870cdf7bd3e3235114adf4b3aa65793bdfd76353bb9676de4b7d595130f6c1d5fc9e03ac

  • SSDEEP

    12288:Etth15uqukX4J4wryzM+DVI0YOfA0h1O0Bh4LLot0xGdHi1WUqg0X5KX:EThTuoX4JfEVPYOp1OQh0AVNIX

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\2024-05-22_d8fa70262b7a2afe0013c98deb871dfd_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-22_d8fa70262b7a2afe0013c98deb871dfd_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2740
  • 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=3452,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4444 /prefetch:8
    1⤵
      PID:4836

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/2740-0-0x0000000140000000-0x0000000140195000-memory.dmp

      Filesize

      1.6MB

      Download

    • memory/2740-1-0x0000000000510000-0x0000000000570000-memory.dmp

      Filesize

      384KB

      Download

    • memory/2740-9-0x0000000000510000-0x0000000000570000-memory.dmp

      Filesize

      384KB

      Download

    • memory/2740-11-0x0000000000510000-0x0000000000570000-memory.dmp

      Filesize

      384KB

      Download

    • memory/2740-13-0x0000000140000000-0x0000000140195000-memory.dmp

      Filesize

      1.6MB

      Download