Overview

overview

5

Static

static

3

2024-04-18...uk.exe

windows7-x64

5

2024-04-18...uk.exe

windows10-2004-x64

5

Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2024, 10:16

Sharing

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General

  • Target

    2024-04-18_50d4889eb7e95c07ea27fa558cff3eec_ryuk.exe

  • Size

    2.1MB

  • MD5

    50d4889eb7e95c07ea27fa558cff3eec

  • SHA1

    688e96074e4bbf17634b64eb933a81db1941d335

  • SHA256

    6e5907441aa8f49970860ca51c9335faeee09ba4ed40f540d3b370618abebef6

  • SHA512

    418200b9e0d5a65b6339db219a089abe6367982d0acf7f7fc5d6287c8e31e5f04d006857538519b6fb580b5d8c460511ab18bfe5ac8c43295bc0979be148ab6f

  • SSDEEP

    49152:xjFX33t4INlfTqkUMLu/52bulcI1wXZTBz5Mf9Ckt7c20+9qNxUW:x7fTqmeX1dfEkKK90

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\2024-04-18_50d4889eb7e95c07ea27fa558cff3eec_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-18_50d4889eb7e95c07ea27fa558cff3eec_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1588
  • 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=3496 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3784

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/1588-0-0x00000000001A0000-0x0000000000200000-memory.dmp

            Filesize

            384KB

            Download

          • memory/1588-1-0x0000000140000000-0x000000014022B000-memory.dmp

            Filesize

            2.2MB

            Download

          • memory/1588-8-0x00000000001A0000-0x0000000000200000-memory.dmp

            Filesize

            384KB

            Download

          • memory/1588-7-0x00000000001A0000-0x0000000000200000-memory.dmp

            Filesize

            384KB

            Download

          • memory/1588-11-0x00000000001A0000-0x0000000000200000-memory.dmp

            Filesize

            384KB

            Download

          • memory/1588-13-0x0000000140000000-0x000000014022B000-memory.dmp

            Filesize

            2.2MB

            Download