Overview

overview

5

Static

static

3

2024-04-11...uk.exe

windows7-x64

5

2024-04-11...uk.exe

windows10-2004-x64

5

Analysis

  • max time kernel
    115s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/04/2024, 14:44

Sharing

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General

  • Target

    2024-04-11_3ab35b7dffcabb5d986d327ec61a1555_cobalt-strike_ryuk.exe

  • Size

    796KB

  • MD5

    3ab35b7dffcabb5d986d327ec61a1555

  • SHA1

    39ab50b42e55554bc8bb63d1add64ccbd13eeeab

  • SHA256

    5909d646c02595a138f9b7fea05b63d48446a91b575c09499b4db17c16095417

  • SHA512

    3b021f987fb7830cd7385877e77876debfef620c079c1f6c25c45892f2558017d09b71fa7261b58199bfcd33addfbf743924221ef955360b21658ce1a0136b99

  • SSDEEP

    24576:kANw243N7ozX0j52pMkuLoiSJVlIL29mhNq6:kew2r70jIpM3kiSBM29mhNq

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\2024-04-11_3ab35b7dffcabb5d986d327ec61a1555_cobalt-strike_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-11_3ab35b7dffcabb5d986d327ec61a1555_cobalt-strike_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4976
  • 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=4152 --field-trial-handle=2588,i,4353937220825226770,7138584070663735671,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2916

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/4976-0-0x0000000140000000-0x00000001400CF000-memory.dmp

            Filesize

            828KB

            Download

          • memory/4976-1-0x0000000000C00000-0x0000000000C60000-memory.dmp

            Filesize

            384KB

            Download

          • memory/4976-7-0x0000000000C00000-0x0000000000C60000-memory.dmp

            Filesize

            384KB

            Download

          • memory/4976-10-0x0000000000C00000-0x0000000000C60000-memory.dmp

            Filesize

            384KB

            Download

          • memory/4976-11-0x0000000140000000-0x00000001400CF000-memory.dmp

            Filesize

            828KB

            Download