Analysis

  • max time kernel
    93s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/02/2024, 19:26

General

  • Target

    2024-02-01_a6916c7e71dcbb5082a14dfbe5b4ffae_ryuk.exe

  • Size

    1.5MB

  • MD5

    a6916c7e71dcbb5082a14dfbe5b4ffae

  • SHA1

    58c545b03f1660fd6872d84aad2207a46dc6bf3a

  • SHA256

    9dc2f3587bcdb79cf4860085f4321cdb85e2a6ae95646aa50494c2b3ad275f8b

  • SHA512

    17dc68485be64734b2e9c19f69ff6dfca155ab1466ad32300295427cc95b692a7e33241ffb3f22160c8c595417ce41a3993f01949584ea734aa195525c4a19e9

  • SSDEEP

    12288:+771GlvQRSyVammkfCrljcdTlkGNA+KpxXh+clcIHZWMPBTUfTyu6RWYfCB4O:Q8IRzVakfCrljccgA7jsMKrWfCBr

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\2024-02-01_a6916c7e71dcbb5082a14dfbe5b4ffae_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-01_a6916c7e71dcbb5082a14dfbe5b4ffae_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1564

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1564-0-0x0000000140000000-0x0000000140233000-memory.dmp

          Filesize

          2.2MB

        • memory/1564-1-0x00000000020D0000-0x0000000002130000-memory.dmp

          Filesize

          384KB

        • memory/1564-7-0x00000000020D0000-0x0000000002130000-memory.dmp

          Filesize

          384KB

        • memory/1564-10-0x00000000020D0000-0x0000000002130000-memory.dmp

          Filesize

          384KB

        • memory/1564-12-0x0000000140000000-0x0000000140233000-memory.dmp

          Filesize

          2.2MB