Analysis

  • max time kernel
    136s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/04/2024, 12:57

General

  • Target

    2024-04-22_5a097c2b399c1d83adb947ba994f165b_ryuk.exe

  • Size

    2.2MB

  • MD5

    5a097c2b399c1d83adb947ba994f165b

  • SHA1

    3f5fd091d70ce4b0b45bfdee3c579042d8633ead

  • SHA256

    c1a2b34572e9e53961eac9aecdf0464a0d06259082fcd0add30325905affbc77

  • SHA512

    8d2b44f50dfd08ff6a554b822c1fe1fd35f952fb41998fc73f2d8ac011b9a3011fa30c6c033420a3e62355db66e4c515c67578c593f4422c8fa7e519f47463d6

  • SSDEEP

    49152:pNl7soq7sQCc1kyG2xHywRfHIO2Ts4bvDOYjyJVJyNfyPtYuTt3eIM:ZD2311kaxp9qOYjQHiqPtXBeIM

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\2024-04-22_5a097c2b399c1d83adb947ba994f165b_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-22_5a097c2b399c1d83adb947ba994f165b_ryuk.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4712

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4712-1-0x0000000140000000-0x0000000140247000-memory.dmp

          Filesize

          2.3MB

        • memory/4712-0-0x0000000001FA0000-0x0000000002000000-memory.dmp

          Filesize

          384KB

        • memory/4712-7-0x0000000001FA0000-0x0000000002000000-memory.dmp

          Filesize

          384KB

        • memory/4712-11-0x0000000001FA0000-0x0000000002000000-memory.dmp

          Filesize

          384KB

        • memory/4712-12-0x0000000140000000-0x0000000140247000-memory.dmp

          Filesize

          2.3MB