Analysis

  • max time kernel
    116s
  • max time network
    245s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2023, 07:29

General

  • Target

    node.dll

  • Size

    8.1MB

  • MD5

    04a4b044c29d2e53d4dc5744d19ca974

  • SHA1

    dd29c0e95933f4c359eb83b495c96dd52362d9d2

  • SHA256

    30b85e314bba93c4fd977b1c986d65e24cea08ac8db34c3d8ef1dbb940490667

  • SHA512

    66c5d56acc1fa319b54a8a7ce682dc2babc29cbb885764033b9ac83ba906189a3ebc9eb3a081f6f04470513b5bbe02043b3a7e8f29e7d7646bd9e123a9187bc8

  • SSDEEP

    98304:n5LHoFAEa4PPzCGnNDTm7TLeZbhMN4tBhdBqOFSI9mvexS6KNGYTudCC2spOLNbI:n5LH0hjJnN2wkkB5FrM6KNDAe+ORa5

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\node.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\node.dll,#1
      2⤵
        PID:3132
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3132 -s 676
          3⤵
          • Program crash
          PID:1632
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3132 -ip 3132
      1⤵
        PID:2884

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3132-0-0x0000000073410000-0x0000000074CC5000-memory.dmp

        Filesize

        24.7MB

      • memory/3132-1-0x0000000073410000-0x0000000074CC5000-memory.dmp

        Filesize

        24.7MB