Analysis

  • max time kernel
    11s
  • max time network
    19s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    21-02-2024 15:27

General

  • Target

    data/flutter_assets/assets/misc/winnat.bat

  • Size

    33B

  • MD5

    a848640501c560e6134ae17fd2fdc2f0

  • SHA1

    6cdf7b5ce48f4e4bd4730a3128ba5789b4bdb430

  • SHA256

    668c2458ff69ad921d6d67d0a7f2c31c3ab90273a54254f06956187450f665e6

  • SHA512

    c16600e0e1fb14b6dc781424c85be82e740cb2999c5214cf0a2ae70dbd6268c664657815f764cc8a3978591b39f0a71473f9a547bdb51f39ec5b5f8e4d13a3a7

Score
1/10

Malware Config

Signatures

  • Runs net.exe
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\data\flutter_assets\assets\misc\winnat.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Windows\system32\net.exe
      net stop winnat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4316
      • C:\Windows\system32\net1.exe
        C:\Windows\system32\net1 stop winnat
        3⤵
          PID:2992
      • C:\Windows\system32\net.exe
        net start winnat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 start winnat
          3⤵
            PID:220

      Network

      MITRE ATT&CK Matrix

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      Downloads