Analysis

  • max time kernel
    139s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 21:56

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    11KB

  • MD5

    d65973e31f6324acfb9669a98fb1d375

  • SHA1

    bde1e7963b46366d186190ba69eb8530ad64572b

  • SHA256

    9e1b4a31bedcbfecbafb4f0b3248bff00f1cc590b03dd41797d5dd39979e27b7

  • SHA512

    29edd129f47174c16ffe964bbd50551c9b7edea038563cda0bdea90229827b23fbe01c765b7c9d2719df4edd58b30755b5d79e9cedc26b43c8833082bfc5c601

  • SSDEEP

    192:QQux93kCB6nGYq1f9ymY1aulOaBETAJYkvQhvLrqVo25JF/:QLx937B6GY48HQulOGETAJYkvGLrEoSD

Score
3/10

Malware Config

Signatures

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
      2⤵
        PID:3456
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 612
          3⤵
          • Program crash
          PID:4736
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3456 -ip 3456
      1⤵
        PID:2700

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/3456-0-0x0000000074D50000-0x0000000074D59000-memory.dmp

        Filesize

        36KB