Analysis

  • max time kernel
    139s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 02:05

General

  • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    8KB

  • MD5

    b8be6632a7dc8136ff01338be40fe701

  • SHA1

    043fa16929b2af5ed5c1c59b4035a10cf765fb43

  • SHA256

    289786fe13801467653eb2712f47f162d6fd3fc2d844be342282f75fc2b2a085

  • SHA512

    403474154ff8500e5aae2b4466c652e5d066af2c55d8f158e6f007492ceb1f3abcc6cca80842b90900db02db4258ddcda75dec1d1799af24969c35811891e5b8

  • SSDEEP

    96:ovkNRhdXhG0CzpC6dsiFam4C026ebZT4MJlWD+RfEqL5Q4hTUVKJx3/:9Nnd9Cz86GVSmua+2qL5Q4h4VSp

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:2588
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
      2⤵
        PID:2168
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 612
          3⤵
          • Program crash
          PID:956
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2168 -ip 2168
      1⤵
        PID:1704

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/2168-0-0x0000000010000000-0x0000000010008000-memory.dmp
        Filesize

        32KB