Analysis

  • max time kernel
    123s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/02/2024, 18:47

General

  • Target

    $PLUGINSDIR/nsDialogs.dll

  • Size

    12KB

  • MD5

    87cdd064d650b3cf72f8a103bd73bace

  • SHA1

    f8ea12681f5a5bb97ad9b525ef12e88fda832f8a

  • SHA256

    a29754f0b21fbb92265f1fb924b3423a330704bbf56796da67aeca876dbd3326

  • SHA512

    6ef757c6e8ad737a3755d0e387c60b596b2261ae10d02b293c1da2c1732901079a00d7f8a5fdb203f8cf984b2d8dfcaac99a43fb8ac011eaab85b56270223a88

  • SSDEEP

    192:a3j3Iiz+SdfQxx/5UwJmaZ09H68cAGythSXESdA6EwX4shd:Mj3Is6xx/m609a8cfythS0SgwXPd

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\nsDialogs.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5756
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
      2⤵
        PID:2688
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2688 -s 636
          3⤵
          • Program crash
          PID:1676
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2688 -ip 2688
      1⤵
        PID:3404

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            • memory/2688-0-0x00000000756E0000-0x00000000756EA000-memory.dmp

              Filesize

              40KB