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Analysis

  • max time kernel
    133s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 04:06

General

  • Target

    b9f1741a1c24bdefc9386718b76f00552d9edc0d709540901dca2bd944521991.dll

  • Size

    28KB

  • MD5

    a0835578c720c9458ae3a7d4e8d1d92f

  • SHA1

    2f26382647a35326016a2edc0dc5776917a2be2a

  • SHA256

    b9f1741a1c24bdefc9386718b76f00552d9edc0d709540901dca2bd944521991

  • SHA512

    bb74f66784d2f023a4809ec6caa9c5b80f18cdab4cdec588c8eeebfe5327bb742e04a72fa98ae17bdf1babf7ceef17162b61b2b14b070f8835e74959e82ddea2

  • SSDEEP

    384:zR8mLPIRJJLzMzF+iVTSgNGyb/WI1UTBnn4Nnr8bznCg:zDCrMzF+iB7NnLCt4NAv

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\b9f1741a1c24bdefc9386718b76f00552d9edc0d709540901dca2bd944521991.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1772
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9f1741a1c24bdefc9386718b76f00552d9edc0d709540901dca2bd944521991.dll,#1
      2⤵
        PID:4692
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 544
          3⤵
          • Program crash
          PID:3208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4692 -ip 4692
      1⤵
        PID:1928

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4692-133-0x0000000000400000-0x000000000040D000-memory.dmp

        Filesize

        52KB