Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2022 15:12

General

  • Target

    NewFiles/Changes.dll

  • Size

    733KB

  • MD5

    6a2c99aa4b2a6ff9a77c4131ca8ef2b1

  • SHA1

    5bd2dac0e932491f61d7fb0b1cd2d386082c9d1e

  • SHA256

    7c7648d34a003df5811b2b6adc7eca6fbd8cfc1e343d0caf9408ff4d594fa2b2

  • SHA512

    496ed9a819d31dbc8e77014b7400b6a1fba62fc814a04bb20008b65f8796629d7422f92ffd263ca868a5eb2d403511204cf95582069964a4965ee6dffbae67c9

  • SSDEEP

    12288:bx5BlbjoVPn84C8oSZTkwvFsaLJ5sU4gzplYWQnLI7QAeh+nqb7/ODsrETSeWBE:b/CP1jVtkBKzsU4gLYWZ7tqb72eR

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\NewFiles\Changes.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\NewFiles\Changes.dll,#1
      2⤵
        PID:3588
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3588 -s 600
          3⤵
          • Program crash
          PID:4984
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3588 -ip 3588
      1⤵
        PID:3552

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/3588-132-0x0000000000000000-mapping.dmp