Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    25-03-2022 17:48

General

  • Target

    4b43ea1f3e48224734849e8e706762d4473755b911eae5319c377ac64f4d2743.dll

  • Size

    208KB

  • MD5

    d35a5bbdc8a7cf1f47db0a47f3a340ee

  • SHA1

    34570b347bae863d966b66578574a5b0e4ec2da2

  • SHA256

    4b43ea1f3e48224734849e8e706762d4473755b911eae5319c377ac64f4d2743

  • SHA512

    c599bcf696f500773a37cdeec4f049b94a9d56b68b013782cc61447b6dbe3c8f3b3bf4a3eff9feff1359344167122b604674e017813b50d0fcf0893ca6e10722

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\4b43ea1f3e48224734849e8e706762d4473755b911eae5319c377ac64f4d2743.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4b43ea1f3e48224734849e8e706762d4473755b911eae5319c377ac64f4d2743.dll,#1
      2⤵
        PID:4060
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4060 -s 680
          3⤵
          • Program crash
          PID:2780
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4060 -ip 4060
      1⤵
        PID:964

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4060-134-0x0000000000000000-mapping.dmp