Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/08/2023, 11:01

General

  • Target

    b191980a6f109e4bb52f653b0afdc8863be085bcc3ca2cb05ab8e49f100eb850.dll

  • Size

    930KB

  • MD5

    b8d535bc3c5fa603df20854ca5ed3fee

  • SHA1

    daa08bcb80a7f4009d68cb720a453a932ffcd825

  • SHA256

    b191980a6f109e4bb52f653b0afdc8863be085bcc3ca2cb05ab8e49f100eb850

  • SHA512

    9175b413ea398d1e0b87235ca0f9dcefcc88f2eb1e4604bc10f20f58c8b7d871e2f35be65a48ef35185fd2dc45aa9f81cdd94fa4ee019d4aadccb9d91c6e8dbf

  • SSDEEP

    12288:rSp+4nJD3WwEEbSKMmUMOFbha3x0bgCC1LEw:rw+4nJSwERKMhMOMxUCS

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\b191980a6f109e4bb52f653b0afdc8863be085bcc3ca2cb05ab8e49f100eb850.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b191980a6f109e4bb52f653b0afdc8863be085bcc3ca2cb05ab8e49f100eb850.dll,#1
      2⤵
        PID:4940
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 644
          3⤵
          • Program crash
          PID:3244
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4940 -ip 4940
      1⤵
        PID:3876

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4940-0-0x0000000075310000-0x0000000075404000-memory.dmp

        Filesize

        976KB