Analysis

  • max time kernel
    90s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2022 04:01

General

  • Target

    d71fca4e45defab4f63516a1cac0d42ab73f988c3ad4a80509ca8d1372d39f0e.dll

  • Size

    368KB

  • MD5

    09a825ffed35c210d17bb575deb965b0

  • SHA1

    2ec5cc6cc0153ea45e474d20a1e7770cd25815c8

  • SHA256

    d71fca4e45defab4f63516a1cac0d42ab73f988c3ad4a80509ca8d1372d39f0e

  • SHA512

    5658e7caab070db9d1828b8cd2f402ffa4fd9365799b5779931d4d28e3a717f78cbd894492e41ecd5f3258077246d5af233775b3ddb0de57937ba839c0dae4a5

  • SSDEEP

    6144:mt10NKnnSu/xs1822wSECNz/Ez2tQM/bWc1MfHdU6wQzWfu1pf3Q0BIJ0jm0pUI:mT0UV/n2/y/4wlbWcqfHdURAG+bZ

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\d71fca4e45defab4f63516a1cac0d42ab73f988c3ad4a80509ca8d1372d39f0e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d71fca4e45defab4f63516a1cac0d42ab73f988c3ad4a80509ca8d1372d39f0e.dll,#1
      2⤵
        PID:3548
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 668
          3⤵
          • Program crash
          PID:4760
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3548 -ip 3548
      1⤵
        PID:4768

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/3548-133-0x00000000022A0000-0x00000000022FC000-memory.dmp

        Filesize

        368KB

      • memory/3548-137-0x0000000002260000-0x0000000002293000-memory.dmp

        Filesize

        204KB