Analysis

  • max time kernel
    40s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    05-11-2022 07:58

General

  • Target

    v71installer/D3Dcompiler_47.dll

  • Size

    3.3MB

  • MD5

    c5b362bce86bb0ad3149c4540201331d

  • SHA1

    91bc4989345a4e26f06c0c781a21a27d4ee9bacd

  • SHA256

    efbdbbcd0d954f8fdc53467de5d89ad525e4e4a9cfff8a15d07c6fdb350c407f

  • SHA512

    82fa22f6509334a6a481b0731de1898aa70d2cf3a35f81c4a91fffe0f4c4dd727c8d6a238c778adc7678dfcf1bc81011a9eff2dee912e6b14f93ca3600d62ddd

  • SSDEEP

    49152:PyZ9lnpmVm/w+EwVOmufvkQS8MH2J9CqS5Sqr88pPWW5KhQYPsXqUiQ6:E9fWAwVBC8MH2JNSF8+YPsXqUT6

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\v71installer\D3Dcompiler_47.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\v71installer\D3Dcompiler_47.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 224
        3⤵
        • Program crash
        PID:1648

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1648-56-0x0000000000000000-mapping.dmp

  • memory/1708-54-0x0000000000000000-mapping.dmp

  • memory/1708-55-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB