Analysis

  • max time kernel
    90s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2022 19:58

General

  • Target

    GetInvoice/DirectContract.dll

  • Size

    552KB

  • MD5

    76b2ae39b536b6c50726bb1a4e409842

  • SHA1

    9d37068cab8de8396478d0d446ca41933a75d47d

  • SHA256

    1bcb3eef5c6f8554249cfb5fddc68024335825a8568816ffc8c9a6e89f27c5d0

  • SHA512

    6458ef209e671a47c059d777cad1db1e619f71f5736a7e8bd6e56018b4015b827187d881e41b5f9bd2d6b570520187bcf17865544afe11701ed10d439cf03786

  • SSDEEP

    12288:H7uM8sVm1kWF/eLJ+QlfW4MwauXWfFyDFfEWmqTqQpa4NLVZC:H+sVmhledMmGdu+ZqHzC

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\GetInvoice\DirectContract.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4244
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\GetInvoice\DirectContract.dll,#1
      2⤵
        PID:1236
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 604
          3⤵
          • Program crash
          PID:4992
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1236 -ip 1236
      1⤵
        PID:4648

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/1236-132-0x0000000000000000-mapping.dmp