Resubmissions

26-12-2022 16:29

221226-tzeqvadb63 10

26-12-2022 05:20

221226-f1s3zaff6v 10

Analysis

  • max time kernel
    91s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2022 05:20

General

  • Target

    UpdatedFiles/NewInvoice.dll

  • Size

    817KB

  • MD5

    7f1ec89288b47335f996b50907bc5280

  • SHA1

    dc58e0658fdd33a00e9699acbad6fdeb15daf1c8

  • SHA256

    670cb4fded7498acfb990704b499cba6907bc279341dd7302ac526b715462c9f

  • SHA512

    77b008ac80f995bcb102ddac715724928d56c8dd41bff1c1f0109e3691942637a0a592deb892e5c9d6ab866c1a3b07a91218d85a60496baa132a9ed23ed19f6f

  • SSDEEP

    12288:JJGwvTfCMf8rVomRle7XBr4fi7wDqo4TARMhxMrFND648j4xhT6Tl:JY5rVtcsfi7wDP4TAR0sFN+Ux

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\UpdatedFiles\NewInvoice.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\UpdatedFiles\NewInvoice.dll,#1
      2⤵
        PID:856
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 612
          3⤵
          • Program crash
          PID:2424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 856 -ip 856
      1⤵
        PID:4796

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/856-132-0x0000000000000000-mapping.dmp