Analysis

  • max time kernel
    144s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    29-05-2020 16:09

General

  • Target

    file.doc

  • Size

    73KB

  • MD5

    03da3c149defc051b11005c86bcbe599

  • SHA1

    f95da4f19e6a289a4719415d24f1d32275761a33

  • SHA256

    f7c5c10cee118eddd6c5a20c5a095032324fcb0bd368d7b7015f6646d8b5d411

  • SHA512

    2d09399255220372db0e0497f0f0c0957ce5211bbe079b5999caa6a49046086461784f685811728050b992d3c7af9b7a5c9f4069c7f20828a9e38a2136d80db4

Score
10/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 16 IoCs
  • Loads dropped DLL 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\file.doc"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1232
    • C:\Windows\system32\Regsvr32.exe
      Regsvr32 c:\programdata\71061557.dat
      2⤵
      • Suspicious use of WriteProcessMemory
      • Process spawned unexpected child process
      PID:1648
      • C:\Windows\SysWOW64\regsvr32.exe
        c:\programdata\71061557.dat
        3⤵
        • Suspicious use of WriteProcessMemory
        • Loads dropped DLL
        PID:1112
        • C:\Windows\SysWOW64\wscript.exe
          wscript.exe //E:jscript "C:\Users\Public\xSsGKcUqL.vA_YV
          4⤵
            PID:1820
    • C:\Windows\system32\wbem\WmiApSrv.exe
      C:\Windows\system32\wbem\WmiApSrv.exe
      1⤵
        PID:1872

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads