Analysis

  • max time kernel
    161s
  • max time network
    178s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 21:54

General

  • Target

    Message.Pdf_____________________________________________________________.exe

  • Size

    459KB

  • MD5

    31559db5ce662400dccef6f781b4218d

  • SHA1

    66567121269f253f0282ecc04ad981dae54959d9

  • SHA256

    b89e0e608175629cb724fa36e35147a81a0d48b3b1c15656783b47e7b9bd8845

  • SHA512

    a5099e62537179fcda5e039cf0dace1753c5db550edb505dfdbbb1d342b5566d6cd712e48a8d9f900be947904aa4ea330d3d41cd7b9db0655837dc5ec93373a9

  • SSDEEP

    12288:pnUNbLVGziGw9t89zIFEqJAosf6yqTRNnh:uNLVMxu7fh

Score
5/10

Malware Config

Signatures

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Message.Pdf_____________________________________________________________.exe
    "C:\Users\Admin\AppData\Local\Temp\Message.Pdf_____________________________________________________________.exe"
    1⤵
    • Suspicious use of NtCreateThreadExHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3836
    • C:\Users\Admin\AppData\Local\Temp\Message.Pdf_____________________________________________________________.exe
      "C:\Users\Admin\AppData\Local\Temp\Message.Pdf_____________________________________________________________.exe"
      2⤵
        PID:4700
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 12
          3⤵
          • Program crash
          PID:664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4700 -ip 4700
      1⤵
        PID:4604

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/4700-132-0x0000000000000000-mapping.dmp