Analysis

  • max time kernel
    1703s
  • max time network
    1708s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    07/07/2020, 21:19

General

  • Target

    Preview_Document.exe

  • Size

    740KB

  • MD5

    a67036f99e9ccc705bdb940bbf4422d0

  • SHA1

    bed29d74cceafbd5effe43d9f828d46e96551511

  • SHA256

    fd240893aeb0ac202fd3d9ffba6ff0d585e49a9238ae287a42e854a3b1fb2815

  • SHA512

    1a384917fb1f2adef2346015e24c093ef6540dcba1f556d60cbbebed6dd05334a5bac04dbc46e7b2c3f8e6e7f7479138880e48e3a82f1e3032c5e3bfa518df9b

Score
8/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 847 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Blacklisted process makes network request 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Preview_Document.exe
    "C:\Users\Admin\AppData\Local\Temp\Preview_Document.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1612
    • C:\Windows\system32\cmd.exe
      cmd.exe
      2⤵
      • Blacklisted process makes network request
      PID:1980
  • C:\Users\Admin\AppData\Local\Temp\Preview_Document.exe
    C:\Users\Admin\AppData\Local\Temp\Preview_Document.exe {791EA01C-0BDE-4DDA-9212-F2963D3E081A}
    1⤵
      PID:1628

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/1612-0-0x0000000000310000-0x000000000034F000-memory.dmp

            Filesize

            252KB

          • memory/1628-6-0x0000000000230000-0x000000000026F000-memory.dmp

            Filesize

            252KB

          • memory/1980-1-0x0000000049E00000-0x0000000049E43000-memory.dmp

            Filesize

            268KB

          • memory/1980-3-0x0000000049E00000-0x0000000049E43000-memory.dmp

            Filesize

            268KB