Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    13/10/2023, 21:59

General

  • Target

    blank.doc

  • Size

    14KB

  • MD5

    0787cfd4d32effa734e2229cf2a88e4b

  • SHA1

    2987172866366c66bf86b4b4bb2c8da2999f3fea

  • SHA256

    85477111182d3a44a0a5957413660abfea87b8b8b83b4e6586b343b74ddaa139

  • SHA512

    ac5ce8381458d6267917f0c6327905b1dcb30fadcba8681281316a4b66d97cd5103a531c2235e6fb79e33865146f4f0d03a65fb336ca807278a77b8ccbca2bcc

  • SSDEEP

    48:r3IHxVyH3t+5S58O1h6YedMMrUk0cUWh77lCa:iy3kM58uedKZc1XAa

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\blank.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2468

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      a7782a938e962c0ca42f3f411a8a4cfa

      SHA1

      45c3d803f61ebcb4bdcbbcf7fc82fba4a8efad32

      SHA256

      91cfaffdf13708d3d0085f21174aa5434165e885c5362d9f5bc56b44ee30d414

      SHA512

      036b2fe07522e2988feb14cc40fad03c6895af62e6c35b2112566576842b76a5561c7818c949053956cf8a8da4ef05656856fd736084b84b641154bc59dad1ad

    • memory/2600-0-0x000000002FBA1000-0x000000002FBA2000-memory.dmp

      Filesize

      4KB

    • memory/2600-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2600-2-0x000000007167D000-0x0000000071688000-memory.dmp

      Filesize

      44KB

    • memory/2600-11-0x000000007167D000-0x0000000071688000-memory.dmp

      Filesize

      44KB

    • memory/2600-26-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2600-27-0x000000007167D000-0x0000000071688000-memory.dmp

      Filesize

      44KB