It attempted to use the Postfix server to relay emails with malicious links to other servers.

GET /wp-login.php: Indicating an attempt to access a WordPress login page.

The identified IP address was involved in planting backdoor programs that give excessive control over infected systems.

This IP belongs to Korea Telecom.

HTTP Request with Large Content-Length: This could potentially indicate a buffer overflow attack where an attacker tries to crash the system by sending more data than it can handle.

The malicious IP was identified trying to leverage the Postfix service to send bulk spam emails.

The IP attempted to perform a man-in-the-middle attack on the SASL server.

The IP attempted fileless malware attacks, directly injecting malicious script into server memory.

It made multiple requests with the same Expect header.

It attempted to make unauthorized calls using the VOIP server.

Server Side Template Injection: Suspicious input patterns aimed at coercing server-side parsers to execute injected code.

The IP was flagged for performing XML External Entity attacks, exploiting improperly processed XML inputs.

It sent Asterisk requests to non-existent extensions.

The IP maliciously used packet sniffers in attempts to decode SSH traffic.

This IP belongs to Freddie Mac.

The IP was the origin of numerous webcam loggers, a serious privacy invasion.

It made multiple requests with the same X-Forwarded-For header.

This IP belongs to Boeing.

This IP belongs to Verizon.

It attempted to use the Postfix server to relay emails with malicious links to other servers.

This IP belongs to Cloudfare.

GET /trace.axd: An attempt to find a debug handler in ASP.NET.

The IP was involved in a Caller ID Spoofing attack, falsifying the caller ID to deceive the receiver or hide the caller's identity.

This IP has been observed spreading mobile malware, targeting our company application users.

This IP gave off a red flag for hosting a hidden command and control server for malicious bots.