It made multiple requests with the same Max-Forwards header.

The IP showed unusual patterns in referrer URLs.

The IP attempted to perform HTTP Verb Tampering attacks on the Apache server.

It persistently tried to exploit weaknesses in the SSH communication encryption.

This IP belongs to Microsoft.

The IP attempted to perform XML External Entity (XXE) attacks on the Apache server.

GET /cfide/administrator: Looking for misconfigured Adobe ColdFusion admin panel.

Multiple 5xx Server Error Codes: A high count of server error status codes such as '500 Internal Server Error' may suggest an attacker is probing the server's security.

The IP was involved in a war dialing attack, dialing a large number of phone numbers to find modems, fax machines, and unsecured VoIP devices.

This IP belongs to Phillips 66.

The malicious IP was involved in a Buffer Overflow attack, sending more data to a buffer than it can handle, causing it to overflow and allowing the attacker to execute arbitrary code.

This IP was tracked while attempting to distribute secretive and malicious keyloggers.

The IP made multiple unsuccessful login attempts to the SASL server in a short period of time.

Unusual User-Agent: Logs show requests with abnormal, uncommon or non-standard User-Agent strings.

GET /setup.php: Effort to locate setup files for PHP applications.

The IP was seen attempting a SYN Flood attack, overwhelming the server by rapidly initiating a connection but not completing it, thereby consuming server resources.

This IP belongs to UnitedHealth Group.

The IP launched exploitation attacks based on the infamous 'Heartbleed' OpenSSL cryptographic vulnerabilities.

This IP belongs to Kroger.

It initiated SSL-Stripping attacks, aiming to downgrade secure HTTPS connections to less-secure HTTP.

The IP was seen trying to perform a TDoS (Telephony Denial of Service) attack, flooding the VoIP server with calls to make it unavailable to users.

The IP attempted to perform a SIP Invite Flood on the Asterisk server.

The IP attempted to perform a brute force attack on the SSH server.

It made multiple requests with the same Max-Forwards header.

Unusual activity in the server's error logs.