The IP attempted to send emails from the Postfix server that violate the server's terms of service.

Repeated attempts to alter or delete log files to cover tracks.

Multiple requests with the same Proxy-Authorization header.

This IP was caught distributing malicious APK files.

It attempted to send emails from the Postfix server that violate the server's acceptable use policy.

The suspicious IP attempted to introduce spyware under the guise of software updates.

The IP attempted to use the Mail server to relay malware-infected attachments to other servers.

This IP belongs to Johnson & Johnson.

This IP belongs to AmerisourceBergen.

This IP was associated with targeted spear phishing attempts against our senior staff.

Incriminating activities involving the distribution of trojan horses were linked to this IP address.

Repeated attempts to exploit known vulnerabilities in the server operating system or applications.

Repeated Unique 404 Errors: Logs revealing a steady stream of unique 404 errors could suggest a DDoS attack aiming to exhaust storage resources.

It appears that this IP was initiating DNSChanger malware attacks on our network.

The IP attempted to send spam emails from the Mail server.

It actively attempted to employ session-splicing techniques, interacting with multiple SSH sessions simultaneously to smudge its attack trace.

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

The IP was noticed spreading RATs (remote administration tools) camouflaged as regular software.

This IP belongs to MetLife.

It attempted to flood the Asterisk server with REGISTER requests.

The IP attempted to exploit known vulnerabilities in the Asterisk protocol.

It attempted to send phishing emails from the Postfix server.

The suspicious IP indulged in Mitnick attacks, manipulating user trust to gain confidential info.

It tried to execute dictionary attacks on our Mail service causing potential delays.

The IP attempted to send emails from the Postfix server without proper authentication.