Event ID - 443

Port No443
Service NameUnix Slapper.A
RFC Doc0
ProtocolTCP
DescriptionThis Linux worm launches a distributed denial of service (DDOS) attack. It uses the User Data Protocol (UDP) to execute the attack, and takes advantage of a buffer overflow vulnerability in OpenSSL 0.9.6d, 0.9.7-beta2 and earlier versions.
Reference LinkUnix Slapper.A,
AttackSolutions:

Scan your system with Trend Micro antivirus and delete all files detected as ELF_SLAPPER.A. To do this, Trend Micro customers must download the latest pattern file and scan their system.

NOTE: This malware exploits certain vulnerabilities in OPENSSL. An upgrade to OPENSSL 0.9.6e, 0.9.7beta3, or later versions is strongly recommneded.

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