Threat Outbreak Alert RuleID25531: Email Messages Distributing Malicious Software on October 19, 2016

Threat Outbreak Alert RuleID25531: Email Messages Distributing Malicious Software on October 19, 2016. Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages may contain the file OM-2245.ace with MD5 checksum 0x313DCE3798095D6E86ACBFA1BB24988A. Cisco security appliances can help protect customers during the critical period between the first exploit of a virus outbreak and the release of vendor antivirus signatures