Threat Outbreak Alert RuleID15074: Email Messages Distributing Malicious Software on May 5, 2015

Threat Outbreak Alert: Email Messages Distributing Malicious Software on May 5, 2015. Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages may contain various files such as cancelation invoice, rejection invoice, nullfication invoice, abrogation invoice, and invalidation invoice. Emails may have subjects related to bank operations, held invoices, unaccepted invoices, or invoice warnings. Cisco security appliances help secure and control web and email traffic by offering layers of malware protection