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Threat Outbreak Alert RuleID22953: Email Messages Distributing Malicious Software on May 18, 2016

Description

Medium Alert ID: 46278 First Published: 2016 May 18 18:19 GMT Version: 1 ## Summary * Cisco Security has detected significant activity related to spam email messages distributing malicious software. Email messages that are related to this threat (RuleID22953) may contain the following files: **Name** | **Size in Bytes** | **MD5 Checksum** ---|---|--- Commercial and Residential.doc | Not Available | 0x0042E19F1BD156157384CD73C2C5B5B3 The following text is a sample of the email message that is associated with this threat outbreak: > Subject: **Flournoy & Calhoun Realtors: Commercial and Residential - Please pay this Invoice so we can start processing AP041030** Message Body: **Dear Bonnie, Your order (# 11453306) has been accepted by Commercial National Financial Corp. The invoice for this order is attached. Billing info Company: Flournoy & Calhoun Realtors: Commercial and Residential Attn: Accounting Assistant Total due: $ 1,410.69 Kind Regards, Commercial National Financial Corp (713) 358-1700** 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. Cisco Web Security Appliances help secure and control web and email traffic by offering layers of malware protection. Cisco security appliances are automatically updated to help prevent both spam email and hostile web URLs from being passed to the end user. **Related Links** [Cisco Security](<http://www.cisco.com/security>) [Cisco SenderBase Security Network](<http://www.senderbase.org/>) ## Revision History * Version | Description | Section | Date ---|---|---|--- 1 | Initial Release | | 2016-May-18 18:19 GMT Show Less * * * ## Legal Disclaimer * THIS DOCUMENT IS PROVIDED ON AN "AS IS" BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME. A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products