Threat Outbreak Alert RuleID29896: Email Messages Distributing Malicious Software on July 21, 2017

2017-07-21T13:21:56
ID CISCO-THREAT-54549
Type ciscothreats
Reporter Cisco
Modified 2017-07-21T13:21:56

Description

Medium

Alert ID:

54549

First Published:

2017 July 21 13:21 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 (RuleID29896) may contain the following files:

Name | Size in Bytes | MD5 Checksum
---|---|---
2017-06-Bill.PDF
| 68,289
| 0x309D330F8B301CD15A1243E80904B356

The following text is a sample of the email message that is associated with this threat outbreak:

> Subject: 56849178 - True Telecom Invoice for June 2017

Message Body:

Dear CUSTOMER
We have attached your latest True Telecom bill for June 2017.
To be able to read your invoice file you will require the Adobe Acrobat PDF viewer. You may already have this installed,
if not please visit the Adobe website and download their free viewer.
Payments made by direct debit will be collected 14 days from the date of the Bill.
If you wish to contact us, please do not hesitate to get in touch with one of our friendly customer services agents.

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.

Revision History

  • Version | Description | Section | Date
    ---|---|---|---
    1 | Initial release to report significant activity detected by Cisco Security on July 21, 2017. | — | 2017-July-21
    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