Threat Outbreak Alert RuleID32590: Email Messages Distributing Malicious Software on April 26, 2018

Medium

Alert ID:

57607

First Published:

2018 April 30 14:19 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 (RuleID32590) may contain the following files:

Name	Size in Bytes	MD5 Checksum
1591-86.23-24.4.18.xls	58,368	d88257d6babb66c9e94dc7f13622d1be

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

Not available.

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 April 26, 2018.	—	2018-April-30
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