Threat Outbreak Alert RuleID18939: Email Messages Distributing Malicious Software on October 25, 2015

2015-10-26T13:44:55
ID CISCO-THREAT-41705
Type ciscothreats
Reporter Cisco
Modified 2015-10-26T13:44:55

Description

Medium

Alert ID:

41705

First Published:

2015 October 26 13:44 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 (RuleID18939) may contain the following files:

Name | Size in Bytes | MD5 Checksum
---|---|---
fax_message_(254) 876-6861.doc
| 267,776
| 0x5520B2269876AAD1D94FEE3828A09388

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

>
Subject: Undeliverable: New fax message from (254) 876-6861 on 10/22/2015

Message Body:

Delivery has failed to these recipients or groups:
jr@dryhome.com
The e-mail address you entered couldn't be found. Check the address and try resending the message.
If the problem continues, please contact your helpdesk.
Diagnostic information for administrators:
Generating server: dryhome.net

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
Cisco SenderBase Security Network

Revision History

  • Version | Description | Section | Date
    ---|---|---|---
    1 | Initial Release | | 2015-October-26 13:44 GMT
    Show Less

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