Threat Outbreak Alert RuleID24866: Email Messages Distributing Malicious Software on September 6, 2016

Medium

Alert ID:

48787

First Published:

2016 September 7 13:34 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 (RuleID24866) may contain the following files:

Name	Size in Bytes	MD5 Checksum
NOTA_FISCAL_PDF_7785954745879BR.jar
26,257
0x81F4C8F1768D2D5BC39540E1E797BF89

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

> Subject: **Nota Fiscal Eletrnica **
Message Body:

**Prezado(a),
Você está recebendo o(s) arquivo(s) anexo,
referente(s) Nota Fiscal Eletrônica numero
4979, serie 1 de
O valor total da nota **

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 September 6, 2016	—	2016-September-07
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