Threat Outbreak Alert RuleID21361: Email Messages Distributing Malicious Software on March 8, 2016

Medium

Alert ID:

43890

First Published:

2016 March 8 14:35 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 (RuleID21361) may contain the following files:

Name	Size in Bytes	MD5 Checksum
78456985-NF-E-Emitida.PDF.rar / 78456985-NF-E-Emitida.PDF.vbe	5,621,760	0x313C87EFDA50CDC3FA21A97B3AB0ABA9

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

> Subject: **Nota FiscalEletrônicaEmitida **
Message Body;

Nota Fiscal Eletrônica
Este arquivo deve ser armazenado.
NF-E Nº78456985 SÉRIE 1
78456985-NF-E-Emitida.PDF
Prezado(a) cliente,
Segue em anexo a cópia da NOTA FISCAL em PDF,
onde está a relação dos pedidos e demais detalhes do pagamento.
Informamos que o valor foi debitado com sucesso!
Qualquer dúvida em relação aos pedidos entrar em contato conosco.
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Atenciosamente

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		2016-March-08 14:35 GMT
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