Threat Outbreak Alert RuleID21461: Email Messages Distributing Malicious Software on March 9, 2016

Medium

Alert ID:

43964

First Published:

2016 March 9 15:47 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 (RuleID21461) may contain the following files:

Name	Size in Bytes	MD5 Checksum
DocumentosPDF.zip / DocumentosPDF.exe
1,003,008
0x65A3163294DE6065857E554ECC517281

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

> Subject: FW: °Nota Fiscal Eletrônica (DANFE)° 02:34:12

Message Body:

Nota Fiscal Eletrônica: Pedido 02-529937558 Prezado (A) Cliente, A Nota Fiscal Eletrônica (NF-e) referente a entrega do pedido 02-529937558 foi emitida. junto com a mercadoria, você receberá uma versão simplificada da NF-e, o Documento auxiliar da Nota Fiscal Eletrônica (DANFE). Informações sobre sua Nota Fiscal Eletrônica: Em casos de pedidos com prazos de entregas diferentes, será gerada uma nova Nota Fiscal Eletrônica para cada entrega.

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-09 15:47 GMT
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