Threat Outbreak Alert RuleID23661: Email Messages Distributing Malicious Software on June 30, 2016

2016-06-30T12:00:56
ID CISCO-THREAT-46894
Type ciscothreats
Reporter Cisco
Modified 2016-06-30T12:00:56

Description

Medium

Alert ID:

46894

First Published:

2016 June 30 12:00 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 (RuleID23661) may contain the following files:

Name | Size in Bytes | MD5 Checksum
---|---|---
NFe521606023759215151545270000000
604531632672774.jar
| 8,596
| 0x3C2309BEA5E94513B71123DD2AAAFFA5

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

> Subject: Nota Fiscal Paulistana - NFS-e No. 407178,Anexo 8599,28/06/2016.

Message Body:

Esta mensagem refere-se à Nota Fiscal Paulistana - NFS-e No. 407178 do prestador de serviços:
Caso creia que esta mensagem tenha sido enviada pela Prefeitura de São Paulo, visualize a nota fiscal no Anexo . Caso contrário, apague-a.
* Este e-mail foi enviado automaticamente pelo Sistema da Nota Fiscal Paulistana (NFS-e). Favor não responder. Em caso de dúvidas, entre em contato com notafiscalpaulistana@prefeitura.sp.gov.br

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-June-30 12:00 GMT
    Show Less

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