Threat Outbreak Alert RuleID31309: Email Messages Distributing Malicious Software on November 15, 2017

2017-11-15T21:21:35
ID CISCO-THREAT-55949
Type ciscothreats
Reporter Cisco
Modified 2017-11-15T21:21:35

Description

Medium

Alert ID:

55949

First Published:

2017 November 15 21:21 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 (RuleID31309) may contain the following files:

Name | Size in Bytes | MD5 Checksum
---|---|---
Comprovante.zip / Comprovante.exe
| 3,618,304
| 0xFFBEFA639F5A8E48C35EED99503B1423

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

> Subject: tmusa. Comprovante do Pagamento n.066521922040616748353963

Message Body:

tmusa Pagamento Efetivado. Comprovante anexado.

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 November 15, 2017. | — | 2017-November-15
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