Threat Outbreak Alert RuleID21207KVR: Email Messages Distributing Malicious Software on February 22, 2016

2016-02-19T16:11:39
ID CISCO-THREAT-43637
Type ciscothreats
Reporter Cisco
Modified 2016-02-22T16:32:50

Description

Medium

Alert ID:

43637

First Published:

2016 February 19 16:11 GMT

Last Updated:

2016 February 22 16:32 GMT

Version:

2

Summary

  • Cisco Security has detected significant activity related to spam email messages distributing malicious software.

Email messages that are related to this threat (RuleID21207KVR) may contain the following files:

Name | Size in Bytes | MD5 Checksum
---|---|---
invoice_78668924.doc
| 49,780
| 0xD955FC01F3C9002FF842379D73FE6B7E

invoice_31314898.doc | 49,784
| 0xAC62BAE66F76F402CA24DF6C6EA1F38F

invoice_89505652.doc
| Not Available | 0xB8B8EC6F7C1C967EEB656E3D422D152E

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

> Subject: invoice 78668924

Message Body:

Dear April,
Attached is the invoice for the product(s) and/or service(s) you recently purchased.
We appreciate doing business with you!
Regards,

Or

> Subject: invoice 31314898

Message Body:

Dear tesha.ruthietr,
Attached is the invoice for the product(s) and/or service(s) you recently purchased.
We appreciate doing business with you!
Regards,

Or

> Subject: invoice 89505652

Message Body:

Dear leslieq,
Attached is the invoice for the product(s) and/or service(s) you recently purchased.
We appreciate doing business with you!
Regards,

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
    ---|---|---|---
    2 | Cisco Security has detected significant activity on February 22, 2016. | | 2016-February-22 16:32 GMT
    1 | Cisco Security has detected significant activity on February 19, 2016. | | 2016-February-19 16:11 GMT
    Show Less

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A standalone copy or paraphrase of the text of this document that omits the distribution URL is an uncontrolled copy and may lack important information or contain factual errors. The information in this document is intended for end users of Cisco products