Threat Outbreak Alert RuleID18103: Email Messages Distributing Malicious Software on September 18, 2015

2015-09-18T19:23:12
ID CISCO-THREAT-41105
Type ciscothreats
Reporter Cisco
Modified 2015-09-18T19:23:12

Description

Medium

Alert ID:

41105

First Published:

2015 September 18 19:23 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 (RuleID18103 and RuleID18103KVR) may contain the following files:

Name | Size in Bytes | MD5 Checksum
---|---|---
Invitation for bidosspmrbuuy.zip / balance changes.exe
| 73,728
| 0x2950B8D05D6A4E38FD4DCDF5650D9924

Boletoemissor2109.zip / Boletoemissor2109.exe
| 219,136
| 0x28260E9512948C3B6F4980A3BBD19D37

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

> Subject: Request for quotation

Message Body:

Hello, Attached please find the RFQ 8976. Please let me know if you have any question with the documents attached as I’ll be glad to provide additional ones.

Or

> Subject: Copia de cobranca em aberto para 21/09 Contrato: - 2622436

Message Body:

Conforme solicitado estou enviando a copia do boleto com vencimento para 21/09.
Caso não seja efetuado o pagamento o mesmo sera enviado para protesto.
Qualquer dúvida estamos a disposição
Beatriz Donato
Asscoll Cobranças do Brasil

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 | | 2015-September-18 19:23 GMT
    Show Less

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