Threat Outbreak Alert: Fake Financial Fraud Alert Email Messages on November 25, 2013

2013-11-25T14:38:01
ID CISCO-THREAT-31884
Type ciscothreats
Reporter Cisco
Modified 2013-11-26T15:31:37

Description

Medium

Alert ID:

31884

First Published:

2013 November 25 14:38 GMT

Last Updated:

2013 November 26 15:31 GMT

Version:

2

Summary

  • Cisco Security has detected significant activity related to German-language spam email messages that claim to contain a financial fraud alert for the recipient. The text in the email message attempts to convince the recipient to open the attachment and view the details. However, the .zip attachment contains a malicious .exe file that, when executed, attempts to infect the system with malicious code.

Email messages that are related to this threat (RuleID8015 and RuleID8015KVR) may contain the following files:

> {28C231AB-D245-4DB1-BDA0-23327D8514C0}.zip
Ausgestaltung f?r abbekommt der Einschr?nkungen aus Abz?hlung #493673-329847 11.25.2013.exe

{EBCA6674-5F5F-4D41-BDFB-D9584CF47321}.zip
Ihre Telekom Mobilfunk RechnungOnline f?r Gesch?ftskunden 9537541039292641 vom 25.11.2013 des Kundenkontos 0074947203..exe

The Ausgestaltung f?r abbekommt der Einschr?nkungen aus Abz?hlung #493673-329847 11.25.2013.exe file in the {28C231AB-D245-4DB1-BDA0-23327D8514C0}.zip attachment has a file size of 81,920 bytes. The MD5 checksum, which is a unique identifier of the executable, is the following string: 0xEB97AE963C96B34DE1FCB94B4E97490B

The_ Ihre Telekom Mobilfunk RechnungOnline f?r Gesch?ftskunden 9537541039292641 vom 25.11.2013 des Kundenkontos 0074947203..exe_ file in the {EBCA6674-5F5F-4D41-BDFB-D9584CF47321}.zip attachment has a file size of 94,208 bytes. The MD5 checksum is the following string: 0xCF5FB72CA084FB38C33C4E804BDEB1F0

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

> Message Body:

Sehr geehrter Kunde,
Sparkasse Die Bank pruft die Rechnungen der Kunden periodisch, Um die Gaunerei und\oder die ungesetzlichen Geschafte zu prufen und zu verhindern.
Nach einem solcher Prozesse, auf Ihrem der Rechnung waren die verdachtigen Nichtubereinstimmungen gefunden.
Damit die Unbequemlichkeiten, die fur Ihre Rechnung zutreffen, solche wie den Stop oder die Beschrankung zu meiden, bitte, fullen Sie die Form aus, um Ihre personlichen Daten zu prufen.
Damit es zu machen, beladen Sie auch fullen Sie unsere Form aus. Sie konnen sie in der Anlage zum Brief finden.
Berliner Sparkasse
DirektBankService
Postfach 11 08 35
10838 Berlin

Cisco Security analysts examine real-world email traffic data that is collected from over 100,000 contributing organizations worldwide. This data helps provide a range of information about and analysis of global email security threats and trends. Cisco will continue to monitor this threat and automatically adapt systems to protect customers. This report will be updated if there are significant changes or if the risk to end users increases.

Cisco security appliances protect customers during the critical period between the first exploit of a virus outbreak and the release of vendor antivirus signatures. Email that is managed by Cisco and end users who are protected by Cisco Web Security Appliances will not be impacted by these attacks. Cisco security appliances are automatically updated to 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 November 25, 2013. | | 2013-November-26 15:31 GMT
    1 | Cisco Security has detected significant activity on November 25, 2013. | | 2013-November-25 14:38 GMT
    Show Less

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