Threat Outbreak Alert: Fake SMS Picture Notification E-mail Messages on December 4, 2012
IntelliShield: Threat Outbreak Alert
2012 December 01 03:29 GMT
2012 December 05 14:59 GMT
Cisco Security Intelligence Operations has detected significant activity on December 4, 2012.
Cisco Security Intelligence Operations has detected significant activity related to spam e-mail messages that claim to contain a picture for the recipient. The text in the e-mail message attempts to persuade the recipient to open the attachment to view the picture. However, the attachment contains a malicious .cpl file that, when executed, attempts to infect the system with malicious code.
E-mail messages that are related to this threat (RuleID4847KVR, RuleID4847KVR_1, RuleID4847KVR_2, RuleID4847KVR_3, RuleID4847KVR_4, and RuleID4847KVR_5) may contain the following file(s):
The file DSC0702711.cpl has a file size of
118,784 bytes. The MD5 checksum, which is a unique identifier of the
executable, is the following string: 0xD2E4AEA90872E5A9EFAF57BF87298973.
The DSC0600212.cpl file in the DSC0600212.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0x4E18E8195B13F2F42AEC0C3CDD9833DC.
The DSC0500212.cpl file in the DSC0500212.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0xB1543B5A2B8097A0AFDED07D897DF7AC.
The DSC0100212.cpl file in the DSC0100212.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0xBFB776BCB3FD21489C9AD1E77C738065.
The DSC0300212.cpl file in the DSC0300212.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0x7A02A9DE83FB13CFD9E8E41303759434.
A variant ofDSC0100212.cpl file in the DSC0100212.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0x0ACCF924F6FBB966E26390C959D15DAC.
The DSC0900212.cpl file in the DSC0900212.zip attachment has a file size of 118,784 bytes. The MD5 checksum is the following string: 0x4DB6A259426E6F0B64CBBBCAFB9AEFFC
The following text is a sample of the e-mail message that is associated with this threat outbreak:
Subject: Receive SMS From 81319067
Foto Mensagem recebida.
From: Number ID 81319067 TIM Brasil
Usuário ID 81319067 lhe envio um TIM - Foto Mensagem visualizar.
Authentication codec: 041798FEEFADC5A923F06048246AB516C84812E66F6A50746B0B38587482EF6
No virus found in this incoming message.
Checked by TIM ORG
Version: 7.5.476 / Virus Database: 269.9.6/866 - Release
Security Intelligence Operations analysts examine real-world e-mail
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 e-mail 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 Virus Outbreak Filters protect customers during the
critical period between the first exploit of a virus outbreak and the
release of vendor antivirus signatures. E-mail that is managed by Cisco
and end users who are protected by Cisco web security
appliances will not be impacted by these attacks. Cisco appliances are automatically updated to prevent both spam e-mail and
hostile web URLs from being passed to the end user.
LEGAL DISCLAIMER The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.