2012 February Symantec Intelligence Report

Symantec Intelligence Report February 2012Symantec Intelligence 1

February 2012 – Report Highlights Spam – 68.0 percent (a decrease of 1.0 percentage points since January 2011) Phishing – One in 358.1 emails identified as phishing (an increase of 0.01 percentage points since January 2011) Malware – One in 274.0 emails contained malware (an increase of 0.03 percentage points since January 2011) Malicious Web sites – 2,305 Web sites blocked per day (an increase of 9.7 percent since January 2011) New wave of cyber-attacks designed to impersonate the Better Business Bureau Blogs review Best Practices for Enterprises and UsersSymantec Intelligence 2

Spam Rate & Sources 3

Additional Spam MetricsGlobal Spam Categories Size of Spam Messages February January 2011 February January Category Name Message Size 2012 2012 2011 Adult/Sex/Dating 43.0% 22.5% 0Kb – 5Kb 58.6% 55.7% Pharmaceutical 30.5% 38.0% 5Kb – 10Kb 26.1% 30.5% Watches/Jewelry 9.0% 27.5% >10Kb 15.2% 13.8% Weight Loss 4.5% 3.5% Unknown/Other 2.5% 1.5% Software 2.0% 0.5% Spam Attack Vectors Jobs/Recruitments 1.5% 0.5% Malware 1.5% <0.5% Scams/Fraud/419 1.5% 0.5% Unsolicited Newsletters 1.0% 2.5% Casino/Gambling 1.0% 2.0% Phishing 1.0% <0.5% Degrees/Diplomas 0.5% 0.5%Symantec Intelligence 4

Phishing Rate & Sources 5

Additional Phishing Metrics Geographic Location of Phishing Web Sites 6

Additional Phishing Metrics Tactics of Phishing Distribution Organizations Spoofed in Phishing Attacks, by IndustrySymantec Intelligence 7

Email Malware Rate 8

Additional Malware Metrics Frequently Blocked Email-borne Malware Malware Name % Malware Exploit/SpoofBBB 5.22% W32/Bredolab.gen!eml.j 4.62% Exploit/Link-generic-ee68 4.21% Trojan.Bredolab 3.37% Exploit/LinkAliasPostcard-4733 3.05% VBS/Generic 2.25% Exploit/FakeAttach 2.10% Exploit/Link-5434 1.84% Packed.Generic.349 1.68% Trojan.Bredolab!eml-30e2 1.62% NB: 27.4 percent of email-borne malware contained links to malicious Web sitesSymantec Intelligence 9

Web-based Malware Analysis Malware and Spyware Sites Blocked Per Day Web Policy Risks from Inappropriate UseSymantec Intelligence 10

Most Frequently Blocked Malware at the Endpoint Frequently Blocked Malware by Endpoint Security Malware Name1 % Malware WS.Trojan.H 28.05% W32.Sality.AE 4.38% W32.Downadup.B 3.53% W32.Ramnit.B!inf 3.43% W32.Ramnit!html 3.18% Trojan.Maljava 2.92% W32.Ramnit.B 2.80% Trojan.ADH.2 2.39% Trojan.Malscript!html 1.89% Trojan.ADH 1.49% NB: Approximately 17.1 percent of the most frequently blocked malware last month was identified and blocked using generic detection. *For further information on these threats, please visit: http://www.symantec.com/business/security_response/landing/threats.jspSymantec Intelligence 11

Where to next?• Web: – www.symanteccloud.com/intelligence – www.symantec.com/spam – www.symantec.com/alert – www.facebook.com/symantec• Intranet – syminfo.ges.symantec.com/hostedservices• Twitter: – @symantec – @symanteccloud – @threatintelSymantec Intelligence 12

2012 February Symantec Intelligence Report

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