文档介绍：MESSAGELABS INTELLIGENCE
MESSAGELABS INTELLIGENCE
MARCH 2010
The Nature of Cyber Espionage;
Most Malicious File Types
Identified and Encrypted Spam
from Rustock
e to the March edition of the MessageLabs Intelligence
monthly report. This report provides the latest threat trends for
March 2010 to keep you informed regarding the ongoing fight
against viruses, spam and other e content.
REPORT HIGHLIGHTS
Spam – % in March (an increase of percentage
points since February)
Viruses – One in emails in March contained
malware (a decrease of percentage points since
February)
Phishing – One in prised a phishing
attack (a decrease of percentage points since
February)
Malicious websites – 1,919 websites blocked per day (a
decrease of % since February)
% of all malicious domains blocked were new in
March (a decrease of percentage points since
February)
% of all web-based malware blocked was new in
March (an increase of percentage points since
February)
The nature of industrial espionage and targeted attacks
Understanding the most frequently targeted job roles in
targeted attacks
Death by a thousand cuts: Rustock sends more
encrypted spam
REPORT ANALYSIS
The nature of industrial espionage and targeted
attacks
The ultimate aim of a targeted attack is to gain access to
sensitive data or internal systems by targeting specific individuals
panies. They are sent in relatively small volumes
compared with spam and phishing emails, for example, but are
one of the most damaging email threats.
anization that possesses sensitive and valuable data can
be an attractive target.
in f ******@m e ssa
MESSAGELABS INTELLIGENCE
These messages are frequently business-related, or related to some newsworthy event, from
a webmail account or with a spoofed ‘From’ address