mariposa

Report: 95 percent of all e-mail is spam

Spam accounted for 95 percent of all e-mail sent worldwide during the third quarter, according to a report released today.

Panda Security's third-quarter report (PDF) also found that 50 percent of all spam came from 10 countries, with India, Brazil, and Russia as the top three sources. The U.S. came in No. 8, while the U.K. dropped off the list. Much of the spam that invades in-boxes comes from botnets that hijack computers whose owners don't realize their PCs have been infected, the report noted.

Trojans now are responsible for 55 percent of all malware threats, … Read more

Report: Memory card exposed 3,000 phones to virus

Vodafone has discovered that malware found on several it distributed came from the memory cards, which were shipped in about 3,000 HTC and other phones, according to a published report.

Spanish language blog Movil Zona reported that Vodafone said it was immediately sending new memory cards to people who bought phones using those cards.

After malware related to the Mariposa botnet was discovered on a second HTC Magic phone from Vodafone this week, a Vodafone spokesperson issued a statement to CNET on Thursday saying it was a "local incident in Spain."

In response to questions about the … Read more

Malware found on second Vodafone HTC Magic

When Panda Security found malware on a brand new Android-based Vodafone HTC Magic earlier this month, Vodafone said it was an "isolated local incident." Now, a second phone has been found harboring malware, including a program that turns infected machines into zombies as part of the Mariposa credit card and bank log-in-stealing botnet, according to Spain-based PandaLabs.

After hearing about PandaLabs' discovery, an employee at another Spanish security company, S21Sec, checked his recently acquired HTC Magic and found the Mariposa malware lurking on it, according to a PandaLabs blog post on Wednesday.

"This guy had also purchased … Read more

Breaking the Mariposa botnet (Q&A)

At its height, the Mariposa botnet consisted of about 13 million computers in 190 countries. A joint operation by researchers from Canadian security firm Defence Intelligence and Spain's PandaLabs, in conjunction with the FBI and the Guardia Civil, led to the arrest of three men in Spain earlier this month in connection with the Mariposa botnet.

The men, who had no specific computer training, are believed to have played a part in operating the command-and-control servers for the botnet, according to PandaLabs' technical director Luis Corrons, who spoke to ZDNet UK about Mariposa following the arrests.

When did security … Read more

Spain arrests three accused of running huge botnet

Authorities in Spain have arrested three men accused of operating a massive botnet composed of 12.7 million PCs that stole credit card and bank log-in data and infected computers in half of the Fortune 1,000 companies and more than 40 banks, according to published reports.

The botnet "Mariposa," which means butterfly in Spanish, first appeared in December 2008 and grew to be one of the largest botnets ever, The Associated Press reported. It spread the Butterfly worm via removable drives, MSN Messenger, and peer-to-peer programs and targets Windows XP and older systems.

Unlike many underground hackers, … Read more