Archive for the ‘Phishing’ Category

Celebrity Nudes and iCloud Phishing

Thursday, September 11, 2014 by Andrew Conway

The recent leak of celebrities personal photographs demonstrates just how weak our defenses are against determined attackers. From the internal evidence and the chatter on 4chan and Reddit, it does not look as if this was the result of a single attack or a single hacker. Various sources say that there was a ring of […]

Apple SMS phishing and the iCloud

Tuesday, July 22, 2014 by Andrew Conway

Just last night, I upgraded my Mac Air to the latest release of OSX. The upgrade did not go as smoothly as most. When rebooting, my computer hung for a couple of hours with the screen saying Restarting . When I finally got bored with this and held down the power key for a hard […]

Cloudmark’s 2014 Q2 Global Messaging Threat Report

Wednesday, July 16, 2014 by Tom Landesman

Spammers and attackers in both email and SMS were quick to redouble their efforts this quarter. In our 2014 Q2 Global Messaging Threat Report, we take a look at some of these various new trends popping up around the world. Comically, email phishers were quick to exploit the Heartbleed exploit without using the exploit. Deploying […]

Cruises and Stolen Tax Returns in the Windy City

Monday, June 16, 2014 by Tom Landesman

We’ve seen an interesting shift in Chicago’s SMS spam over the past few months. At the start of 2014, up until mid-April, bank phishing attempts had been the dominate flavor of SMS sent unsolicited to phones in the city. However, Floridian Cruise spam has taken a big jump in numbers this spring. So far this […]

Go Phish, for Bank Cards

Tuesday, February 25, 2014 by Tom Landesman

With the New Year, it appears SMS scammers in the U.S. have taken a renewed interest in bank and account phishing mobile users. In January alone, more than half of all SMS spam reported via the GSMA Spam Reporting Service within the US were phishing attempts. From targeting prepaid debit cards for Child Support Recipients […]

SMS Phishers Exploit Twilio and ow.ly to Steal Mobile Account Logins

Thursday, February 13, 2014 by Mike Acar

Via the GSMA Spam Reporting Service, we’ve been receiving reports of an SMS phishing attack aimed at the customers of several large mobile providers in the US. And in an unusual twist, the phishers are trying to evade anti-abuse services by showing their malicious content only to mobile users. More than a quarter of a million mobile users. The […]

Will Yahoo Mail data be used for Phishing?

Friday, January 31, 2014 by Angela Knox

Yahoo Mail announced a security attack yesterday where they observed hackers had been logging into peoples’ Yahoo email accounts using usernames and passwords that appeared to come from a third party who had access to this information. A Yahoo news article said that “A malicious computer program armed with Yahoo Mail passwords and usernames apparently […]

Cloudmark’s 2013 Annual Global Messaging Threat Report

Thursday, January 30, 2014 by Tom Landesman

As the Chinese New Year rings in the year of the Horse, we’re also excited to announce the release of our 2013 Annual Global Messaging Threat Report. Looking back at the year, we discuss the evolving realm of highly targeted, regional SMS spam campaigns, spammers’ preference for financial themes, Apple iMessage abuse, dramatic increases in […]

Mobile Spam Trends Analysis for New York City

Friday, December 06, 2013 by Tom Landesman

Spammers are in a New York state of mind. The 917 area code was in the top 20 area codes that received the highest volume of spam this year. The volume of SMS spam peaked in September, with 917 hitting the 5th spot in the nation. The area code, which encompasses all five boroughs, beat […]

From Cradle to Grave: Targeting Child Support and Social Security with Area Codes

Friday, September 13, 2013 by Tom Landesman

In 2013, we’ve seen spammers up the SMS spam ante using a potent combination of older methods. One of the techniques is to focus on specific area codes for a better return on investment (ROI). Honing in on specific area codes is by no means a new technique, but there are some interesting twists this […]

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