Subscribe to RSS Feed

Cloudmark Blog

Intelligence Briefings from the War on Spam

Archive for the ‘7726’ Category

Twenty Years of Spam

Friday, April 11, 2014 by Andrew Conway

April 12th is the 20th anniversary of the first large scale commercial spam – the infamous “Green Card Lawyers” message that was posted to every newsgroup on Usenet News (right). Though there were attempts at spamming starting as early as 1978, they went out to hundreds of users rather than the hundreds of thousands that […]

SMS Phishers Exploit Twilio and 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 […]

Guatemalan scammers taking lessons from Nigeria?

Thursday, February 06, 2014 by Emmet Cassidy

When it comes to exports and Guatemala, we generally think coffee. However, while poring over our Mobile messaging data, we discovered another Guatemalan export: Nigerian-style scam campaigns. Over the past two to three years, mobile phone users in the USA have been receiving SMS messages, originating in Guatemala, informing them that they have won a […]

Snapchat Exploit Leads to 4.6 Million Exposed Records

Friday, January 03, 2014 by Tom Landesman

Snapchat may have had less than a happy New Year thanks to the authors of The site, released on December 31, features approximately 4.6 million Snapchat users’ username, phone number, and area-code-derived geographical region. These records were collected using an exploit published by Gibson Security who has been exploring the undocumented Snapchat API for […]

Maryland Clinic Sends SMS Spam Promoting Obamacare Sign Up

Monday, December 23, 2013 by Andrew Conway

We recently reported on Obamacare related spam in email, but now we are seeing it in the SMS world. We’ve received a number of SMS spam reports to 7726 from Maryland area codes reporting messages like this. The affordable coverage deadline is DEC. 27. Enroll with an [REDACTED] Health specialist: www.[REDACTED].org/g We put your health […]

SMS Spam Reports to 7726 Provide Evidence to Fine UK Spammer

Tuesday, December 17, 2013 by Andrew Conway

We are always happy to see legal action taken against spammers, so it was good to hear from the UK that one of the leading payday loan SMS spammers was facing a fine of £175,000 ($285,000) imposed by the Information Commissioner’s Office. We were even more pleased to see that much of the evidence for […]

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 […]

Rise in iMessage spam related to Luxury Goods

Monday, December 02, 2013 by Mark Stemm

Over the weekend I received my first iMessage spam. Here’s a screenshot of the spam message: After asking around at Cloudmark, lots of other people also received a similar spam message, so we decided to look in Cloudmark’s Spam Reporting Service (SRS) to see if we could quantify the scope of the attack. The Spam […]

A Short Term SMS Spam Attack

Tuesday, October 15, 2013 by Andrew Conway

Some SMS spam attacks are long term – the “Free Gift Card” attack was high volume for about a year before the FTC stepped in with restraining orders, the “We Buy Junk Cars” spammer has been relentlessly texting the inhabitants of South Florida for over two years now, and there is no sign of the […]

“Free iPad” Spammers Move On

Wednesday, September 18, 2013 by Andrew Conway

In March of this year the FTC issued indictments and temporary restraining orders against a number of people and companies who they alleged were sending out SMS spam offering free gift cards, iPads, iPhones, etc. After the indictments, we saw a decline in reports of this sort of spam. According to the allegations in the […]

Learn More About Cloudmark:

Our Products
News and Events
Site Map  •  Privacy Policy  •  ©2002–2014 Cloudmark, Inc.