Author Archives: BrianKrebs

Buyers Beware of Tampered Gift Cards

December 19, 2017

Prepaid gift cards make popular presents and no-brainer stocking stuffers, but before you purchase one be on the lookout for signs that someone may have tampered with it. A perennial scam that picks up around the holidays involves thieves who pull back and then replace the decals that obscure the card’s redemption code, allowing them to redeem or transfer the card’s balance online after the card is purchased by an unwitting customer.

The Market for Stolen Account Credentials

December 18, 2017

Past stories here have explored the myriad criminal uses of a hacked computer, the various ways that your inbox can be spliced and diced to help cybercrooks ply their trade, and the value of a hacked company. Today’s post looks at the price of stolen credentials for just about any e-commerce, bank site or popular online service, and provides a glimpse into the fortunes that an enterprising credential thief can earn selling these accounts on consignment.

Former Botmaster, ‘Darkode’ Founder is CTO of Hacked Bitcoin Mining Firm ‘NiceHash’

December 15, 2017

On Dec. 6, 2017, approximately USD $52 million worth of Bitcoin mysteriously disappeared from the coffers of NiceHash, a Slovenian company that lets users sell their computing power to help others mine virtual currencies. As the investigation into the heist nears the end of its second week, many Nice-Hash users have expressed surprise to learn that the company’s chief technology officer recently served several years in prison for operating and reselling a massive botnet, and for creating and running ‘Darkode,” until recently the world’s most bustling English-language cybercrime forum.

Mirai IoT Botnet Co-Authors Plead Guilty

December 13, 2017

The U.S. Justice Department on Tuesday unsealed the guilty pleas of two men first identified in January 2017 by KrebsOnSecurity as the likely co-authors of Mirai, a malware strain that remotely enslaves so-called “Internet of Things” devices such as security cameras, routers, and digital video recorders for use in large scale attacks designed to knock Web sites and entire networks offline (including multiple major attacks against this site).

Patch Tuesday, December 2017 Edition

December 12, 2017

The final Patch Tuesday of the year is upon us, with Adobe and Microsoft each issuing security updates for their software once again. Redmond fixed problems with various flavors of Windows, Microsoft Edge, Office, Exchange and its Malware Protection Engine. And of course Adobe’s got another security update available for its Flash Player software.

Phishers Are Upping Their Game. So Should You.

December 7, 2017

Not long ago, phishing attacks were fairly easy for the average Internet user to spot: Full of grammatical and spelling errors, and linking to phony bank or email logins at unencrypted (http:// vs. https://) Web pages. Increasingly, however, phishers are upping their game, polishing their copy and hosting scam pages over https:// connections — complete with the green lock icon in the browser address bar to make the fake sites appear more legitimate.

Anti-Skimmer Detector for Skimmer Scammers

December 5, 2017

Crooks who make and deploy ATM skimmers are constantly engaged in a cat-and-mouse game with financial institutions, which deploy a variety of technological measures designed to defeat skimming devices. The latest innovation aimed at tipping the scales in favor of skimmer thieves is a small, battery powered device that provides crooks a digital readout indicating whether an ATM likely includes digital anti-skimming technology.

Hacked Password Service Leakbase Goes Dark

December 4, 2017

Leakbase, a Web site that indexed and sold access to billions of usernames and passwords stolen in some of the world largest data breaches, has closed up shop. A source close to the matter says the service was taken down in a law enforcement sting that may be tied to the Dutch police raid of the Hansa dark web market earlier this year.

Former NSA Employee Pleads Guilty to Taking Classified Data

December 2, 2017

A former employee for the National Security Agency pleaded guilty on Friday to taking classified data to his home computer in Maryland. According to published reports, U.S. intelligence officials believe the data was then stolen from his computer by hackers working for the Russian government.

Carding Kingpin Sentenced Again. Yahoo Hacker Pleads Guilty

December 1, 2017

Roman Seleznev, a Russian man who is already serving a record 27-year sentence in the United States for cybercrime charges, was handed a 14-year sentence this week by a federal judge in Atlanta for his role in a credit card and identity theft conspiracy that prosecutors say netted more than $50 million. Separately, a Canadian national has pleaded guilty to charges of helping to steal more than a billion user account credentials from Yahoo.