97 matches found
A week in security (November 4 – November 10)
Last week on Malwarebytes Labs, we announced the launch of Malwarebytes 4.0, tackled data privacy legislation, and explored some of the ways robocalls come gunning for your data and your money. We also laid out the steps involved in popular vendor email compromise attacks. Other cybersecurity new...
A week in security (October 28 – November 3)
Last week on Malwarebytes Labs, we celebrated the birth of the Internet 50 years ago, highlighted reports about the US Federal Trade Commission FTC filing a case against stalkerware developer Retina-X, issued a PSI on disaster donation scams, looked at the top cybersecurity challenged SMBs face,...
Phorpiex Botnet Shifts Gears From Ransomware to Sextortion
A recent wide-scale campaign indicates that a decade-old botnet is shifting gears from distributing ransomware to delivering millions of sextortion threats to innocent recipients. Worse, researchers say that the botnet’s spam campaign can affect up to 27 million potential victims. The botnet,...
Phorpiex Botnet Sending Out Millions of Sextortion Emails Using Hacked Computers
A decade-old botnet malware that currently controls over 450,000 computers worldwide has recently shifted its operations from infecting machines with ransomware or crypto miners to abusing them for sending out sextortion emails to millions of innocent people. Extortion by email is growing...
Phorpiex Botnet Sending Out Millions of Sextortion Emails Using Hacked Computers
A decade-old botnet malware that currently controls over 450,000 computers worldwide has recently shifted its operations from infecting machines with ransomware or crypto miners to abusing them for sending out sextortion emails to millions of innocent people. Extortion by email is growing...
Sextortionists Get Past Defenses with Cryptocurrency Shift
A sextortion campaign is making the rounds that attempts to evade detection by demanding payment in cryptocurrencies other than Bitcoin. Sextortion operators typically send emails out claiming to have harvested webcam footage or browser histories related to adult content from the recipient’s...
15,000 webcams vulnerable to attack: how to protect against webcam hacking
Webcams may have been around for a long time, but that doesn’t mean we know what we’re doing with them. Webcam hacking has been around for equally as long, yet new research from Wizcase indicates that more than 15,000 private, web-connected cameras are exposed and readily accessible to the genera...
Spam and phishing in Q2 2019
Quarterly highlights Spam through Google services In the second quarter of 2019, scammers were making active use of cloud-based data storage services such as Google Drive and Google Storage to hide their illegal content. The reasoning behind this is simple: a link from a legitimate domain is seen...
A week in security (August 19 – 25)
Last week on Malwarebytes Labs, we reported on the presence of Magecart on a type of poker software; outlined how the Key Negotiation of Bluetooth KNOB attack works; followed the money on a Bitcoin sextortion campaign; looked back at DEF CON 27; and reported on continuing ransomware attacks on...
The lucrative business of Bitcoin sextortion scams (updated)
Update 2019-09-04: A new wave of sextortion emails purporting to have originated from a group of hackers called ChaosCC—a play on the legitimate European white hat hacking community, Chaos Computer Club CCC—has recently caught the attention of the security world. Below is a sample email we captur...
A week in security (August 5 – 11)
Last week on Malwarebytes Labs, we explained how brain-machine interface BMI technology could usher in a world of Internet of Thoughts, why having backdoors is problematic, and how we can improve the security of our smart homes. To cap off Hacker Summer Camp week, the Labs team released a special...
A week in security (June 10 – 16)
Last week on Malwarebytes Labs, we revealed to readers the mindset of security pros as to why they lack confidence in their ability to prevent their organizations getting breached. We also reported on Maine Governor Janet Mills implementing the state’s own privacy protections, how Apple can bette...
A week in security (April 29 – May 5)
Last week on Labs we discussed the possible exit scam of dark net market Wall Street Market, how the Electrum DDoS botnet reaches 152,000 infected hosts, we looked at the sophisticated threats plague ailing healthcare industry, a mysterious database that exposed personal information of 80 million...
This Week in Security News: Phishing Attacks and Ransomware
Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, learn about schemes used in phishing and other email-based attacks. Also, learn how ransomware continues to make a significant impact in the...
A week in security (April 8 – 14)
Last week on Labs, we said hello to Baldr, a new stealer on the market, we wondered who is managing the security of medical management apps, discussed the different perceptions of personal information, and we looked at fake Instagram assistance apps found on Google Play that are stealing password...
Sextortion profits decline despite higher volume, new techniques
Post authored by Nick Biasini and Jaeson Schultz. Sextortion spammers continue blasting away at high volume. The success they experienced with several high-profile campaigns last year has led these attackers to continue transmitting massive amounts of sextortion email. These sextortion spammers...
A week in security (February 11 – 17)
Last week on Malwarebytes Labs we discussed the return of the Sextortion Bitcoin scams, we gave you an early overview of the exploit kits in the winter of 2019, we talked about the destruction of VFEmail service, for consumers we discussed whether you should remove yourself from social media, for...
Sextortion Bitcoin scam makes unwelcome return
Heads up: a particularly nasty sextortion Bitcoin scam from at least the middle of 2018 is making the rounds once again. The scam involves making use of old breach dumps, then emailing someone from the list and reminding them of their old password. When something lands in your mailbox with “Hey,...
Bomb Threat, Sextortion Spammers Abused Weakness at GoDaddy.com
Two of the most disruptive and widely-received spam email campaigns over the past few months -- including an ongoing sextortion email scam and a bomb threat hoax that shut down dozens of schools, businesses and government buildings late last year -- were made possible thanks to an authentication...
Newsmaker Interview: Troy Mursch on Top Botnet Trends
Botnet activity saw a healthy amount of dynamism in 2018. There were new types of devices being targeted, such as carrier-grade MikroTik hardware; and, there was also a host of new types of criminal activity surfacing making the point that botnets aren’t just for DDoS anymore. New types of...