Ultrasonic Beacons Are Tracking Your Every Movement

More than 200 Android mobile applications listen surreptitiously for ultrasonic beacons embedded in audio that are used to track users and serve them with targeted advertising. Academics from Technische Universitat Braunschweig in Germany recently published a paper in which they describe their...

Low Risk Threat: DDoS Extortion Letters

Summary Adversaries calling themselves the Lizard Squad have been sending businesses extortion letters, demanding payment in bitcoin to prevent a Distributed Denial of Service DDoS or other attack against their applications. These letters have been sent to businesses across the globe and across...

Locky Ransomware Roars Back to Life Via Necurs Botnet

Cybercriminals behind the Locky ransomware and Necurs botnet are back in business. Last Friday researchers spotted both delivering nearly 35,000 emails in just a few hours, the first major Locky campaign researchers have seen in months, according to Cisco Talos. Researchers warn the latest Locky...

Apache Struts 2 Exploits Installing Cerber Ransomware

Attackers are attempting to exploit the recent Apache Struts vulnerability on Windows servers and the payload is a variant of the Cerber ransomware. The SANS Internet Storm Center on Thursday said it has seen numerous attempts during the past month to exploit the vulnerability in this way. The fl...

We asked 170 cyber security pros about ransomware. Here’s what they had to say.

The first week of January, my daughter called to say she couldn’t get into her college website to make changes to her spring schedule. Assuming servers were probably struggling to keep up with increased traffic, I told her to keep trying. However, it soon became apparent what the issue was. An...

Police Arrest Man Potentially Linked to Group Threatening to Wipe Millions Of iPhones

The British authority has reportedly arrested a 20-years-old young man – potentially one of the member of a cyber criminal gang 'Turkish Crime Family' who threatened Apple last week to remotely wipe data from millions of iOS devices unless Apple pays a ransom of $75,000. The UK's National Crime...

CVE-2017-7250

A Cross-Site Scripting XSS was discovered in Gazelle before 2017-03-19. The vulnerability exists due to insufficient filtration of user-supplied data action passed to the 'Gazelle-master/sections/tools/finances/bitcoinbalance.php' URL. An attacker could execute arbitrary HTML and script code in a...

CVE-2017-7250

A Cross-Site Scripting XSS was discovered in Gazelle before 2017-03-19. The vulnerability exists due to insufficient filtration of user-supplied data action passed to the 'Gazelle-master/sections/tools/finances/bitcoinbalance.php' URL. An attacker could execute arbitrary HTML and script code in a...

GreenAddress Bitcoin Wallet - BSD license, Customized SSL, Insecure KeyStore vulnerabilities

HackApp vulnerability scanner discovered that application GreenAddress Bitcoin Wallet published at the 'play' market has multiple vulnerabilities...

Bitcoin Wallet - BSD license, Dangerous filesystem permissions, LGPL license vulnerabilities

HackApp vulnerability scanner discovered that application Bitcoin Wallet published at the 'play' market has multiple vulnerabilities...

Hacker Selling Over 1 Million Decrypted Gmail and Yahoo Passwords On Dark Web

Hardly a day goes without headlines about any significant data breach. In past year, billions of accounts from popular sites and services, including LinkedIn, Tumblr, MySpace, Last.FM, Yahoo!, VK.com were exposed on the Internet. Now, according to the recent news, login credentials and other...

Open Databases a Juicy Extortion Target

Recent attacks against insecure MongoDB, Hadoop and CouchDB installations represent a new phase in online extortion, born from ransomware’s roots with the promise of becoming a nemesis for years to come. “These types of attacks have grown from ones of opportunity to full-scale automated and...

Over 70% of Washington DC's CCTV Were Hacked Before Trump Inauguration

Just days before the inauguration of President Donald Trump, cyber criminals infected 70 percent of storage devices that record data from feds surveillance cameras in Washington D.C. in a cyber attack. Any guess, What kind of virus could have hit the storage devices? Once again, the culprit is...

Ransomware Hijacks Hotel Smart Keys to Lock Guests Out of their Rooms

What's the worst that could happen when a Ransomware hits a Hotel? Recently, hundreds of guests of a luxurious hotel in Austria were locked in or out of their rooms when ransomware hit the hotel's IT system, and the hotel had no choice left except paying the attackers. Today, we are living in a...

AlphaBay Dark Web Marketplace Hacked; Exposes Over 200,000 Private Messages

AlphaBay, possibly the largest active dark web marketplace at the moment, has paid a hacker after he successfully exploited vulnerabilities in the internal mailing system of the website and hijacked over 200,000 private unencrypted messages from several users. The hacker, using the pseudonym...

Sage and Satan Ransomware, Double Trouble

A spam campaign known for spreading the Cerber ransomware has changed its payload just as a new ransomware-as-a-service offering popped up. While the two happenings aren’t related, they are an indicator of the relentless development and investment continuing around ransomware, and the ongoing...

Denial Of Service (DoS)

bitcoin-ruby is vulnerable to denial of service DoS attacks. A malicious user can cause a denial of service by repeatedly sending the last few packets to the server...

Denial Of Service (DoS)

bitcoin-ruby is vulnerable to denial of service DoS attacks. There is a flaw in the Merkle hash implementation that Bitcoin uses to calculate the Merkle root in a block header. Block hash collisions can easily be made by duplicating transactions in the Merkle tree. A record collision would preven...

Los Angeles College Pays Hackers $28,000 Ransom To Get Its Files Back

Ransomware has turned on to a noxious game of Hackers to get paid effortlessly. Once again the heat was felt by the Los Angeles Valley College LAVC when hackers managed to infect its computer network with ransomware and demanded US$28,000 payment in Bitcoins to get back online. The cyber-attack...

Over 27,000 MongoDB Databases Held For Ransom Within A Week

The ransomware attacks on poorly secured MongoDB installations have doubled in just a day. A hacker going by the handle Harak1r1 is accessing, copying and deleting unpatched or badly-configured MongoDB databases and then threatening administrators to ransom in exchange of the lost data. It all...