Botnet-led DDoS Attacks Are Hitting Record Intensities. Imperva is Mitigating All of Them.

DDoS attacks are usually ranked by the amount of bandwidth involved, such as the 2018 GitHub attack that peaked at 1.35 Terabits per second and is often cited as the largest DDoS attack ever. From Imperva’s long history of successfully mitigating DDoS attacks, we know that the TRUE measure of...

Oracle WebLogic Exploit-fest Continues with GandCrab Ransomware, XMRig

Malicious activity exploiting the recently disclosed Oracle WebLogic critical deserialization vulnerability CVE-2019-2725 is surging. Even though there’s a patch, tens of thousands of vulnerable machines represent an irresistible target for hackers, according to Unit 42 researchers at Palo Alto...

Extinguishing the IoT Insecurity Dumpster Fire

It’s no secret IoT security has been a dumpster fire. Last week, it was reported two million IP security cameras, baby monitors and smart doorbells have serious IoT flaws with no known patches. The list, of course, is added to a long list of IoT nightmares that have been reported over the past fi...

Muhstik Botnet Variant Targets Just-Patched Oracle WebLogic Flaw

UPDATE A variant of the Muhstik botnet has been uncovered in the wild, exploiting a recently-disclosed, dangerous vulnerability in Oracle WebLogic servers. The newfound samples of Muhstik are targeting the recently-patched CVE-2019-2725 in WebLogic servers, and then launching...

New Electrum DDoS botnet steals $4.6M after infecting 152,000 hosts

By Ryan De Souza The majority of the bots are located in Brazil and Peru but the number of victims is constantly increasing across diverse regions. Threat actors who previously targeted cryptocurrency wallets through Distributed Denial of Service DDoS attacks have now launched another malware...

Updated: This DDoS Attack Unleashed the Most Packets Per Second Ever. Here’s Why That’s Important.

Updated April 30, 2019 with new data from an even larger attack. Skip directly to the bottom to learn more. DDoS attacks are usually measured by the amount of bandwidth involved, such as the 1.35 Terabits per second maximum attack directed at GitHub last year, the largest DDoS attack ever at the...

Rapidly Growing Electrum Botnet Infects Over 152,000 Users; Steals $4.6 Million

An ongoing attack against Electrum Bitcoin wallets has just grown bigger and stronger with attackers now targeting the whole infrastructure of the exchange with a botnet of over 152,000 infected users, raising the amount of stolen users' funds to USD 4.6 million. Electrum has been facing cyber...

Malware Infests Popular Pirate Streaming Hardware

You get what you pay for when you pirate content. That’s the takeaway from the latest report by Digital Citizens Alliance. It found that pirating hardware, which enables free streaming copyright-protected content, comes packed with malicious malware. The devices give criminals easy access to rout...

Electrum DDoS botnet reaches 152,000 infected hosts

By Jérôme Segura, Adam Thomas, and S!Ri We have been closely monitoring the situation involving the continued attacks against users of the popular Electrum Bitcoin wallet. Initially, victims were being tricked to download a fraudulent update that stole their cryptocurrencies. Later on, the threat...

Casino Goes All In and Wins Big with Imperva Security

There’s no good time to be hit by ransom-seeking DDoS attackers. For one casino-entertainment provider, the timing was particularly bad — right before one of its largest online poker events in 2016. The casino, which generates multiple billions in revenue per year, leveraged Imperva’s emergency...

ThreatList: Bad Bots Account for a Fifth of All Web Traffic, FinServ Hit the Worst

About a fifth of all web traffic 20.4 percent comes from bad bots, which continue to attack daily in automated offensives on websites, mobile apps and APIs. That’s worse for some verticals, like the banking and finance sector, which was hit the hardest last year. That’s according to the Distil...

Electrum Bitcoin wallets under siege

By Adam Thomas and Jérôme Segura, with additional contributions from Vasilios Hioueras and S!Ri Since at least late December 2018, many users of the popular Electrum Bitcoin wallet have fallen victim to a series of phishing attacks, which we estimate netted crooks well over 771 Bitcoins—an amount...

Preparing the Internet for the Next Mega DDoS Attack

When you think of a distributed denial-of-service DDoS attack at this point in the age of the internet, you might be thinking they’re old news. But when a multi-million-dollar business can be easily taken offline by an unskilled adversary and a $5 rent-a-DDoS service, I would argue that the issue...

The Ping is the Thing: Popular HTML5 Feature Used to Trick Chinese Mobile Users into Joining Latest DDoS Attack

DDoS attacks have always been a major threat to network infrastructure and web applications. Attackers are always creating new ways to exploit legitimate services for malicious purposes, forcing us to constantly research DDoS attacks in our CDN to build advanced mitigations. We recently...

Bots and botnets in 2018

Due to the wide media coverage of incidents involving Mirai and other specialized botnets, their activities have become largely associated with DDoS attacks. Yet this is merely the tip of the iceberg, and botnets are used widely not only to carry out DDoS attacks, but to steal various user...

Next from the printer coming out will be?-- The theory of the UPnP using the status quo and risk-vulnerability warning-the black bar safety net

Earlier this year, Chromecast streaming dongle, Google Home devices and smart TV users are forced to harvest a strip from the youtube PewDiePie channel promotion information. This hijacking is said by the tube top traffic UP the main are a fan of the battle for the thrown. Reported that hackers...

March Release: Q&A with Ari Weil

Shortly after Akamai announced the March 2019 Release with new features and capabilities across its security, performance and media product lines, Akamai's VP of Product Marketing, Ari Weil, took over Akamai's Twitter account for a live March Release Q&A. For those that missed the live event,...

CVE-2019-3871

A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by makin...

ThreatList: DDoS Attack Sizes Drop 85 Percent Post FBI Crackdown

The average size of distributed denial of service DDoS attacks decreased significantly, dropping by 85 percent in the fourth quarter of 2018. Researchers with NexusGuard said in a Tuesday report shared with Threatpost, that the number of DDoS attacks also dipped significantly, sinking by almost 1...

Mirai Variant Adds Dozen New Exploits to Target Enterprise IoT Devices

Security researchers have uncovered a new variant of the infamous Mirai Internet of Things botnet, this time targeting embedded devices intended for use within business environments in an attempt to gain control over larger bandwidth to carry out devastating DDoS attacks. Although the original...