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Stealthy DDoS attacks distract from more destructive security threats

The greatest DDoS risk for organisations is the barrage of short, low volume attacks which mask more serious network intrusions. Despite several headline-dominating, high-volume DDoS attacks over the past year, the vast majority (98%) of the DDoS attack attempts against Corero customers during Q1 2017 were less than 10 Gbps per second in volume. In addition, almost three quarters (71%) of the attacks mitigated by Corero lasted 10 minutes or less. Due to their small … More ?

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Stealthy DDoS attacks distract from more destructive security threats

8 RCE, DoS holes in Microsoft Malware Protection Engine plugged

After the discovery and the fixing of a “crazy bad” remote code execution flaw in the Microsoft Malware Protection Engine earlier this month, now comes another MMPE security update that plugs eight flaws that could lead to either remote code execution or to denial of service. Given that the Microsoft Malware Protection Engine powers a number of Microsoft antimalware software, DoS vulnerabilities should be considered serious, since a successfully exploited vulnerability could prevent the MMPE … More ?

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8 RCE, DoS holes in Microsoft Malware Protection Engine plugged

Bondnet botnet goes after vulnerable Windows servers

A botnet consisting of some 2,000 compromised servers has been mining cryptocurrency for its master for several months now, “earning” him around $1,000 per day. GuardiCore researchers first spotted it in December 2016, and have been mapping it out and following its evolution since then. The’ve dubbed it Bondnet, after the handle its herder uses online (“Bond007.01”). Compromised Windows servers serve different functions Bondnet’s main reason of being is the mining of cryptocurrencies: primarily Monero, … More ?

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Bondnet botnet goes after vulnerable Windows servers

Malware Hunter: Find C&C servers for botnets

Recorded Future and Shodan released Malware Hunter, a specialized crawler for security researchers that explores the Internet to find computers acting as remote access trojan (RAT) command and control centers. What Malware Hunter does Malware Hunter unearths computers hosting RAT controller software that remotely controls malware-infected computers and instructs them to execute malicious activities such as recording audio, video, and keystrokes on a victim’s machine. Using command and control servers, attackers can launch widescale attacks … More ?

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Malware Hunter: Find C&C servers for botnets

Alleged Kelihos botmaster indicted

36-year-old Pyotr Levashov was charged on Friday in the US with one count of causing intentional damage to a protected computer, one count of conspiracy, one count of accessing protected computers in furtherance of fraud, one count of wire fraud, one count of threatening to damage a protected computer, two counts of fraud in connection with email and one count of aggravated identity theft. Levashov stands accused of controlling and operating the Kelihos botnet to, … More ?

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Alleged Kelihos botmaster indicted

Hajime IoT worm infects devices to head off Mirai

Mirai is the name of the worm that has taken control of many IoT devices around the world and used them to mount DDoS attacks, the most high-profile of which was directed against US-based DNS provider Dyn and resulted in many websites and online services being inaccessible for hours on end. Its source code was leaked by the author, which lead to the creation of more botnets, and an increased fear that we’ll soon witness … More ?

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Hajime IoT worm infects devices to head off Mirai

How the Necurs botnet influences the stock market

After a three-months-long partial hiatus, the Necurs botnet is back to flinging spam emails left and right. But unlike before the break, when it was mostly delivering the infamous Locky ransomware or the Dridex banking Trojan, the botnet is now engaged in distributing emails with no malicious attachment or link. According to Cisco Talost researchers, the botnet has been spotted firing off short-lasting but sizeable bursts of penny stock pump-and-dump emails. Necurs botnet’s latest campaign … More ?

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How the Necurs botnet influences the stock market

185,000+ vulnerable Wi-Fi cameras just waiting to be hijacked

A generic wireless camera manufactured by a Chinese company and sold around the world under different names and brands can be easily hijacked and/or roped into a botnet. The flaw that allows this to happen is found in a custom version of GoAhead, a lightweight embedded web server that has been fitted into the devices. This and other vulnerabilities have been found by security researcher Pierre Kim, who tested one of the branded cameras – … More ?

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185,000+ vulnerable Wi-Fi cameras just waiting to be hijacked

DDoS attacks increasingly form blended attacks of more vulnerabilities

DDoS attacks increasingly formed blended attacks of four or more vulnerabilities over the course of the fourth quarter of 2016, with an intent to overload targeted monitoring, detection and logging systems, according to Nexusguard. Hybrid attacks were a common attack pattern against financial and government institutions. DDoS botnet activity: Top attacking countries The supersized Mirai attack from Q3 set the stage for Q4 challenges, resulting in a ripple of botnets from connected devices and the … More ?

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DDoS attacks increasingly form blended attacks of more vulnerabilities

Review: DNS Security

About the authors Allan Liska is a Consulting Systems Engineer at FireEye, and Geoffrey Stowe is an Engineering Lead at Palantir Technologies. Inside DNS Security: Defending the Domain Name System DNS security is a topic that rarely comes up, and when it does, it’s usually after an attack or breach disruptive enough to merit a mention in the news. Last year’s DDoS attack against US-based DNS provider Dyn was one of those, but it isn’t … More ?

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Review: DNS Security