Scarab ransomware: new variant changes tactics

The Scarab ransomware was discovered in June 2017. Since then, several variants have been created and discovered in the wild. The most popular or widespread versions were distributed via the Necurs botnet and initially written in Visual C compiled. However, after unpacking, we've found that anoth...

Satori Author Linked to New Mirai Variant Masuta

Researchers at NewSky Security say the hacker behind a Mirai malware variant called Satori, also known as Mirai Okiru, is the same hacker behind two new Mirai variants called Masuta and PureMasuta. Based on source code for Masuta malware recently found on the dark web, researchers at NewSky...

New Dridex Variant Emerges With An FTP Twist

A variant of the Dridex banking trojan recently popped up in an email campaign, with an unusual twist: The attackers used compromised FTP sites for hosting malicious documents, according to researchers at Forcepoint. It was a notable departure from the norm of using HTTP links and could represent...

Vegile - Tool for Post exploitation Techniques in Linux

Vegile is a tool for Post exploitation Techniques in linux. Post Exploitation techniques will ensure that we maintain some level of access and can potentially lead to deeper footholds into our targets trusted network. How it works This tool will setting up your backdoor/rootkits when backdoor...

The Many Tentacles of the Necurs Botnet

This post was written by Jaeson Schultz. Introduction Over the past five years the Necurs botnet has established itself as the largest purveyor of spam worldwide. Necurs is responsible for emailing massive amounts of banking malware, ransomware, dating spam, pump-n-dump stock scams, work from hom...

Hackers Exploiting Three Microsoft Office Flaws to Spread Zyklon Malware

Security researchers have spotted a new malware campaign in the wild that spreads an advanced botnet malware by leveraging at least three recently disclosed vulnerabilities in Microsoft Office. Dubbed Zyklon, the fully-featured malware has resurfaced after almost two years and primarily found...

A week in security (January 8 – January 14)

It's very early in the year, yet everyone has already had a complete meltdown pun intended over a number of serious vulnerabilities found in legacy and modern microprocessors. Last week, rightly so, vendors released patches for hardware and OSes to help mitigate these threats. However, problems i...

New Mirai Okiru Botnet targets devices running widely-used ARC Processors

The cybersecurity threat landscape has never been more extensive and is most likely to grow exponentially in 2018. Although the original creators of Mirai DDoS botnet have already been arrested and jailed, the variants of the infamous IoT malware are still in the game due to the availability of i...

LocalTapiola: RCE using bash command injection on /system/images (toimitilat.lahitapiola.fi)

Summary: the "/system/images" URL accepts a Base-64 encoded string, which is in turn used to convert images from the local disk before displaying them to the user. The website fails to validate the user input, allowing arbitrary bash command injection. Description: When surfing the...

Huawei HG532 Router Remote Code Execution(CVE-2017-17215)

A Zero-Day vulnerability CVE-2017-17215 in the Huawei home router HG532 has been discovered by Check Point Researchers, and hundreds of thousands of attempts to exploit it have already been found in the wild. The delivered payload has been identified as OKIRU/SATORI, an updated variant of Mirai...

Satori IoT Botnet Exploits Zero-Day to Zombify Huawei Routers

Although the original creators of the infamous IoT malware Mirai have already been arrested and sent to jail, the variants of the notorious botnet are still in the game due to the availability of its source code on the Internet. Hackers have widely used the infamous IoT malware to quietly amass a...

Huawei Router Vulnerability Used to Spread Mirai Variant

Researchers have identified a vulnerability in a Huawei home router model that is being exploited by an adversary to spread a variant of the Mirai malware called Mirai Okiru, also known as Satori. Researchers at Check Point published a report Thursday, and said the flaw is in Huawei’s router mode...

Hackers Targeting Servers Running Database Services for Mining Cryptocurrency

Security researchers have discovered multiple attack campaigns conducted by an established Chinese criminal group that operates worldwide, targeting database servers for mining cryptocurrencies, exfiltrating sensitive data and building a DDoS botnet. The researchers from security firm GuardiCore...

Details on the Mirai Botnet Authors

Brian Krebs has a long article on the Mirai botnet authors, who pled guilty...

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

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...

This Week in Security News

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. Below you’ll find a quick recap of topics followed by links to news articles and/or our blog posts providing additional insight. Be sure to check back...

Akamai, Mirai, & The FBI

Through the end of 2016, and throughout 2017, multiple Mirai-based botnets targeted multiple Akamai customers. The very first Mirai attack against Akamai was a multi-day barrage, weighing in at a peak of 620/Gbps that sent shockwaves across the Internet. The same botnet would go on to conduct...

Botnets, Breaches, and the End of Defense in Depth: Our 2017 Cybersecurity Predictions in Review

As 2016 closed out, Imperva once again peered into its crystal ball. As usual, there was much to foretell regarding the ever-changing cybersecurity realm in 2017. We’ll be doing the same soon as we look ahead into 2018. But before we do, we like to assess how accurate we were against the...

Mirai IoT Botnet Co-Authors Plead Guilty

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...

Three Hackers Plead Guilty to Creating IoT-based Mirai DDoS Botnet

The U.S. federal officials have arrested three hackers who have pleaded guilty to computer-crimes charges for creating and distributing Mirai botnet that crippled some of the world's biggest and most popular websites by launching the massive DDoS attacks last year. According to the federal court...