Tag: Sigma

CVE-2022-26134 Detection: Atlassian Confluence Zero-Day Vulnerability
CVE-2022-26134 Detection: Atlassian Confluence Zero-Day Vulnerability

Adversaries launch headline-making attacks against vulnerable Confluence Servers worldwide. Atlassian alerts their users to the security risks associated with an RCE flaw detected in all supported versions of Confluence (Server and Data Center). The bug is tracked as CVE-2022-26134, with the vendor rating it to be of the highest severity level. As of the 3d […]

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CVE-2021-40444 and CVE-2022-30190 Exploit Detection: Cobalt Strike Beacon Delivered in a Cyber-Attack on Ukrainian State Bodies
CVE-2021-40444 and CVE-2022-30190 Exploit Detection: Cobalt Strike Beacon Delivered in a Cyber-Attack on Ukrainian State Bodies

Just two days after the nefarious CVE-2022-30190 aka Follina was revealed, security researchers report in-the-wild attacks leveraging the exploits to target state institutions of Ukraine. On June 2, 2022, CERT-UA issued a heads-up warning of an ongoing campaign spreading Cobalt Strike Beacon malware by exploiting Windows CVE-2021-40444 and CVE-2022-30190 zero-day vulnerabilities, which have been recently in […]

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EnemyBot Malware Detection: IoT Botnet Exploits More Bugs
EnemyBot Malware Detection: IoT Botnet Exploits More Bugs

Keksec, aka Nero and Freakout, the threat actor behind the advanced EnemyBot botnet, is expanding its reach by leveraging more exploits, compromising multiple organizations regardless of their industry vertical. The EnemyBot malware authors took all the best and left behind the obsolete of code used in other botnets such as Gafgyt, Qbot, or Mirai. The […]

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Grandoreiro Banking Malware Detection
Grandoreiro Banking Malware Detection

Banking malware has been a true-and-tried cash cow for adversaries for a long time now. One of such efficient tools in malware distribution campaigns that target the banking sector is a remote-overlay banking trojan Grandoreiro. The trojan was first detected in 2016 (yet, some researchers claim the malware first surfaced in 2017), being used against […]

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SOC Prime Cyber Threats Search Engine Now Includes Comprehensive MITRE ATT&CK® Visualization
SOC Prime Cyber Threats Search Engine Now Includes Comprehensive MITRE ATT&CK® Visualization

Instantly Explore the Latest Trends and Adjust Search Results to Illustrate ATT&CK Tactics and Techniques Most Relevant to Your Threat Profile SOC Prime recently released the industry-first search engine for Threat Hunting, Threat Detection, and Cyber Threat Intelligence allowing InfoSec professionals to discover comprehensive cyber threat information including relevant Sigma rules instantly convertible to 25+ […]

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Fake Proof of Concept (POC) Detection: Cyber-Attacks Targeting the InfoSec Community Exploiting Windows CVE-2022-26809 Flaw to Deliver Cobalt Strike Beacon
Fake Proof of Concept (POC) Detection: Cyber-Attacks Targeting the InfoSec Community Exploiting Windows CVE-2022-26809 Flaw to Deliver Cobalt Strike Beacon

Researchers warn the global InfoSec community of a new malware campaign aimed to spread the infamous Cobalt Strike Beacon malware via fake Proof of Concept (POC) exploits of the newly patched Windows vulnerabilities, including the critical RCE flaw tracked as CVE-2022-26809. The public availability of fake exploits in GitHub raises the stakes exposing millions of […]

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XorDdos Malware Detection: Microsoft Warns of an Alarming Surge of DDoS Attacks Targeting Linux
XorDdos Malware Detection: Microsoft Warns of an Alarming Surge of DDoS Attacks Targeting Linux

In May 2022, Linux-based systems are getting exposed to a number of threats coming from multiple attack vectors. Early this month, the BPFDoor surveillance implant hit the headlines compromising thousands of Linux devices. Another threat targeting Linux systems is looming on the horizon. Microsoft has observed an enormous surge of malicious activity from Linux XorDdos […]

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SYK Crypter Detection: NET. Malware Spreading a Batch of RATs via Discord
SYK Crypter Detection: NET. Malware Spreading a Batch of RATs via Discord

As Discord is gaining extreme popularity among online user communities, with 150 million people using it as of 2021, hackers turn their sights to this chat, VoIP, and digital distribution platform. The possible attack surface is vast and promising, allowing threat actors to abuse Discord for malware distribution and other nefarious actions.  Recently, security researchers […]

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Fileless Malware Detection: AveMariaRAT / BitRAT / PandoraHVNC Attacks
Fileless Malware Detection: AveMariaRAT / BitRAT / PandoraHVNC Attacks

Cybercrooks are targeting Microsoft Windows users with three fileless malware strains used at once in a new phishing campaign. The phishing mail mimics a payment report from a trusted source, with a brief request to view an attached Microsoft Excel document. The file contains weaponized macros and, once launched, drops the malware aimed to steal […]

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Operation RestyLink: Detecting APT Campaign Targeting Japan
Operation RestyLink: Detecting APT Campaign Targeting Japan

Since April 2022 researchers are observing a series of targeted cyber-attacks aimed specifically at Japanese organizations. The campaign, dubbed Operation RestyLink, is believed to be active since at least March 2022, with related malicious activity traced back to October 2021. The exact attribution is currently unclear, but the attack kill chain and its highly-targeted nature […]

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