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Executive SummaryWhen reviewing a packet capture (pcap) of suspicious activity, security professionals may need to export objects from the pcap for a closer examination. This tutorial offers tips on how to export malware and other types of objects from a pcap.…
Sonatype has identified multiple open source packages named sniperv1, sniperv2, among others that infect npm developers with a Windows info-stealer and crypto-stealer called ‘Bladeroid.’…
With enterprise applications defaulting to cloud infrastructure, application security testing increasingly resembles penetration testing across an distributed attack surface area of the application — a similarity that is opening new markets for penetration-testing-as-a-service (PTaaS).
Rather than focusing on the edges of the network, PTaaS providers are focusing on cloud applications, which typically have three vectors of vulnerability: the application itself, the interconnections between applications, and the way the application changes over time.…
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Executive SummaryWe recently found a new Linux variant of Bifrost (aka Bifrose), showcasing an innovative technique to evade detection. It uses a deceptive domain, download.vmfare[.]com, which mimics the legitimate VMware domain. This latest version of Bifrost aims to bypass security measures and compromise targeted systems.…
Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These #StopRansomware advisories include recently and historically observed tactics, techniques, and procedures (TTPs) and indicators of compromise (IOCs) to help organizations protect against ransomware.…
https://web-check.xyz/
Supported Checks IP Info SSL Chain DNS Records Cookies Crawl Rules Headers Quality Metrics Server Location Associated Hosts Redirect Chain TXT Records Server Status Open Ports Traceroute Carbon Footprint Server Info Whois Lookup Domain Info DNS Security Extensions Site Features HTTP Strict Transport Security DNS Server Tech Stack Listed Pages Security.txt…Bitdefender Labs recently helped with an investigation that unfortunately aligns with two key predictions we made for 2024: the rapid rise of opportunistic ransomware and the growing risk of coordinated attacks. This ransomware attack was coordinated and impacted two separate companies simultaneously.…
Published On : 2024-02-23
EXECUTIVE SUMMARYAt CYFIRMA, we are dedicated to providing current insights into prevalent threats and strategies utilized by malicious entities, targeting both organizations and individuals. This in-depth examination focuses on the proliferation of Xeno RAT; an intricately designed malware, crafted with advanced functionalities, conveniently accessible at no cost on GitHub.…
Authors: Tejaswini Sandapolla, Shilpesh Trivedi
The 8220 Gang, a notorious Chinese-based threat actor group, has once again surfaced in the spotlight with a renewed assault on cloud based infrastructure. This latest campaign, unfolding from May 2023 through February 2024, showcases the gang’s strategic pivot towards more sophisticated tactics and techniques, targeting both Linux and Windows platforms.…
Sophos X-Ops is tracking a developing wave of vulnerability exploitation targeting unpatched ConnectWise ScreenConnect installations. This page provides advice and guidance for customers, researchers, investigators and incident responders. This information is based on observation and analysis of attacks by SophosLabs, Sophos Managed Detection and Response (MDR) and Sophos Incident Response (IR), in which the ScreenConnect client or server was involved.…
Quasar is a legitimate remote administration tool that has become popular among threat actors due to its range of capabilities and availability in open source. This blog details how Darktrace detected this tool without using signatures and how Darktrace RESPOND can be configured to block its malicious usage.…
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Executive SummaryDynamic-link library (DLL) hijacking is one of the oldest techniques that both threat actors and offensive security professionals continue to use today. DLL hijacking is popular because it grants threat actors a stealthy way to run malware that can be very effective at evading detection.…
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Executive SummaryFeb. 13, 2024, ConnectWise was notified of two vulnerabilities impacting their remote desktop software application ScreenConnect. These vulnerabilities were first reported through their vulnerability disclosure channel in the ConnectWise Trust Center.
Feb. 19, 2024, ConnectWise publicly disclosed the vulnerabilities in a security bulletin.…
Summary
According to BleepingComputer, a ransomware attack that occurred starting 0n February 11 forced 100 hospitals across Romania to take their systems offline. BackMyData ransomware, which took credit for it, belongs to the Phobos family. The malware embedded an AES key that is used to decrypt its configuration containing whitelisted extensions, files, and directories, a public RSA key that is used to encrypt AES keys used for files’ encryption, and other information.…