LINUX

Pierluigi Paganini November 18, 2021
Attackers deploy Linux backdoor on e-stores compromised with software skimmer

Researchers discovered threat actors installing a Linux backdoor on compromised e-commerce servers after deploying a credit card skimmer into e-stores. Security researchers from Sansec Threat Research Team discovered a Linux backdoor during an investigation into the compromised of an e-commerce server with a software skimmer. The attackers initially conducted a reconnaissance phase by probing the […]

Pierluigi Paganini November 13, 2021
New evolving Abcbot DDoS botnet targets Linux systems

Qihoo 360’s Netlab detailed a new evolving DDoS botnet called Abcbot with wormable capabilities that targets Linux systems. Researchers from Qihoo 360’s Netlab security team have spotted a new botnet, tracked as Abcbot, that targets Linux systems to launch distributed denial-of-service (DDoS) attacks. The security firm analyzed a total of six versions of the botnet […]

Pierluigi Paganini November 10, 2021
Experts found 14 new flaws in BusyBox, millions of devices at risk

Researchers have identified a total of 14 new vulnerabilities in BusyBox that expose million of Unix-based devices to cyberattacks. Researchers from software development company JFrog and industrial cybersecurity firm Claroty have identified a total of 14 new critical vulnerabilities in BusyBox. The software is used by many network appliances and embedded devices with limited memory […]

Pierluigi Paganini November 04, 2021
Expert found a critical remote code execution bug in Linux Kernel

A critical heap-overflow vulnerability, tracked as CVE-2021-43267, in Linux Kernel can allow remote attackers to takeover vulnerable installs. A SentinelOne researcher discovered a critical remote code execution vulnerability, tracked as CVE-2021-43267, resides in the Transparent Inter Process Communication (TIPC) module of the Linux kernel. The flaw is a critical heap-overflow issue that could lead to […]

Pierluigi Paganini October 29, 2021
ESET found a variant of the Hive ransomware that encrypts Linux and FreeBSD

The Hive ransomware operators have developed a new variant of their malware that can encrypt Linux and FreeBSD. ESET researchers discovered a new Hive ransomware variant that was specifically developed to encrypt Linux and FreeBSD. Researchers at the cybersecurity firm believe that the new encryptors are still under development. Both variants are written in Golang, […]

Pierluigi Paganini October 10, 2021
Previously undetected FontOnLake Linux malware used in targeted attacks

ESET researchers spotted a previously unknown, modular Linux malware, dubbed FontOnLake, that has been employed in targeted attacks. ESET researchers spotted a previously unknown, modular Linux malware, dubbed FontOnLake, that was employed in targeted attacks on organizations in Southeast Asia. According to the experts, modules of this malware family are under development and continuously improved. […]

Pierluigi Paganini September 17, 2021
New Go malware Capoae uses multiple flaws to target WordPress installs, Linux systems

A new malware written in Golang programming language, tracked as Capoae, is targeting WordPress installs and Linux systems. Akamai researchers spotted a new strain of malware written in Golang programming language, dubbed Capoae, that was involved in attacks aimed at WordPress installs and Linux systems.  The malware spread through attacks exploiting known vulnerabilities (i.e. CVE-2020-14882 […]

Pierluigi Paganini September 17, 2021
A new Win malware uses Windows Subsystem for Linux (WSL) to evade detection

Security researchers spotted a new malware that uses Windows Subsystem for Linux (WSL) to evade detection in attacks against Windows machines. Security researchers from Lumen’s Black Lotus Labs have discovered several malicious Linux binaries developed to target the Windows Subsystem for Linux (WSL). Windows Subsystem for Linux (WSL) is a compatibility layer for running Linux […]

Pierluigi Paganini September 15, 2021
OMIGOD vulnerabilities expose thousands of Azure users to hack

OMIGOD – Microsoft addressed four vulnerabilities in the Open Management Infrastructure (OMI) software agent that could expose Azure users to attacks. Recently released September 2021 Patch Tuesday security updates have addressed four severe vulnerabilities, collectively tracked as OMIGOD, in the Open Management Infrastructure (OMI) software agent that exposes Azure users to attack. Below is the list of the […]

Pierluigi Paganini September 14, 2021
Vermilion Strike, a Linux implementation of Cobalt Strike Beacon used in attacks

Researchers discovered Linux and Windows implementations of the Cobalt Strike Beacon developed by attackers that were actively used in attacks in the wild. Threat actors re-implemented from scratch unofficial Linux and Windows versions of the Cobalt Strike Beacon and are actively using them in attacks aimed at organizations worldwide.Cobalt Strike is a legitimate penetration testing tool designed as an attack […]