malware

Pierluigi Paganini August 06, 2023
Security Affairs newsletter Round 431 by Pierluigi Paganini – International edition

A new round of the weekly SecurityAffairs newsletter arrived! Every week the best security articles from Security Affairs are free for you in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press.   Reptile Rootkit employed in attacks against Linux systems in South Korea New PaperCut flaw in […]

Pierluigi Paganini August 05, 2023
Reptile Rootkit employed in attacks against Linux systems in South Korea

Researchers observed threat actors that are using an open-source rootkit called Reptile in attacks aimed at systems in South Korea. Reptile is an open-source kernel module rootkit that was designed to target Linux systems, unlike other rootkits, it also offers a reverse shell. The malware supports port knocking, it opens a specific port on an infected system […]

Pierluigi Paganini August 04, 2023
Malicious packages in the NPM designed for highly-targeted attacks

Researchers discovered a new set of malicious packages on the npm package manager that can exfiltrate sensitive developer data. On July 31, 2023, Phylum researchers observed the publication of ten different “test” packages on the npm package manager that were developed to exfiltrate sensitive developer source code and other confidential information. All of these packages […]

Pierluigi Paganini August 04, 2023
Attackers use dynamic code loading to bypass Google Play store’s malware detections

Threat actors rely on the ‘versioning’ technique to evade malware detections of malicious code uploaded to the Google Play Store. Google Cybersecurity Action Team (GCAT) revealed that threat actors are using a technique called versioning to evade malware detection implemented to detect malicious code uploaded to the Google Play Store. The technique is not new […]

Pierluigi Paganini August 02, 2023
Hackers already installed web shells on 581 Citrix servers in CVE-2023-3519 attacks

Researchers warn that hundreds of Citrix servers have been hacked in an ongoing campaign exploiting the RCE CVE-2023-3519. Security researchers from the non-profit organization Shadowserver Foundation reported that hundreds of Citrix Netscaler ADC and Gateway servers have already been compromised as part of an ongoing campaign exploiting the critical remote code execution (RCE) vulnerability CVE-2023-3519. […]

Pierluigi Paganini August 01, 2023
NodeStealer 2.0 takes over Facebook Business accounts and targets crypto wallets

Researchers spotted a Python variant of the NodeStealer that was designed to take over Facebook business accounts and cryptocurrency wallets. Palo Alto Network Unit 42 discovered a previously unreported phishing campaign that distributed a Python variant of the NodeStealer. The malicious code was designed to take over Facebook business accounts and steal funds from cryptocurrency wallets. Since December […]

Pierluigi Paganini August 01, 2023
US govt is hunting a Chinese malware that can interfere with its military operations

The US government believes that China has deployed malware in key US power and communications networks that can be activated in case of a conflict. American intelligence officials believe China has implanted malware in key US power and communications networks that can be used in case of conflict, reported The New York Times. The US […]

Pierluigi Paganini August 01, 2023
WikiLoader malware-as-a-service targets Italian organizations

Threat actors are targeting Italian organizations with a phishing campaign aimed at delivering a new malware called WikiLoader. WikiLoader is a new piece of malware that is employed in a phishing campaign that is targeting Italian organizations. Threat actors behind the campaign are using WikiLoader to deliver a banking trojan, stealer, and malware such as Ursnif to the […]

Pierluigi Paganini July 31, 2023
Experts discovered a previously undocumented initial access vector used by P2PInfect worm

Cado Security observed a new variant of the P2PInfect worm targets Redis servers with a previously undocumented initial access vector. In July, Palo Alto Networks Unit 42 researchers discovered a new peer-to-peer (P2P) worm called P2PInfect that targets Redis servers running on both Linux and Windows systems. The capability to target Redis servers running on both Linux […]

Pierluigi Paganini July 31, 2023
Experts link AVRecon bot to the malware proxy service SocksEscort

The AVRecon botnet relies on compromised small office/home office (SOHO) routers since at least May 2021. In early July, researchers from Lumen Black Lotus Labs discovered the AVRecon botnet that targets small office/home office (SOHO) routers and infected over 70,000 devices from 20 countries. Threat actors behind the campaign aimed at building a botnet to […]