J2K Security Group

J2K Security Group Soluciones, estrategias y servicios profesionales en seguridad ofensiva, ciberseguridad y seguridad de la información.

Somos una compañía líder en la prestación de servicios profesionales, en la implementación de soluciones y productos de seguridad informática, seguridad ofensiva y seguridad de la información para el sector Corporativo público y privado. Nuestras soluciones están soportadas en alianzas estratégicas con líderes en ciberseguridad, aplicando nuestro slogan “La Protección de su Información, Nuestra Pasión”.

New PsExec spinoff lets hackers bypass network security defenses
15/09/2022

New PsExec spinoff lets hackers bypass network security defenses

Security researchers have developed an implementation of the Sysinternals PsExec utility that allows moving laterally in a network using a less monitored port.

Gamaredon APT targets Ukrainian government agencies in new campaign
15/09/2022

Gamaredon APT targets Ukrainian government agencies in new campaign

A blog from the world class Intelligence Group, Talos, Cisco's Intelligence Group

Webworm Hackers Using Modified RATs in Latest Cyber Espionage Attacks
15/09/2022

Webworm Hackers Using Modified RATs in Latest Cyber Espionage Attacks

Webworm hackers have used customized versions of three older remote access trojans (RATs), including Trochilus, Gh0st, and 9002.

SMBs are hardest-hit by ransomware
15/09/2022

SMBs are hardest-hit by ransomware

Small businesses have become bigger targets, overall incidents are down, and ransomware attacks are declining as demands go unpaid.

Lorenz Ransomware Exploits Bug in Phone Systems
15/09/2022

Lorenz Ransomware Exploits Bug in Phone Systems

The Lorenz ransomware gang was found abusing a critical bug in Mitel MiVoice VOIP devices to breach corporate networks, using their phone systems for initial access. Learn more!

Zero-Day Exploited in BackupBuddy Plugin
15/09/2022

Zero-Day Exploited in BackupBuddy Plugin

Hackers exploited a zero-day vulnerability in BackupBuddy, a WordPress plugin, that allows unauthenticated users to download arbitrary files on the server from the affected site. Know further!

Ransomware Increasingly Using Intermittent Encryption Tactic
15/09/2022

Ransomware Increasingly Using Intermittent Encryption Tactic

Ransomware gangs have resorted to intermittent encryption to encrypt victims’ files and folders faster while evading detection, revealed SentinelLabs. Click to know more!

UnRAR Vulnerability Exploited in the Wild, Likely Against Zimbra Servers
10/08/2022

UnRAR Vulnerability Exploited in the Wild, Likely Against Zimbra Servers

A recently patched UnRAR vulnerability is being exploited in the wild, most likely against Zimbra email servers.

Microsoft: Exchange ‘Extended Protection’ needed to fully patch new bugs
10/08/2022

Microsoft: Exchange ‘Extended Protection’ needed to fully patch new bugs

Microsoft says that some of the Exchange Server flaws addressed as part of the August 2022 Patch Tuesday also require admins to manually enable Extended Protection on affected servers to fully block attacks.

Novel News on Cuba Ransomware aka Greetings From Tropical Scorpius
10/08/2022

Novel News on Cuba Ransomware aka Greetings From Tropical Scorpius

Tropical Scorpius has been deploying Cuba Ransomware using novel tools and techniques, such as a new malware family, ROMCOM RAT.

Dragos Industrial Ransomware Analysis
10/08/2022

Dragos Industrial Ransomware Analysis

Based on our ongoing threat analysis, ransomware groups continue to target industrial organizations & disrupt operational technology (OT) operations in Q2 2022.

Multiple attackers increase pressure on victims, complicate incident response
10/08/2022

Multiple attackers increase pressure on victims, complicate incident response

Sophos’ latest Active Adversary report explores the issue of organizations being hit multiple times by attackers

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