Ransomware Gangs Exploiting Windows Print Spooler Vulnerabilities

Ransomware operators such as Magniber and Vice Society are actively exploiting vulnerabilities in Windows Print Spooler to compromise victims and spread laterally across a victim's network to deploy file-encrypting payloads on targeted systems. "Multiple, distinct threat actors view this...

Attackers use Morse code, other encryption methods in evasive phishing campaign

Cybercriminals attempt to change tactics as fast as security and protection technologies do. During our year-long investigation of a targeted, invoice-themed XLS.HTML phishing campaign, attackers changed obfuscation and encryption mechanisms every 37 days on average, demonstrating high motivation...

Attackers use Morse code, other encryption methods in evasive phishing campaign

Cybercriminals attempt to change tactics as fast as security and protection technologies do. During our year-long investigation of a targeted, invoice-themed XLS.HTML phishing campaign, attackers changed obfuscation and encryption mechanisms every 37 days on average, demonstrating high motivation...

Mitsubishi Electric MELSEC iQ-R series 访问控制错误漏洞

The Mitsubishi Electric MELSEC iQ-R series is a programmable logic controller from Mitsubishi Electric Corporation Mitsubishi Electric. An access control error vulnerability exists in the Mitsubishi Electric MELSEC iQ-R series of products. The vulnerability arises from a product that does not hav...

Chipotle Emails Serve Up Phishing Lures

Customers who signed up for emails from fast-food chain Chipotle Mexican Grill were recently faced with bigger challenges than queso versus sour cream. A breach of the restaurant’s email marketing service last month lead to customers being served phishing lures and malicious links that redirected...

When coin miners evolve, Part 2: Hunting down LemonDuck and LemonCat attacks

Note: In this two-part blog series, we expose a modern malware infrastructure and provide guidance for protecting against the wide range of threats it enables. Part 1 covered the evolution of the threat, how it spreads, and how it impacts organizations. Part 2 provides a deep dive on the attacker...

When coin miners evolve, Part 2: Hunting down LemonDuck and LemonCat attacks

Note: In this two-part blog series, we expose a modern malware infrastructure and provide guidance for protecting against the wide range of threats it enables. Part 1 covered the evolution of the threat, how it spreads, and how it impacts organizations. Part 2 provides a deep dive on the attacker...

BazaCall: Phony call centers lead to exfiltration and ransomware

Our continued investigation into BazaCall campaigns, those that use fraudulent call centers that trick unsuspecting users into downloading the BazaLoader malware, shows that this threat is more dangerous than what’s been discussed publicly in other security blogs and covered by the media. Apart...

Microsoft Warns of LemonDuck Malware Targeting Windows and Linux Systems

An infamous cross-platform crypto-mining malware has continued to refine and improve upon its techniques to strike both Windows and Linux operating systems by setting its sights on older vulnerabilities, while simultaneously latching on to a variety of spreading mechanisms to maximize the...

Discord CDN and API Abuses Drive Wave of Malware Detections

Discord has a malware problem. And although the platform is predominantly used by gamers, it turns out even users who have never interacted with Discord are at risk. Discord creates servers or specific groups or communities of users who can send voice, text and other media messages between one...

CVE-2021-22774

A CWE-759: Use of a One-Way Hash without a Salt vulnerability exists in EVlink City EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1, EVlink Parking EVW2 / EVF2 / EV.2 all versions prior to R8 V3.4.0.1, and EVlink Smart Wallbox EVB1A all versions prior to R8 V3.4.0.1 that could lead an...

EVlink City、EVlink Parking 安全漏洞

Schneider Electric EVlink City, among others, is a charging solution for electric vehicle charging stations from the French company Schneider Electric. The EVlink City, EVlink Parking, and EVlink Smart Wallbox information disclosure vulnerability can be exploited by an attacker to gain knowledge ...

IBM Jazz Foundation 跨站脚本漏洞

A cross-site scripting vulnerability exists in IBM Jazz Foundation, a next-generation collaboration platform for software delivery technologies, which stems from a system that allows users to embed arbitrary JavaScript code in the Web UI to change the intended functionality, which could be used b...

Mozilla Firefox 安全漏洞

Mozilla Firefox is an open source Web browser from the Mozilla Foundation in the U.S. A permission permission and access control issue vulnerability exists in Mozilla Firefox, which stems from enabling password autofill on insecure websites on Firefox for Android without user interaction. An...

Security update for dovecot23 (important)

openSUSE Security Update: Security update for dovecot23 Announcement ID: openSUSE-SU-2021:2123-1 Rating: important References: 1187418 1187419 Cross-References: CVE-2021-29157 CVE-2021-33515 CVSS scores: CVE-2021-29157 SUSE: 6.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVE-2021-33515 NVD : 4....

DEBIAN-CVE-2021-36367

PuTTY through 0.75 proceeds with establishing an SSH session even if it has never sent a substantive authentication response. This makes it easier for an attacker-controlled SSH server to present a later spoofed authentication prompt that the attacker can use to capture credential data, and use...

CVE-2021-36367

PuTTY through 0.75 proceeds with establishing an SSH session even if it has never sent a substantive authentication response. This makes it easier for an attacker-controlled SSH server to present a later spoofed authentication prompt that the attacker can use to capture credential data, and use...

IBM Jazz for Service Management和IBM Tivoli Netcool/OMNIbus_GUI 跨站脚本漏洞

IBM Tivoli Netcool/OMNIbus is a service level management SLM system that provides real-time, centralized monitoring of complex networks and IT domains. web GUI is a web-based version of the application that displays event data from multiple data sources in a variety of graphical formats in...

Experts Uncover Malware Attacks Targeting Corporate Networks in Latin America

Cybersecurity researchers on Thursday took the wraps off a new, ongoing espionage campaign targeting corporate networks in Spanish-speaking countries, specifically Venezuela, to spy on its victims. Dubbed "Bandidos" by ESET owing to the use of an upgraded variant of Bandook malware, the primary...

CVE-2021-24406

The wpForo Forum WordPress plugin before 1.9.7 did not validate the redirectto parameter in the login form of the forum, leading to an open redirect issue after a successful login. Such issue could allow an attacker to induce a user to use a login URL redirecting to a website under their control...