Crypto-Stealing OpcJacker Malware Targets Users with Fake VPN Service

A piece of new information-stealing malware called OpcJacker has been spotted in the wild since the second half of 2022 as part of a malvertising campaign. "OpcJacker's main functions include keylogging, taking screenshots, stealing sensitive data from browsers, loading additional modules, and...

Attackers using fake Cloudflare DDoS protection popups to distribute malware

By Waqas The malware dropped in this attack is the NetSupport RAT which was previously identified in malicious MS Word documents. This is a post from HackRead.com Read the original post: Attackers using fake Cloudflare DDoS protection popups to distribute malware...

Microsoft Exchange Server Bugs Exploited by ‘Cuba’ Ransomware Gang

The ransomware gang known as “Cuba” is increasingly shifting to exploiting Microsoft Exchange vulnerabilities – including ProxyShell and ProxyLogon – as initial infection vectors, researchers have found. The group has likely been prying open these chinks in victims’ armor as early as last August,...

EINSTEIN Data Trends – 30-day Lookback

Summary Cybersecurity and Infrastructure Security Agency CISA analysts have compiled the top detection signatures that have been the most active over the month of May in our national Intrusion Detection System IDS, known as EINSTEIN. This information is meant to give the reader a closer look into...

‘Coronavirus Report’ Emails Spread NetSupport RAT, Microsoft Warns

A recent spear-phishing campaign has been spotted spreading a weaponized NetSupport Manager remote access tool RAT, which is a legitimate tool used for troubleshooting and tech support. Attackers use the ongoing coronavirus pandemic as a lure, as well as malicious Excel documents, to convince...

Hackers are using Word documents to drop NetSupport Manager RAT

By Sudais Asif Before dropping NetSupport Manager RAT, attackers trick users into opening a malicious MS Word document by entering a password. This is a post from HackRead.com Read the original post: Hackers are using Word documents to drop NetSupport Manager RAT...

NetSupport Manager RAT Spread via Bogus NortonLifeLock Docs

The legitimate remote access tool RAT called NetSupport Manager, used for troubleshooting and tech support, is being converted into a malicious weapon by cybercriminals. Researchers at Palo Alto Networks’ Unit 42 division have spotted a spam campaign attempting to deliver a malicious Microsoft Wo...

Domen toolkit gets back to work with new malvertising campaign

Last year, we documented a new social engineering toolkit we called "Domen" being used in the wild. Threat actors were using this kit to trick visitors into visiting compromised websites and installing malware under the guise of a browser update or missing font. Despite being a robust toolkit, we...

Head Fake: Tackling Disruptive Ransomware Attacks

Within the past several months, FireEye has observed financially-motivated threat actors employ tactics that focus on disrupting business processes by deploying ransomware in mass throughout a victim’s environment. Understanding that normal business processes are critical to organizational succes...

New social engineering toolkit draws inspiration from previous web campaigns

Some of the most common web threats we track have a social engineering component. Perhaps the more popular ones are those encountered via malvertising, or hacked websites that push fraudulent updates. We recently identified a website compromise with a scheme we had not seen before; it's part of a...

Fake Software Update Abuses NetSupport Remote Access Tool

Over the last few months, FireEye has tracked an in-the-wild campaign that leverages compromised sites to spread fake updates. In some cases, the payload was the NetSupport Manager remote access tool RAT. NetSupport Manager is a commercially available RAT that can be used legitimately by system...

Fake Software Update Abuses NetSupport Remote Access Tool

Over the last few months, FireEye has tracked an in-the-wild campaign that leverages compromised sites to spread fake updates. In some cases, the payload was the NetSupport Manager remote access tool RAT. NetSupport Manager is a commercially available RAT that can be used legitimately by system...

'HoeflerText' Popups Target Browsers With RAT and Locky Ransomware

A malware campaign utilizing bogus popups that alert users to a missing web-font is targeting Google Chrome and Firefox browser users. The popups contain a malicious JavaScript file that initiates the download of either the NetSupport Manager remote access tool RAT or Locky ransomware. The...

NetSupport School 7.0/7.5 Weak Password Encryption Vulnerability

No description provided by source. source: http://www.securityfocus.com/bid/9981/info NetSupport School is prone to a password-encryption vulnerability because the application fails to protect passwords with a sufficiently effective encryption scheme. Exploiting this issue may allow an attacker t...

NetSupport Manager Agent Remote Buffer Overflow

No description provided by source. !/usr/bin/perl NetSupport Manager Agent Remote Buffer Overflow Product details: http://www.netsupportmanager.com/ This vulnerability affects the following software: Vulnerable NetSupport Manager for Linux v11.00 and likely all previous NetSupport Manager for...

NetSupport Manager Vulnerability Leads to Data Leakage

UPDATE – A vulnerability in older versions of NetSupport Manager, a platform that allows companies to remotely manage machines for desktop support, could yield sensitive configuration settings and lead to compromise. According David Kirkpatrick, the researcher who found the vulnerability, it took...

NetSupport Client Handshake Hostname Overflow

Added: 10/11/2011 CVE: CVE-2011-0404 BID: 45728 OSVDB: 70408 Background NetSupport Manager is a remote desktop support solution. Problem The NetSupport client/server communication is carried out over a proprietary communications protocol. This protocol begins with a handshake between the client a...

NetSupport Client Handshake Hostname Overflow

Added: 10/11/2011 CVE: CVE-2011-0404 BID: 45728 OSVDB: 70408 Background NetSupport Manager is a remote desktop support solution. Problem The NetSupport client/server communication is carried out over a proprietary communications protocol. This protocol begins with a handshake between the client a...

NetSupport Client Handshake Hostname Overflow

Added: 10/11/2011 CVE: CVE-2011-0404 BID: 45728 OSVDB: 70408 Background NetSupport Manager is a remote desktop support solution. Problem The NetSupport client/server communication is carried out over a proprietary communications protocol. This protocol begins with a handshake between the client a...

NetSupport Client Handshake Hostname Overflow

Added: 10/11/2011 CVE: CVE-2011-0404 BID: 45728 OSVDB: 70408 Background NetSupport Manager is a remote desktop support solution. Problem The NetSupport client/server communication is carried out over a proprietary communications protocol. This protocol begins with a handshake between the client a...