Security analysts revealed a two-year-long spear-phishing campaign aimed at entities in the financial sector in French-speaking African countries – Morocco, Togo, Ivory Coast, Cameroon, and Senegal. The campaign is codenamed DangerousSavanna, and its operators are heavily relying on social engineering techniques for initial access, consequently employing customized malware such as AsyncRAT, PoshC2, and Metasploit. The […]
The modern cyber threat landscape illustrates a growing trend in the use of Golang-based malware, which is actively adopted by multiple hacking collectives. Cybersecurity researchers have recently uncovered a novel Golang-based malicious campaign tracked as GO#WEBBFUSCATOR, in which hackers leverage a notorious deep field image taken from NASA’s James Webb Space Telescope as a lure […]
ModernLoader bot, aka Avatar bot, is a .NET remote access trojan with the capabilities to download and run files from the C&C server, harvest system information, and run arbitrary instructions. With the remote control provided by the malware, threat actors use the breached network for botnet propagation. The chain of evidence suggests that these attacks […]
Genshin Impact, a popular open-world action RPG, is leveraged to spread ransomware. Threat actors abuse mhyprot2.sys, a vulnerable anti-cheat driver, to terminate antivirus processes and services to drop ransomware. Using the legitimate driver as a rootkit, the adversaries seek to first drop the ransomware on the target machine with a view to subsequent spread of […]
The malicious campaigns of the Iran-backed APT34 hacking collective also tracked as Charming Kitten, have been causing a stir in the cyber threat arena in 2022, including the cyber-attacks exploiting Microsoft Exchange ProxyShell vulnerabilities. In late August 2022, cybersecurity researchers revealed the ongoing malicious activity posing a serious threat to Gmail, Yahoo!, and Microsoft Outlook […]
Malware stands for malicious software and denotes software that is designed to execute computer instructions that are destructive to a user’s system or in any other way hazardous for targeted individuals and enterprises. Rapid technology development has brought a proliferation of various kinds of malware. It can do a range of bad things, such as […]
A new ransomware package dubbed HavanaCrypt quickly catapulted into operation earlier this summer and has already caused a fair share of trouble. HavanaCrypt is a .NET-compiled malware that uses an open-source obfuscation tool dubbed Obfuscar to facilitate code security in a .NET assembly. The ransomware operators use Microsoft Web hosting service IP address as its […]
The Redeemer ransomware builder’s author put a new spin on the malware’s software, distributing its new version on cybercrime forums. Redeemer 2.0 ransomware version is written in C++ and is built to infect Windows OS hosts. The first version of Redeemer was released in the Summer of 2021, followed by its upgraded variant published last […]
July ‘22 Updates During the previous month, we introduced several improvements to content validation and Sigma Rules Bot for Threat Bounty, released a number of blog articles providing an extended context to the threat detection rules published by Threat Bounty Program members, and worked in close cooperation with content authors on improving the already existing […]
Cybersecurity experts from Microsoft Threat Intelligence Center (MSTIC) have disrupted the infrastructure of a nefarious APT responsible for long-lasting cyberespionage activities aimed at targets within NATO countries. The group, dubbed SEABORGIUM, launched multiple phishing, data theft, and hack-and-leak campaigns to spy on defense contractors, NGOs, IGOs, think tanks, and educational institutions, allegedly on-behalf of russian […]