Adversarial use of current events as lures
The goal of malicious activity is to compromise the system to install some unauthorized software. Increasingly that goal is tied to one thing: the user. Over the past several years, we as an industry improved exploit mitigation and the value of working exploits has increased acco
Prometei botnet and its quest for Monero
NEWS SUMMARY * We are used to ransomware attacks and big-game hunting making the headlines, but there are still methods adversaries use to monetize their efforts in less intrusive ways. * Cisco Talos recently discovered a cryptocurrency-mining botnet attack we're calling
PROMETHIUM extends global reach with StrongPity3 APT
By Warren Mercer, Paul Rascagneres and Vitor Ventura. News summary * The threat actor behind StrongPity is not deterred despite being exposed multiple times over the past four years. * They continue to expand their victimology and attack seemingly non related countries. *
Vulnerability Spotlight: Denial-of-service vulnerability in NVIDIA driver
Piotr Bania of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Executive summary The NVWGF2UMX_CFG.DLL driver contains a denial-of-service vulnerability that an attacker could use to disrupt processes over a virtual machine. An adversary could exploit this bug
IndigoDrop spreads via military-themed lures to deliver Cobalt Strike
By Asheer Malhotra. * Cisco Talos has observed a malware campaign that utilizes military-themed malicious Microsoft Office documents (maldocs) to spread Cobalt Strike beacons containing full-fledged RAT capabilities. * These maldocs use malicious macros to deliver a multist
Tor2Mine is up to their old tricks — and adds a few new ones
By Kendall McKay and Joe Marshall. Threat summary * Cisco Talos has identified a resurgence of activity by Tor2Mine, a cryptocurrency mining group that was likely last active in 2018. Tor2Mine is deploying additional malware to harvest credentials and steal more money, includ
The wolf is back...
By Warren Mercer, Paul Rascagneres and Vitor Ventura. News summary * Thai Android devices and users are being targeted by a modified version of DenDroid we are calling "WolfRAT," now targeting messaging apps like WhatsApp, Facebook Messenger and Line. * We assess w
The basics of a ransomware infection as Snake, Maze expands
There have recently been several high-profile ransomware campaigns utilizing Maze and Snake malware. From critical medical supply companies, to large logistics firms, many businesses of all sizes have fallen victim to this cybercrime wave. When an organization falls victim to a
Trickbot: A primer
The group behind Trickbot has expanded its activities beyond credential theft into leasing malware to APT groups.