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2022-04-12SophosAndrew Brandt, Angela Gunn, Ferenc László Nagy, Johnathan Fern, Linda Smith, Matthew Everts, Mauricio Valdivieso, Melissa Kelly, Peter Mackenzie, Sergio Bestulic
Attackers linger on government agency computers before deploying Lockbit ransomware
LockBit
2022-03-17SophosTilly Travers
The Ransomware Threat Intelligence Center
ATOMSILO Avaddon AvosLocker BlackKingdom Ransomware BlackMatter Conti Cring DarkSide dearcry Dharma Egregor Entropy Epsilon Red Gandcrab Karma LockBit LockFile Mailto Maze Nefilim RagnarLocker Ragnarok REvil RobinHood Ryuk SamSam Snatch WannaCryptor WastedLocker
2022-02-28SophosSean Gallagher
Conti and Karma actors attack healthcare provider at same time through ProxyShell exploits
Conti Karma
2022-02-23SophosLabs UncutAndrew Brandt
Dridex bots deliver Entropy ransomware in recent attacks
Cobalt Strike Dridex Entropy
2022-02-23SophosAbhijit Gupta, Anand Ajjan, Andrew Brandt, Colin Cowie, Felix Weyne, Rahil Shah, Steven Lott, Syed Zaidi, Vikas Singh, Xiaochuan Zhang
Dridex bots deliver Entropy ransomware in recent attacks
Entropy
2022-02-22SophosChester Wisniewski
Cyberthreats during Russian-Ukrainian tensions: what can we learn from history to be prepared?
Conti
2022-02-15SophosMatthew Everts, Stephen McNally
Vulnerable Exchange server hit by Squirrelwaffle and financial fraud
Squirrelwaffle
2022-02-01SophosGabor Szappanos, Sean Gallagher
SolarMarker campaign used novel registry changes to establish persistence
solarmarker
2022-01-25SophosAndrew Brandt
Windows services lay the groundwork for a Midas ransomware attack
Midas
2022-01-25SophosAndrew Brandt, Jason Jenkins
Windows services lay the groundwork for a Midas ransomware attack
2022-01-24SophosChester Wisniewski
Log4Shell: No Mass Abuse, But No Respite, What Happened?
2022-01-19SophosColin Cowie, Mat Gangwer, Sophos MTR Team, Stan Andic
Zloader Installs Remote Access Backdoors and Delivers Cobalt Strike
Cobalt Strike Zloader
2021-12-22SophosAnand Ajjan, Andrew Brandt, Ferenc László Nagy, Fraser Howard, Peter Mackenzie, Sergio Bestulic, Timothy Easton
Avos Locker remotely accesses boxes, even running in Safe Mode
AvosLocker
2021-12-21SophosAndrew Brandt, Stephen Ormandy
Attackers test “CAB-less 40444” exploit in a dry run
2021-12-20SophosSean Gallagher
Logjam: Log4j exploit attempts continue in globally distributed scans, attacks
2021-12-17SophosHardik Shah, Sean Gallagher
Inside the code: How the Log4Shell exploit works
2021-12-12SophosSean Gallagher
Log4Shell Hell: anatomy of an exploit outbreak
2021-11-23SophosPankaj Kohli
Android APT spyware, targeting Middle East victims, enhances evasiveness
2021-11-18SophosLabs UncutSean Gallagher
New ransomware actor uses password protected archives to bypass encryption protection
2021-11-18SophosElida Leite, Ferenc László Nagy, Gabor Szappanos, Harinder Bhathal, Kyle Link, Nirav Parekh, Rahul Dugar, Ratul Ghosh, Robert Weiland, Sean Gallagher, Sergio Bestuilic, Vikas Singh
New ransomware actor uses password-protected archives to bypass encryption protection