WebJan 30, 2024 · Hive is a Ransomware as a Service (RaaS) platform that targets all kinds of businesses and organizations, but is more well known for going after healthcare … WebI've used it allready in a crypto exercise previously. In this exercise I'll use cyberchef to check a specific binary against a yara rule. We need some malware samples.
Crypto Ransomware CISA
WebJun 9, 2024 · The most notable RagnarLocker attack to date saw this malware deployed in a large company where the malware operators then requested a ransom of close to $11 million USD in return for not leaking information stolen from the company. In this report we will talk about the sample used in this attack. WebPlutoCrypt - A CryptoJoker Ransomware Variant. In This blog I will deep dive into a variant of CryptoJoker Ransomware alongside with analyzing the multi stage execution chain. BRACE YOURSELVES! The Phish. Our story begins with a spear phishing email, targeting Turkish individuals and organizations. These attacks often begin with an email that ... how does ac fan work
YARA Rules Guide: Learning this Malware Research Tool - Varonis
Webas fuzzy hashing, import hashing and YARA rules, amongst all, YARA rules are one of the most popular and widely used methods. Nonetheless, its success or failure is dependent on the quality of rules employed for malware triaging. This paper performs ransomware triaging using fuzzy hashing, import hashing and YARA rules and demonstrates how YARA ... WebApr 6, 2024 · It is distributed as Ransomware-as-a-Service (RaaS), where cybercriminals can use it in exchange for 40 per cent of profits. Cerber targets cloud-based Office 365 users and using an elaborate phishing campaign to infect anyone outside of post-Soviet countries. WebJun 1, 2024 · Cuba Ransomware uses a “name and shame” approach by releasing exfiltrated data as an additional method to extort ransomware cryptocurrency payments We are releasing a YARA signature and providing hunting queries that detect this ransomware family Additional CUBA resources how does access token and refresh token work