Score one for the good guys in the fight against ransomware: Anyone who fell victim to REvil, aka Sodinokibi, crypto-locking malware before July 13 can now decrypt their files for free, thanks to a decryptor released by security firm Bitdefender.
The top three tactics attackers have been using to break into corporate and government networks are brute-forcing passwords, exploiting unpatched vulnerabilities, and social engineering via malicious emails, says security firm Kaspersky in a roundup of its 2020 incident response investigations.
"There are so many basics we need to get right," says Daniel Dresner, professor of cyber security at Manchester University. In this interview, he discusses the cybersecurity practices that he recommends to make the task of securing small- to medium-sized enterprises less overwhelming.
Security experts say the notorious REvil - aka Sodinokibi - ransomware-as-a-service operation, which went dark in July, appears to be back in business. The group's data leak site and payment portal are back online, and one expert says the group appears to have begun amassing new victims.
In the latest weekly update, four editors at Information Security Media Group discuss important cybersecurity issues, including how ransomware affiliates change operators and why terrorists aren't launching massive cyberattacks.
The latest edition of the ISMG Security Report features an analysis of the most sought-after type of victim for ransomware-wielding attackers. Also featured: fighting extortion schemes and stress management tips.
"Silence is gold." So says ransomware operator Ragnar Locker, as it attempts to compel victims to pay its ransom demand without ever telling anyone - especially not police. But some ransomware-battling experts have been advocating the opposite, including mandatory reporting of all ransom payments.
Apparent Babuk ransomware operation spinoff Groove, self-described as being an "aggressive financially motivated criminal organization," has launched as part of the new RAMP cybercrime forum, and is promising affiliates a bigger share of profits than traditional ransomware-as-a-service operations.
Cyberespionage breaches take longer to discover than financial breaches. One of the biggest clues to finding them lies in understanding suspicious network traffic. John Grim of the Verizon Threat Research Advisory Center shares insight from a new study of cyberespionage trends.
The Ragnar Locker ransomware operation has been threatening to dump victims' stolen data if they contact police, private investigators or professional negotiators before paying a ransom. But as one expert notes: "Perhaps the criminals watched too many TV shows, because this isn’t how the real world works."
Enterprises must have their ransomware response plan tested on a regular basis and it must spell out specific steps on what to do in event of an attack, says John Shier, senor security advisor at Sophos.
No matter how much security technology we purchase, we still face a fundamental security problem: people. This webinar will explore the different levers that social engineers and scam artists pull to make us more likely to do their bidding.
Join Javvad Malik, Security Awareness Advocate for KnowBe4, as he provides...
Business email compromise attacks, which balance low-tech tactics with the potential for big profits, remain popular. Attackers continue to refine their tactics, including subverting legitimate redirect services as well as recruiting English-speaking business partners and cryptocurrency tumbler operators.
Phishing, ransomware and unauthorized access remain the leading causes of personal data breaches as well as violations of data protection rules, Britain's privacy watchdog reports. The U.K. government has also been caught out by breaches and leaks involving military secrets and CCTV footage from a government building.
Ransomware actors have taken a page from the playbooks of tech support scammers of yore by guiding victims to download malware through persuasion over the phone. Microsoft says the technique is more dangerous than it first realized.