DEV-0537 criminal actor targeting organizations for data exfiltration and destruction

March 24, 2022 update - As Microsoft continues to track DEV-0537’s activities, tactics, and tools, were sharing new detection, hunting, and mitigation information to give you additional insights on remaining vigilant against these attacks. In recent weeks, Microsoft Security teams have been...

LAPSUS$ Hackers Claim to Have Breached Microsoft and Authentication Firm Okta

Microsoft and authentication services provider Okta said they are investigating claims of a potential breach alleged by the LAPSUS$ extortionist gang. The development, which was first reported by Vice and Reuters, comes after the cyber criminal group posted screenshots and source code of what it...

Pandora Ransomware Targets Multiple Plants around the Globe

THREAT LEVEL: Red. For a detailed advisory, download the pdf file here Pandora ransomware is a new operation that targets business networks and obtains data for double-extortion assaults and active since March 2022. DENSO, a Japanese auto parts manufacturers plant in Germany, and Global Wafers...

The Lapsus$ Hacking Group Is Off to a Chaotic Start

Telegram polls. Unusual demands. The latest extortion gang is on an unorthodox rampage...

Pandora Ransomware Hits Giant Automotive Supplier Denso

A multibillion supplier to key automotive companies like Toyota, Mercedes-Benz and Ford confirmed Monday that it was the target of a cyberattack over the weekend – confirmation that came after the Pandora ransomware group began leaking data that attackers claimed was stolen in the incident. The...

A week in security (March 7 – March 13)

Last week on Malwarebytes Labs: The struggle to reduce bug-fixing time is real Update now! Mozilla patches two actively exploited vulnerabilities Google takes on Docs notification spammers When fake dating profiles try the military approach Azure AutoWarp brings automation headaches RagnarLocker...

Extortion scheme impersonates government officials, law enforcement

The FBI issued a public warning this week about a fraud scheme wherein scammers impersonate government officials and law enforcement personnel. According to the PSA, the scammers spoof legitimate numbers and names and use fake credentials of well-known members of the government and law enforcemen...

Master Key for Hive Ransomware Retrieved Using a Flaw in its Encryption Algorithm

Researchers have detailed what they call the "first successful attempt" at decrypting data infected with Hive ransomware without relying on the private key used to lock access to the content. "We were able to recover the master key for generating the file encryption key without the attacker's...

CISA Ransomware report warns “triple threat” attacks still on the prowl

Though we may be stuck with endless COVID-19 scams and a gradual visible rise in all manner of cryptocurrency hijinks, the old school attacks are as perilous as ever; CISA, the Cybersecurity & Infrastructure Security Agency, have released their 2021 report detailing the increasing globalised thre...

Decryptor Keys Published for Maze, Egregor, Sekhmet Ransomwares

The shackles have been broken for victims of Maze/Egregor/Sekhmet ransomware: On Wednesday, decryption keys were released for all three ransomware strains in a forum post. The liberator, using the handle “Topleak,” described themselves as the developer of the three ransomwares. It’s been lovely,...

LockBit, BlackCat, Swissport, Oh My! Ransomware Activity Stays Strong

Law enforcement, C-suite executives and the cybersecurity community at-large have been laser-focused on stopping the expensive and disruptive barrage of ransomware attacks — and it appears to be working, at least to some extent. Nonetheless, recent moves from the LockBit 2.0 and BlackCat gangs,...

QNAP Warns of DeadBolt Ransomware Targeting Internet-Facing NAS Devices

Taiwanese company QNAP has warned customers to secure network-attached storage NAS appliances and routers against a new ransomware variant called DeadBolt. "DeadBolt has been widely targeting all NAS exposed to the Internet without any protection and encrypting users' data for Bitcoin ransom," th...

Ransomware gangs are recruiting breached individuals to persuade companies to pay up

Youve heard about ransomware, where attackers lock up your files and demand a payment for the decryption key. You may also have heard about ransomware attackers not only locking up your files, but also threatening to release the stolen data in an attempt to get you to pay up. What you may not hav...

How CISOs are preparing to tackle 2022

Looking back over the last year, the security landscape has continued to experience significant change and escalation. Every day, we see the toll this is taking on organizations of all sizes as they navigate the enduring challenges of the pandemic, the expansion of the digital estate, and the...

A Trip to the Dark Site — Leak Sites Analyzed

Gone are the days when ransomware operators were happy with encrypting files on-site and more or less discretely charged their victims money for a decryption key. What we commonly find now is encryption with the additional threat of leaking stolen data, generally called Double-Extortion or, as we...

FIN8 Hackers Spotted Using New 'White Rabbit' Ransomware in Recent Attacks

The financially motivated FIN8 actor, in all likelihood, has resurfaced with a never-before-seen ransomware strain called "White Rabbit" that was recently deployed against a local bank in the U.S. in December 2021. That's according to new findings published by Trend Micro, calling out the malware...

New ‘White Rabbit’ Ransomware May Be New FIN8 Tool

A new ransomware family, White Rabbit, chewed through a local U.S. bank last month — and it may be connected to the financially motivated advanced persistent threat APT group known as FIN8, researchers said. In a Tuesday report, Trend Micro researchers said that this twicky wabbit knows how to...

Night Sky: the new corporate ransomware demanding a sky high ransom

Theres a new ransomware in town—isnt there always?—and its, unsurprisingly, after corporation-sized businesses. Its called Night Sky, and it was first spotted and revealed by MalwareHunterTeam, a group on Twitter who hunts malware online, on the first day of 2022. First day of the year, and a new...

Portugal Media Giant Impresa Crippled by Ransomware AttackMedia Giant Impresa Crippled by Ransomware Attack

Media giant Impresa, which owns the largest television station and newspaper in Portugal, was crippled by a ransomware attack just hours into 2022. The suspected ransomware gang behind the attack goes by the name Lapsus$. The attack included Impresa-owned website Expresso newspaper and television...

PYSA Emerges as Top Ransomware Actor in November

PYSA, which is also known by Mespinoza, has overtaken Conti as the top ransomware threat group for the month of November. It joined Lockbit, which has dominated the space since August. According to NCC Group’s November insights on the ransomware sector, PYSA increased its market share with a 50...