100m T-Mobile Customer Records Purportedly Up for Sale

A threat actor is selling what they claim to be 30 million T-Mobile customers’ Social Security and driver license numbers on an underground web forum. The collection is a subset of the purported 100 million records contained in stolen databases. The seller told Motherboard – which first reported...

Chaos Ransomware: A Proof of Concept With Potentially Dangerous Applications

Since June 2021, we’ve been monitoring an in-development ransomware builder called Chaos, which is being offered for testing on an underground forum...

Combing through the fuzz: Using fuzzy hashing and deep learning to counter malware detection evasion techniques

Today’s cybersecurity threats continue to find ways to fly and stay under the radar. Cybercriminals use polymorphic malware because a slight change in the binary code or script could allow the said threats to avoid detection by traditional antivirus software. Threat actors customize their wares...

MacOS Being Picked Apart by $49 XLoader Data Stealer

There’s a new version of the old FormBook form-stealer and keylogger that’s added Mac users to its hit list, and it’s selling like hotcakes on underground markets for as low as $49. It’s not only cheap; it’s easy. The data stealer is distributed in the form of malware-as-a-service MaaS and stands...

The Underground Exploit Market and the Importance of Virtual Patching

Over the past two calendar years, we conducted research on the underground exploit market to learn more about the life cycle of exploits, the kinds of buyers and sellers who transact, and the business models that are in effect in the underground...

Cybercriminals Hold $115,000-Prize Contest to Find New Cryptocurrency Hacks

A top Russian-language underground forum has been running a "contest" for the past month, calling on its community to submit "unorthodox" ways to conduct cryptocurrency attacks. The forum's administrator, in an announcement made on April 20, 2021, invited members to submit papers that assess the...

A Peek Inside the Underground Ransomware Economy

Ransomware is not just a type of malware – it’s also at the center of a sophisticated, flourishing underground economy that has all the conventions of legitimate commerce. It’s a community made up of major malware developers, affiliates and channel partners, and those that provide adjacent...

Air India Hack Exposes Credit Card and Passport Info of 4.5 Million Passengers

India's flag carrier airline, Air India, has disclosed a data breach affecting 4.5 million of its customers over a period stretching nearly 10 years after its Passenger Service System PSS provider SITA fell victim to a cyber attack earlier this year. The breach involves personal data registered...

Ransomware Going for $4K on the Cyber-Underground

In the cybercriminal underground, ransomware samples and builders are going for anywhere between $300 to $4,000, with ransomware-as-a-service rentals costing $120 to $1,900 per year. That’s according to an analysis by Kaspersky of the three main underground forums where ransomware is circulated...

Malware Gangs Partner Up in Double-Punch Security Threat

Cybergangs are joining forces under the guise of affiliate groups and “as-a-service” models, warns Maya Horowitz, the director of threat intelligence research with Check Point Research. She said the trend is driving a new and thriving cybercriminal underground economy. Several malware gangs have...

Joker’s Stash Carding Market to Call it Quits

Jokers Stash, by some accounts the largest underground shop for selling stolen credit card and identity data, says its closing up shop effective mid-February 2021. The announcement came on the heels of a turbulent year for the major cybercrime store, and just weeks after U.S. and European...

Hackers Leak Stolen Pfizer-BioNTech COVID-19 Vaccine Data

On the heels of a previously-reported cyberattack on the European Medicines Agency EMA, cybercriminals have spilled compromised data related to COVID-19 vaccinations onto the internet. The EMA is an agency of the European Union in charge of the evaluation and supervision of medicinal products in...

Experts Sound Alarm On New Android Malware Sold On Hacking Forums

Cybersecurity researchers have exposed the operations of an Android malware vendor who teamed up with a second threat actor to market and sell a remote access Trojan RAT capable of device takeover and exfiltration of photos, locations, contacts, and messages from popular apps such as Facebook,...

Dark Web Pricing Skyrockets for Microsoft RDP Servers, Payment-Card Data

Cybercriminals are vying for Remote Desktop Protocol RDP access, stolen payment cards and DDoS-for-Hire services, based on a recent analysis of underground marketplace pricing. During the COVID-19 pandemic, cybercriminals have profited with “increasingly advantageous positions to benefit from the...

Electronic Medical Records Cracked Open by Unpatched OpenClinic Bugs

Four vulnerabilities have been discovered in the OpenClinic application for sharing electronic medical records. The most concerning of them would allow a remote, unauthenticated attacker to read patients’ personal health information PHI from the application. OpenClinic is an open-source health...

34M Records from 17 Companies Up for Sale in Cybercrime Forum

A whopping 34 million user records have materialized on an underground sales forum, which cybercriminals claim are gleaned from 17 different corporate data breaches. According to reports, the data appeared late last week, and the theft appears to be the work of a single person or group. The...

Dickey's BBQ Breach: Meaty 3M Payment Card Upload Drops on Joker's Stash

Popular U.S. smoked-meat franchise Dickey’s Barbecue Pit has been hit with a data breach, with cybercriminals posting the fat cap of the compromised data – 3 million payment cards – on the popular Joker’s Stash underground marketplace this week. The Dallas-based franchise, which is a subsidiary o...

Ransomware Attackers Buy Network Access in Cyberattack Shortcut

For prices between $300 and $10,000, ransomware groups have the opportunity to easily buy initial network access to already-compromised companies on underground forums. Researchers warn this opportunity gives groups like Maze or Sodinokibi the ability to more easily kickstart ransomware attacks...

179 Arrested in Massive Global Dark Web Takedown

Operation Disruptor is an unprecedented international law enforcement effort, stemming from last year’s seizure of a popular underground bazaar called Wall Street Market...

Pioneer Kitten APT Sells Corporate Network Access

An APT group known as Pioneer Kitten, linked to Iran, has been spotted selling corporate-network credentials on hacker forums. The credentials would let other cybercriminal groups and APTs perform cyberespionage and other nefarious cyber-activity. Pioneer Kitten is a hacker group that specializes...