Cylance confirms knowledge breach linked to ‘third-party’ platform


Cylance confirms knowledge breach linked to ‘third-party’ platform

Cybersecurity firm Cylance confirmed the legitimacy of knowledge being bought on a hacking discussion board, stating that it’s previous knowledge stolen from a “third-party platform.”

A menace actor often called Sp1d3r is promoting this stolen knowledge for $750,000, as first noticed by Darkish Internet Informer.

The information allegedly features a substantial quantity of data, resembling 34,000,000 buyer and worker emails and personally identifiable data belonging to Cylance clients, companions, and workers.

Nevertheless, researchers have advised BleepingComputer that the leaked samples seem like previous advertising knowledge utilized by Cylance.

BlackBerry Cylance advised BleepingComputer that they are conscious of and investigating the menace actor’s claims however that no “BlackBerry knowledge and methods associated to [..] clients, merchandise, and operations have been compromised.”

“Primarily based on our preliminary opinions of the info in query, no present Cylance clients are impacted, and no delicate data is concerned,” the corporate added.

“The information in query was accessed from a third-party platform unrelated to BlackBerry and seems to be from 2015-2018, predating BlackBerry’s acquisition of the Cylance product portfolio.”

Cylance data for sale
Cylance knowledge on the market (Darkish Internet Informer)

​Hyperlinks to Snowflake assaults

Whereas the corporate has but to answer to a follow-up request for extra particulars relating to the title of the third-party platform that was breached to steal what it claims to be previous knowledge, the identical menace actor can also be promoting 3TB of knowledge from automotive aftermarket components supplier Advance Auto Components, stolen after breaching the corporate’s Snowflake account.

BleepingComputer confirmed that Cylance is a Snowflake buyer, with the online administration console positioned at https://cylance.snowflakecomputing.com/.

Latest breaches at Santander, Ticketmaster, and QuoteWizard/Lendingtree have additionally been linked to Snowflake assaults. Ticketmaster’s guardian firm, Stay Nation, additionally confirmed that a knowledge breach had affected the ticketing agency after its Snowflake account was compromised on Might 20.

In a joint advisory with CrowdStrike and Mandiant, Snowflake mentioned that attackers had used stolen buyer credentials to focus on accounts with out multi-factor authentication safety.

At this time, Mandiant revealed a report linking the Snowflake assaults to a financially motivated menace actor it tracks as UNC5537. The actor gained entry to Snowflake buyer accounts utilizing buyer credentials stolen in infostealer malware infections from way back to 2020.

Mandiant has been monitoring the UNC5537 since Might 2024. The financially motivated menace actor has focused a whole lot of organizations worldwide, extorting victims for monetary achieve.

UNC5537 attack timeline
UNC5537 Snowflake assault timeline (Mandiant)

Whereas Mandiant has not shared a lot details about UNC5537, BleepingComputer has realized they’re half of a bigger neighborhood of menace actors who frequent the identical web sites, Telegram, and Discord servers, the place they generally collaborate on assaults.​

“The impacted accounts weren’t configured with multi-factor authentication enabled, that means profitable authentication solely required a sound username and password,” Mandiant mentioned.

“Credentials recognized in infostealer malware output had been nonetheless legitimate, in some instances years after they had been stolen, and had not been rotated or up to date. The impacted Snowflake buyer cases didn’t have community enable lists in place to solely enable entry from trusted places.”

Mandiant says it has recognized a whole lot of buyer Snowflake credentials uncovered in Vidar, RisePro, Redline, Racoon Stealer, Lumm, and Metastealer infostealer malware assaults since not less than 2020.

So far, Snowflake and Mandiant have notified round 165 organizations doubtlessly uncovered to those ongoing assaults.

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