U.S. Hacks QakBot, Quietly Removes Botnet Infections

Credit to Author: BrianKrebs| Date: Tue, 29 Aug 2023 18:35:25 +0000

The U.S. government today announced a coordinated crackdown against QakBot, a complex malware family used by multiple cybercrime groups to lay the groundwork for ransomware infections. The international law enforcement operation involved seizing control over the botnet’s online infrastructure, and quietly removing the Qakbot malware from tens of thousands of infected Microsoft Windows computer systems.

Read more

Kroll Employee SIM-Swapped for Crypto Investor Data

Credit to Author: BrianKrebs| Date: Fri, 25 Aug 2023 18:05:10 +0000

Security consulting giant Kroll disclosed today that a SIM-swapping attack against one of its employees led to the theft of user information for multiple cryptocurrency platforms that are relying on Kroll services in their ongoing bankruptcy proceedings. And there are indications that fraudsters may already be exploiting the stolen data in phishing attacks. Cryptocurrency lender BlockFi and the now-collapsed crypto trading platform FTX each disclosed data breaches this week thanks to a recent SIM-swapping attack targeting an employee of Kroll — the company handling both firms’ bankruptcy restructuring.

Read more

Teach a Man to Phish and He’s Set for Life

Credit to Author: BrianKrebs| Date: Fri, 04 Aug 2023 13:49:15 +0000

One frustrating aspect of email phishing is the frequency with which scammers fall back on tried-and-true methods that really have no business working these days. Like attaching a phishing email to a traditional, clean email message, or leveraging link redirects on LinkedIn, or abusing an encoding method that makes it easy to disguise booby-trapped Microsoft Windows files as relatively harmless documents.

Read more

SMS Phishers Harvested Phone Numbers, Shipment Data from UPS Tracking Tool

Credit to Author: BrianKrebs| Date: Thu, 22 Jun 2023 19:11:33 +0000

The United Parcel Service (UPS) says fraudsters have been harvesting phone numbers and other information from its online shipment tracking tool in Canada to send highly targeted SMS phishing (a.k.a. “smishing”) messages that spoofed UPS and other top brands. The missives addressed recipients by name, included details about recent orders, and warned that those orders wouldn’t be shipped unless the customer paid an added delivery fee.

Read more

CISA Order Highlights Persistent Risk at Network Edge

Credit to Author: BrianKrebs| Date: Thu, 15 Jun 2023 15:40:09 +0000

The U.S. government agency in charge of improving the nation’s cybersecurity posture is ordering all federal civilian agencies to take new measures to restrict access to Internet-exposed networking equipment. The directive comes amid a surge in attacks targeting previously unknown vulnerabilities in widely used security and networking appliances.

Read more

Barracuda Urges Replacing — Not Patching — Its Email Security Gateways

Credit to Author: BrianKrebs| Date: Thu, 08 Jun 2023 20:17:06 +0000

It’s not often that a zero-day vulnerability causes a network security vendor to urge customers to physically remove and decommission an entire line of affected hardware — as opposed to just applying software updates. But experts say that is exactly what transpired this week with Barracuda Networks, as the company struggled to combat a sprawling malware threat which appears to have undermined its email security appliances in such a fundamental way that they can no longer be safely updated with software fixes.

Read more

Discord Admins Hacked by Malicious Bookmarks

Credit to Author: BrianKrebs| Date: Wed, 31 May 2023 00:19:17 +0000

A number of Discord communities focused on cryptocurrency have been hacked this past month after their administrators were tricked into running malicious Javascript code disguised as a Web browser bookmark.

Read more

Promising Jobs at the U.S. Postal Service, ‘US Job Services’ Leaks Customer Data

Credit to Author: BrianKrebs| Date: Tue, 02 May 2023 22:08:35 +0000

A sprawling online company based in Georgia that has made tens of millions of dollars purporting to sell access to jobs at the United States Postal Service (USPS) has exposed its internal IT operations and database of nearly 900,000 customers. The leaked records indicate the network’s chief technology officer in Pakistan has been hacked for the past year, and that the entire operation was created by the principals of a Tennessee-based telemarketing firm that has promoted USPS employment websites since 2016.

Read more

Many Public Salesforce Sites are Leaking Private Data

Credit to Author: BrianKrebs| Date: Fri, 28 Apr 2023 02:09:56 +0000

A shocking number of organizations — including banks and healthcare providers — are leaking private and sensitive information from their public Salesforce Community websites, KrebsOnSecurity has learned. The data exposures all stem from a misconfiguration in Salesforce Community that allows an unauthenticated user to access records that should only be available after logging in.

Read more

3CX Breach Was a Double Supply Chain Compromise

Credit to Author: BrianKrebs| Date: Fri, 21 Apr 2023 01:05:44 +0000

We learned some remarkable new details this week about the recent supply-chain attack on VoIP software provider 3CX, a complex, lengthy intrusion that has the makings of a cyberpunk spy novel: North Korean hackers using legions of fake executive accounts on LinkedIn to lure people into opening malware disguised as a job offer; malware targeting Mac and Linux users working at defense and cryptocurrency firms; and software supply-chain attacks nested within earlier supply chain attacks.

Read more