Did Someone at the Commerce Dept. Find a SolarWinds Backdoor in Aug. 2020?.

On Aug. 13, 2020, someone uploaded a suspected malicious file to VirusTotal, a service that scans submitted files against more than five dozen antivirus and security products. Last month, Microsoft and FireEye identified that file as a newly-discovered fourth malware backdoor used in the sprawlin...
krebsonsecurity.com/?p=55234

Microsoft Patch Tuesday, April 2021 Edition.

Microsoft today released updates to plug at least 110 security holes in its Windows operating systems and other products. The patches include four security fixes for Microsoft Exchange Server -- the same systems that have been besieged by attacks on four separate (and zero-day) bugs in the email ...
krebsonsecurity.com/?p=55225

ParkMobile Breach Exposes License Plate Data, Mobile Numbers of 21M Users.

Someone is selling account information for 21 million customers of ParkMobile, a mobile parking app that's popular in North America. The stolen data includes customer email addresses, phone numbers, license plate numbers, hashed passwords and mailing addresses.
krebsonsecurity.com/?p=55199

Are You One of the 533M People Who Got Facebooked?.

Ne'er-do-wells leaked personal data -- including phone numbers -- for some 553 million Facebook users this week. Facebook says the data was collected before 2020 when it changed things to prevent such information from being scraped from profiles. To my mind, this just reinforces the need to remov...
krebsonsecurity.com/?p=55179

Ransom Gangs Emailing Victim Customers for Leverage.

Some of the top ransomware gangs are deploying a new pressure tactic to push more victim organizations into paying an extortion demand: Emailing the victim's customers and partners directly, warning that their data will be leaked to the dark web unless they can convince the victim firm to pay up.
krebsonsecurity.com/?p=55161

Ubiquiti All But Confirms Breach Response Iniquity.

For four days this past week, Internet-of-Things giant Ubiquiti failed to respond to requests for comment on a whistleblower's allegations that the company had massively downplayed a "catastrophic" two-month breach ending in January to save its stock price, and that Ubiquiti's insinuation that a ...
krebsonsecurity.com/?p=55110

Whistleblower: Ubiquiti Breach “Catastrophic”.

On Jan. 11, Ubiquiti Inc. [NYSE:UI] — a major vendor of cloud-enabled Internet of Things (IoT) devices such as routers, network video recorders and security cameras — disclosed that a breach involving a third-party cloud provider had exposed customer account credentials. Now a source who part...
krebsonsecurity.com/?p=55007

No, I Did Not Hack Your MS Exchange Server.

New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name.

Let's just get this out of the way right now: It wasn't me.
krebsonsecurity.com/?p=54964

Phish Leads to Breach at Calif. State Controller.

A phishing attack last week gave attackers access to email and files at the California State Controller's Office (SCO), an agency responsible for handling more than $100 billion in public funds each year. The phishers had access for more than 24 hours, and sources tell KrebsOnSecurity the intrude...
krebsonsecurity.com/?p=54930

RedTorch Formed from Ashes of Norse Corp.

Remember Norse Corp., the company behind the interactive "pew-pew" cyber attack map shown in the image blow? Norse imploded rather suddenly in 2016 following a series of managerial missteps and funding debacles. Now, the founders of Norse have launched a new company with a somewhat different visi...
krebsonsecurity.com/?p=53915

Fintech Giant Fiserv Used Unclaimed Domain.

If you sell Web-based software for a living and ship code that references an unregistered domain name, you are asking for trouble. But when the same mistake is made by a Fortune 500 company, the results can range from costly to disastrous. Here's the story of one such goof committed by Fiserv [NA...
krebsonsecurity.com/?p=54409

Can We Stop Pretending SMS Is Secure Now?.

SMS text messages were already the weakest link securing just about anything online, mainly because there are tens of thousands of people (many of them low-paid mobile store employees) who can be tricked or bribed into swapping control over a mobile phone number to someone else. Now we're learnin...
krebsonsecurity.com/?p=54819

WeLeakInfo Leaked Customer Payment Info.

A little over a year ago, the FBI and law enforcement partners overseas seized WeLeakInfo[.]com, a wildly popular service that sold access to more than 12 billion usernames and passwords stolen from thousands of hacked websites. In an ironic turn of events, a lapsed domain registration tied to We...
krebsonsecurity.com/?p=54767

Microsoft Patch Tuesday, March 2021 Edition.

On the off chance you were looking for more security to-dos from Microsoft today...the company released software updates to plug more than 82 security flaws in Windows and other supported software. Ten of these earned Microsoft's "critical" rating, meaning they can be exploited by malware or misc...
krebsonsecurity.com/?p=54747

Warning the World of a Ticking Time Bomb.

Globally, hundreds of thousand of organizations running Exchange email servers from Microsoft just got mass-hacked, including at least 30,000 victims in the United States. Each hacked server has been retrofitted with a "web shell" backdoor that gives the bad guys total, remote control, the abilit...
krebsonsecurity.com/?p=54668

A Basic Timeline of the Exchange Mass-Hack.

Sometimes when a complex story takes us by surprise or knocks us back on our heels, it pays to revisit the events in a somewhat linear fashion. Here's a brief timeline of what we know leading up to last week's mass-hack, when hundreds of thousands of Microsoft Exchange Server systems got compromi...
krebsonsecurity.com/?p=54660

At Least 30,000 U.S. Organizations Newly Hacked Via Holes in Microsoft’s Email Software.

At least 30,000 organizations across the United States -- including a significant number of small businesses, towns, cities and local governments -- have over the past few days been hacked by an unusually aggressive Chinese cyber espionage unit that's focused on stealing email from victim organiz...
krebsonsecurity.com/?p=54608

Three Top Russian Cybercrime Forums Hacked.

Over the past few weeks, three of the longest running and most venerated Russian-language online forums serving thousands of experienced cybercriminals have been hacked. In two of the intrusions, the attackers made off with the forums' user databases, including email and Internet addresses and ha...
krebsonsecurity.com/?p=54587

Microsoft: Chinese Cyberspies Used 4 Exchange Server Flaws to Plunder Emails.

Microsoft Corp. today released software updates to plug four critical security holes that attackers have been using to plunder email communications at companies that use its Exchange Server products. The company says all four flaws are being actively exploited as part of a complex attack chain de...
krebsonsecurity.com/?p=54566

Payroll/HR Giant PrismHR Hit by Ransomware?.

PrismHR, a company that sells software and services used by other firms to help more than 80,000 small businesses manage payroll, benefits, and human resources, has suffered what appears to be an ongoing ransomware attack.
krebsonsecurity.com/?p=54543

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