Krebs on Security

NOVEMBER 26, 2019

. “GSA is working with the appropriate authorities and has already implemented additional fraud prevention controls,” the agency wrote, without elaborating on what those additional controls might be. KrebsOnSecurity did get a substantive response from the Cybersecurity and Infrastructure Security Agency , a division of the U.S.

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Government Internet Internet Web Fraud 361

Krebs on Security

MAY 5, 2021

Ryan Kalember , Proofpoint’s executive vice president of cybersecurity strategy, said 55 percent of the company’s customers have faced these malicious app attacks at one point or another. “Of those who got attacked, about 22 percent — or one in five — were successfully compromised,” Kalember said.

Accountability 353

Accountability Advertising Passwords Phishing 353

Krebs on Security

NOVEMBER 17, 2020

That’s according to a deep analysis of the PushWelcome network compiled by Indelible LLC , a cybersecurity firm based in Portland, Ore. “This method is currently being used to deliver something akin to adware or click fraud type activity,” Angiolelli said.

Antivirus 360

Antivirus Advertising Internet Internet 360

Krebs on Security

NOVEMBER 13, 2021

“The FBI and CISA [the Cybersecurity and Infrastructure Security Agency ] are aware of the incident this morning involving fake emails from an @ic.fbi.gov email account,” reads the FBI statement. ” In response to a request for comment, the FBI confirmed the unauthorized messages, but declined to offer further information.

Internet 363

Internet Internet Hacking Accountability 363

Krebs on Security

OCTOBER 8, 2020

According to cybersecurity firm Intel 471 , Dr. Samuil’s ad is hardly unique, and there are several other seasoned cybercriminals who are customers of popular ransomware-as-a-service offerings that are hiring sub-contractors to farm out some of the grunt work. ” WHO IS DR.

Cybercrime 354

Cybercrime Malware VPN Ransomware 354

Krebs on Security

OCTOBER 13, 2021

And it was fairly successful, according to Alex Holden , founder of Milwaukee-based cybersecurity firm Hold Security. The now-defunct phishing domain at issue — coinbase.com.password-reset[.]com com — was targeting Italian Coinbase users (the site’s default language was Italian).

Passwords 363

Passwords Phishing Accountability Mobile 363

Krebs on Security

SEPTEMBER 30, 2022

“This is dangerous, Apollo.io, Signalhire, and Cybersecurity Ventures.” “It’s interesting the downstream sources that repeat LinkedIn bogus content as truth,” Mason said.

CISO 347

CISO Cybercrime Accountability Information Security 347

Krebs on Security

MAY 30, 2023

KrebsOnSecurity recently heard from a trusted source in the cybersecurity industry who dealt firsthand with one of these attacks and asked to remain anonymous. On May 9, MetrixCoin reported that its Discord server was hacked, with fake airdrop details pushed to all users.

Hacking 345

Hacking Accountability Scams Cryptocurrency 345

Krebs on Security

FEBRUARY 8, 2021

Cybersecurity threat intelligence firm Intel 471 describes U-Admin as an information stealing framework that uses several plug-ins in one location to help users pilfer victim credentials more efficiently.

Phishing 336

Phishing Scams Banking Mobile 336

Krebs on Security

NOVEMBER 21, 2020

According to Twitter, that attack succeeded because the perpetrators were able to social engineer several Twitter employees over the phone into giving away access to internal Twitter tools.

Cryptocurrency 364

Cryptocurrency VPN Scams Social Engineering 364

Krebs on Security

DECEMBER 8, 2022

Alex Holden is founder of Hold Security , a Milwaukee-based cybersecurity firm. .” The other involves carefully editing email inboxes of public company executives to make it appear that some were involved in insider trading. Holden’s team gained visibility into discussions among members of two different ransom groups: CLOP (a.k.a.

Healthcare 330

Healthcare Backups Ransomware Insurance 330

Krebs on Security

OCTOBER 20, 2022

Cybersecurity firm Mandiant (recently acquired by Google ) told Bloomberg that hackers working for the North Korean government have been copying resumes and profiles from leading job listing platforms LinkedIn and Indeed , as part of an elaborate scheme to land jobs at cryptocurrency firms.

Accountability 327

Accountability Cryptocurrency Scams CISO 327

Krebs on Security

NOVEMBER 16, 2022

This candid view inside the Disneyland Team comes from Alex Holden , founder of the Milwaukee-based cybersecurity consulting firm Hold Security. Holden’s analysts gained access to a Web-based control panel the crime group has been using to keep track of victim credentials (see screenshot above).

Malware 336

Malware Banking Phishing DDOS 336

Krebs on Security

JULY 31, 2024

org — was registered in 2003 by the Anti-Phishing Working Group (APWG), a cybersecurity not-for-profit organization that closely tracks phishing attacks. For example, Infoblox found cybercriminal groups using a Sitting Duck domain called clickermediacorp[.]com com , which was initially registered on behalf of CBS Interactive Inc.

DNS 317

DNS Internet Internet Phishing 317

Krebs on Security

JANUARY 30, 2024

Allison Nixon , chief research officer at the New York cybersecurity consultancy Unit 221B , said the increasing brazenness of many Com members is a function of how long it has taken federal authorities to go after guys like Sosa. ” NO FIXED ADDRESS The Daytona Beach News-Journal reports that Urban was arrested Jan.

Social Engineering 359

Social Engineering Mobile Passwords Cybercrime 359

Krebs on Security

SEPTEMBER 1, 2023

“We will continue to work with registrars, cybersecurity firms and other stakeholders to make progress with this complex challenge.” .” “We stand against DNS abuse in any form and maintain multiple systems and protocols to protect all the TLDs we operate,” the statement continued.

Phishing 300

Phishing Telecommunications Government DNS 300

Krebs on Security

OCTOBER 5, 2022

Cybersecurity firm Mandiant (recently acquired by Google ) told Bloomberg that hackers working for the North Korean government have been copying resumes and profiles from leading job listing platforms LinkedIn and Indeed, as part of an elaborate scheme to land jobs at cryptocurrency firms.

Accountability 320

Accountability Scams Artificial Intelligence Cryptocurrency 320

Krebs on Security

AUGUST 2, 2022

re abruptly announced it was permanently closing after a cybersecurity breach allowed unknown intruders to trash its servers and delete customer data and backups. Compounding the problem, several remaining malware-based proxy services have chosen to block new registrations to avoid swamping their networks with a sudden influx of customers.

Malware 323

Malware Cybercrime Internet Internet 323

Krebs on Security

SEPTEMBER 5, 2023

Which is why the best practice for many cybersecurity enthusiasts has long been to store their seed phrases either in some type of encrypted container — such as a password manager — or else inside an offline, special-purpose hardware encryption device, such as a Trezor or Ledger wallet.

Cryptocurrency 362

Cryptocurrency Passwords Encryption Accountability 362

Krebs on Security

SEPTEMBER 26, 2024

Alex Holden is founder of the Milwaukee-based cybersecurity firm Hold Security. Holden has long maintained visibility into cryptocurrency transactions made by BriansClub.

Cryptocurrency 301

Cryptocurrency Cybercrime Retail Government 301

Security Boulevard

AUGUST 16, 2022

Earlier this month, the administrator of the cybercrime forum Breached received a cease-and-desist letter from a cybersecurity firm. The missive alleged that an auction on the site for data stolen from 10 million customers of Mexico’s second-largest bank was fake news and harming the bank’s reputation.

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Data breaches Banking Cybercrime Cybersecurity 52

Krebs on Security

FEBRUARY 28, 2023

Allison Nixon is chief research officer for the New York City-based cybersecurity firm Unit 221B. These guys have crews that go and identify people who are high net worth individuals and who have a lot to lose.” “They underestimate these actors and say this person isn’t technically sophisticated,” she said.

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Mobile Phishing Authentication Advertising 344

Krebs on Security

MARCH 22, 2023

A new cybersecurity strategy released earlier this month by the Biden administration singled out China as the greatest cyber threat to the U.S. The Pinduoduo suspension comes as lawmakers in Congress this week are gearing up to grill the CEO of TikTok over national security concerns. and Western interests.

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Malware eCommerce Mobile Media 328

Krebs on Security

JULY 10, 2024

” Fin7 once famously operated behind fake cybersecurity companies — with names like Combi Security and Bastion Secure — which they used for hiring security experts to aid in ransomware attacks. . “Our analysts have discovered numerous Stark Industries IPs that are solely dedicated to hosting FIN7 infrastructure.”

Phishing 322

Phishing Cybercrime Malware Software 322

Krebs on Security

JUNE 21, 2023

ANALYSIS As KrebsOnSecurity opined on Mastodon earlier this week , it makes a lot of sense for cybersecurity researchers and law enforcement alike to focus attention on the top players in the crypting space — for several reasons. responded that the email address spurtov@mail.ru is no longer active.

Malware 278

Malware Antivirus Cybercrime Hacking 278

Krebs on Security

FEBRUARY 2, 2021

Russian cybersecurity firm Group-IB published a report last year detailing the activities of ValidCC, noting the gang behind the crime shop was responsible for plundering nearly 700 e-commerce sites. “UltraRank combined attacks on single targets with supply chain attacks.”

Cybercrime 259

Cybercrime Media Accountability Hacking 259

Krebs on Security

SEPTEMBER 13, 2024

In June 2024, a Mandiant employee told Bloomberg that UNC5537 members have made death threats against cybersecurity experts investigating the hackers, and that in one case the group used artificial intelligence to create fake nude photos of a researcher to harass them.

Cybercrime 327

Cybercrime Accountability Mobile Hacking 327

Krebs on Security

APRIL 16, 2020

” Michael Daniel , president of the Cyber Threat Alliance — a cybersecurity industry group that’s also been working to fight COVID-19 related fraud — agreed, saying more pressure needs to be applied to the registrar community. “It’s either that or the government gets involved.

Cyber threats 327

Cyber threats Phishing Data collection Government 327

Krebs on Security

JANUARY 25, 2022

” “As soon as the issue was uncovered, the company initiated cybersecurity incident response measures to protect and secure its information; and notified law enforcement and regulators,” MSF wrote.

Financial Services 245

Financial Services Banking Accountability Identity Theft 245