Krebs on Security

FEBRUARY 4, 2025

The FBI joined authorities across Europe last week in seizing domain names for Cracked and Nulled , English-language cybercrime forums with millions of users that trafficked in stolen data, hacking tools and malware. The email address used for those accounts was f.grimpe@gmail.com. “Finndev.” ” Image: Ke-la.com.

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Krebs on Security

MARCH 4, 2021

In two of the intrusions, the attackers made off with the forums’ user databases, including email and Internet addresses and hashed passwords. On Tuesday, someone dumped thousands of usernames, email addresses and obfuscated passwords on the dark web apparently pilfered from Mazafaka (a.k.a. ” On Feb.

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Cybercrime Hacking Passwords Accountability 364

Troy Hunt

FEBRUARY 25, 2025

We've also added 244M passwords we've never seen before to Pwned Passwords and updated the counts against another 199M that were already in there. This is just one of many channels involved in cybercrime, but it's noteworthy due to the huge amount of freely accessible data.

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Passwords Accountability VPN Malware 359

Security Affairs

NOVEMBER 21, 2024

Justice Department charged five suspects linked to the Scattered Spider cybercrime gang with wire fraud conspiracy. Justice Department charged five alleged members of the cybercrime gang Scattered Spider (also known as UNC3944 , 0ktapus ) with conspiracy to commit wire fraud. ” reads the press release published by DoJ. .

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Cybercrime Identity Theft Cryptocurrency Phishing 109

Security Affairs

FEBRUARY 2, 2025

and Dutch authorities seized 39 domains and servers linked to the HeartSender cybercrime group based in Pakistan. A joint law enforcement operation led to the seizure of 39 domains tied to a Pakistan-based HeartSender cybercrime group (aka Saim Raza and Manipulators Team) known for selling hacking and fraud tools.

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Cybercrime Advertising Phishing Hacking 109

Krebs on Security

MARCH 10, 2020

FBI officials last week arrested a Russian computer security researcher on suspicion of operating deer.io , a vast marketplace for buying and selling stolen account credentials for thousands of popular online services and stores. also is a favored marketplace for people involved in selling phony social media accounts.

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Accountability Advertising Hacking Cybercrime 355

Krebs on Security

JUNE 15, 2021

This post explores answers to those questions, as well as some of the ways Trickbot and other organized cybercrime gangs gradually recruit, groom and trust new programmers. Alla Witte’s personal website — allawitte[.]nl nl — circa October 2018. 6 in Miami, Fla. law enforcement agencies. Image: DOJ.

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Cybercrime Ransomware Passwords Banking 358

Krebs on Security

SEPTEMBER 29, 2021

In February, KrebsOnSecurity wrote about a novel cybercrime service that helped attackers intercept the one-time passwords (OTPs) that many websites require as a second authentication factor in addition to passwords. And all of them operate via Telegram , a cloud-based instant messaging system.

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Passwords Mobile Authentication Banking 343

Malwarebytes

JANUARY 15, 2025

Table of contents Overview Criminals impersonate Google Ads Lures hosted on Google Sites Phishing for Google account credentials Victimology Who is behind these campaigns? The scheme consists of stealing as many advertiser accounts as possible by impersonating Google Ads and redirecting victims to fake login pages.

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Krebs on Security

APRIL 8, 2019

Almost exactly one year ago, KrebsOnSecurity reported that a mere two hours of searching revealed more than 100 Facebook groups with some 300,000 members openly advertising services to support all types of cybercrime, including spam, credit card fraud and identity theft. Facebook responded by deleting those groups.

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Cybercrime Passwords Identity Theft Accountability 261

Krebs on Security

MARCH 13, 2019

[ NASDAQ: SZMK ] says it is investigating a security incident in which a hacker was reselling access to a user account with the ability to modify ads and analytics for a number of big-name advertisers. He acknowledged that the purloined account had the ability to add or modify the advertising creatives that get run on customer ad campaigns.

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Krebs on Security

JANUARY 21, 2022

Criminals ripping off other crooks is a constant theme in the cybercrime underworld; Accountz Club’s slogan — “the best autoshop for your favorite shops’ accounts” — just normalizes this activity by making logins stolen from users of various cybercrime shops for sale at a fraction of their account balances.

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Krebs on Security

AUGUST 5, 2019

If you bank online and choose weak or re-used passwords, there’s a decent chance your account could be pilfered by cyberthieves — even if your bank offers multi-factor authentication as part of its login process. Crooks are constantly probing bank Web sites for customer accounts protected by weak or recycled passwords.

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Krebs on Security

FEBRUARY 4, 2021

Facebook, Instagram , TikTok , and Twitter this week all took steps to crack down on users involved in trafficking hijacked user accounts across their platforms. Facebook said it targeted a number of accounts tied to key sellers on OGUsers, as well as those who advertise the ability to broker stolen account sales. THE MIDDLEMEN.

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Accountability Hacking Media Mobile 327

Krebs on Security

JANUARY 19, 2023

T-Mobile today disclosed a data breach affecting tens of millions of customer accounts, its second major data exposure in as many years. In a filing with federal regulators, T-Mobile said an investigation determined that someone abused its systems to harvest subscriber data tied to approximately 37 million current customer accounts.

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Mobile Accountability Data breaches Identity Theft 338

Troy Hunt

MAY 27, 2021

Both these announcements are being made at a time where Pwned Passwords is seeing unprecedented growth: Getting closer and closer to the 1B requests a month mark for @haveibeenpwned 's Pwned Passwords. Speaking of natural fits, Pwned Passwords is perfect for this model and that's why we're starting here.

Passwords 363

Passwords Accountability Cybercrime Authentication 363

Krebs on Security

APRIL 30, 2025

A 23-year-old Scottish man thought to be a member of the prolific Scattered Spider cybercrime group was extradited last week from Spain to the United States, where he is facing charges of wire fraud, conspiracy and identity theft. Tyler Buchanan, being escorted by Spanish police at the airport in Palma de Mallorca in June 2024. ” U.S.

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Krebs on Security

NOVEMBER 21, 2024

The bot allowed the attackers to use the phished username, password and one-time code to log in as that employee at the real employer website. The phishing kits used for these campaigns featured a hidden Telegram instant message bot that forwarded any submitted credentials in real-time. Click to enlarge.

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The Last Watchdog

NOVEMBER 22, 2021

More Americans than ever are working remotely and seeking out entertainment online, and this increase of internet activity has fueled a dramatic spike in cybercrime. With so much critical data now stored in the cloud, how can people protect their accounts? Proper password hygiene doesn’t require a degree in rocket science.

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Krebs on Security

AUGUST 6, 2020

A group of thieves thought to be responsible for collecting millions in fraudulent small business loans and unemployment insurance benefits from COVID-19 economic relief efforts gathered personal data on people and businesses they were impersonating by leveraging several compromised accounts at a little-known U.S.

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Accountability Identity Theft Hacking Insurance 363

Krebs on Security

SEPTEMBER 13, 2023

The FBI responded by reverifying InfraGard members and by seizing the cybercrime forum where the data was being sold. In a post on the English language cybercrime forum BreachForums , USDoD leaked information on roughly 3,200 Airbus vendors, including names, addresses, phone numbers, and email addresses. But on Sept.

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Security Affairs

OCTOBER 29, 2024

The two infostealers allowed operators to harvest usernames, passwords, contact info, and crypto-wallets from victims, the threat actors sold this data to criminals for financial theft and hacking. Use a password manager : Simplifies managing strong, unique passwords across accounts.

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Identity Theft Passwords Malware Banking 124

Krebs on Security

JUNE 15, 2024

A 22-year-old man from the United Kingdom arrested this week in Spain is allegedly the ringleader of Scattered Spider , a cybercrime group suspected of hacking into Twilio , LastPass , DoorDash , Mailchimp , and nearly 130 other organizations over the past two years. man arrested was a SIM-swapper who went by the alias “ Tyler.”

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Hacking Cybercrime Phishing Passwords 343

Krebs on Security

APRIL 6, 2021

To my mind, this just reinforces the need to remove mobile phone numbers from all of your online accounts wherever feasible. The HaveIBeenPwned project, which collects and analyzes hundreds of database dumps containing information about billions of leaked accounts, has incorporated the data into his service. According to a Jan.

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Mobile Accountability Passwords Authentication 357

Krebs on Security

FEBRUARY 26, 2025

At the end of 2023, malicious hackers learned that many companies had uploaded sensitive customer records to accounts at the cloud data storage service Snowflake that were protected with little more than a username and password (no multi-factor authentication needed).

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Hacking Government Identity Theft Accountability 257

Security Affairs

APRIL 27, 2025

Microsoft warns that threat actor Storm-1977 is behind password spraying attacksagainst cloud tenants in the education sector. Over the past year, Microsoft Threat Intelligence researchers observed a threat actor, tracked as Storm-1977, using AzureChecker.exe to launch password spray attacks against cloud tenants in the education sector.

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Education Passwords Accountability Encryption 73

Krebs on Security

JUNE 6, 2023

One of the most expensive aspects of any cybercriminal operation is the time and effort it takes to constantly create large numbers of new throwaway email accounts. However, far more interesting is their program for rewarding people who choose to sell Kopeechka usernames and passwords for working email addresses.

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SecureWorld News

MARCH 27, 2025

In today's digital world, cybercrime is a threat to our private data and security. And with Americans owning an average of 24 electronic items in their homes , neglecting to dispose of these items correctly is putting individuals at significant risk of cybercrime. What is cybercrime? It's time to change it.

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Cybercrime Computers and Electronics Passwords Hacking 72

Krebs on Security

APRIL 12, 2021

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, dates of birth, phone numbers, license plate numbers, hashed passwords and mailing addresses. The breach comes at a tricky time for ParkMobile.

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Mobile Passwords Accountability Cybercrime 361

Security Affairs

OCTOBER 28, 2024

Free disclosed a cyber attack over the weekend after a threat actor attempted to sell the stolen data on a popular cybercrime forum. “No passwords” , “no bank cards” , “no content of communications (emails, SMS, voice messages, etc.)” million IBAN details.

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Cyber Attacks Telecommunications Data breaches Banking 125

Krebs on Security

APRIL 4, 2023

Several domain names tied to Genesis Market , a bustling cybercrime store that sold access to passwords and other data stolen from millions of computers infected with malicious software, were seized by the Federal Bureau of Investigation (FBI) today. ” a cybercrime forum ad for Genesis enthused. 21, 2023. .”

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Marketing Passwords Cybercrime Banking 363

Krebs on Security

OCTOBER 31, 2022

A 26-year-old Ukrainian man is awaiting extradition from The Netherlands to the United States on charges that he acted as a core developer for Raccoon , a popular “malware-as-a-service” offering that helped paying customers steal passwords and financial data from millions of cybercrime victims. The Raccoon v. Image: USDOJ.

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The Last Watchdog

FEBRUARY 4, 2025

Identity security vendors have focused narrowly on securing corporate accounts, leaving organizations vulnerable to cybercriminals exploiting the broader identity exposures of employees, consumers, and suppliers. A shift to an identity-centric perspective is needed, particularly as the scope of identity exposures continues to grow.

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Krebs on Security

NOVEMBER 6, 2023

Last week, KrebsOnSecurity broke the news that one of the largest cybercrime services for laundering stolen merchandise was hacked recently, exposing its internal operations, finances and organizational structure. Apathyp told the proprietor that his chosen password on the service was “ 12Apathy.” As detailed in this Nov.

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Passwords Cybercrime Accountability Hacking 311

Security Affairs

APRIL 7, 2025

A 20-year-old man linked to the Scattered Spider cybercrime group has pleaded guilty to charges filed in Florida and California. ” Source News4Jax The charges relate to his alleged role in the Scattered Spider cybercrime group (also known as UNC3944 , 0ktapus ). .” ” reported News4Jax.

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Security Affairs

APRIL 22, 2025

Japan s Financial Services Agency (FSA) warns of hundreds of millions in unauthorized trades linked to hacked brokerage accounts. billion yen Typically, attackers hijack victim accounts, sell held stocks, and use the proceeds to buy assets like Chinese stocks, which remain in the account post-attack.

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Financial Services Passwords Accountability Antivirus 119

Krebs on Security

APRIL 18, 2023

.'” MRMURZA Faceless is a project from MrMurza , a particularly talkative member of more than a dozen Russian-language cybercrime forums over the past decade. MrMurza’s Faceless advertised on the Russian-language cybercrime forum ProCrd. was used for an account “Hackerok” at the accounting service klerk.ru

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