Krebs on Security

MARCH 4, 2021

This is notable because ICQ numbers tied to specific accounts often are a reliable data point that security researchers can use to connect multiple accounts to the same user across many forums and different nicknames over time. Everyone’s account passwords were forcibly reset. Pass this information to people you know.

Cybercrime 363

Cybercrime Hacking Passwords Accountability 363

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.

Accountability 338

Accountability Advertising Hacking Cybercrime 338

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.

Hacking 341

Hacking Cybercrime Passwords Authentication 341

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.

Accountability 362

Accountability Identity Theft Hacking Insurance 362

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.

Accountability 330

Accountability Hacking Media Mobile 330

Krebs on Security

NOVEMBER 21, 2024

The targeted SMS scams asked employees to click a link and log in at a website that mimicked their employer’s Okta authentication page. Those accounts state that the intruders assaulted Tylerb’s mother in the home invasion, and that they threatened to burn him with a blowtorch if he didn’t give up the keys to his cryptocurrency wallets.

Identity Theft 249

Identity Theft Phishing Cryptocurrency Accountability 249

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.

Cybercrime 249

Cybercrime Passwords Identity Theft Accountability 249

SecureWorld News

FEBRUARY 3, 2025

In a significant victory against cybercrime, U.S. Cybercrime as a service: an evolving threat As cybercriminals continue to develop more sophisticated and accessible tools, law enforcement agencies worldwide are struggling to keep pace. For every criminal group disrupted, multiple others remain active or emerge to take their place."

Phishing 110

Phishing Cybercrime Scams Authentication 110

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).

Hacking 237

Hacking Government Identity Theft Accountability 237

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.

Accountability 250

Accountability Passwords Advertising Penetration Testing 250

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. But on Sept.

Cybercrime 338

Cybercrime Passwords Authentication Malware 338

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.

Cybercrime 124

Cybercrime Phishing Accountability Malware 124

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.

Mobile 358

Mobile Accountability Passwords Authentication 358

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. The service in question — kopeechka[.]store ” “Are you working on large volumes and are costs constantly growing? The service in question — kopeechka[.]store

Accountability 252

Accountability Scams Cryptocurrency Advertising 252

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.”

Hacking 332

Hacking Phishing Cybercrime Passwords 332

Krebs on Security

FEBRUARY 18, 2025

But a flurry of innovation from cybercrime groups in China is breathing new life into the carding industry, by turning phished card data into mobile wallets that can be used online and at main street stores. Thus, the authentication requirement for doing so defaulted to sending the customer a one-time code via SMS.

Phishing 279

Phishing Mobile Scams Retail 279

SecureWorld News

NOVEMBER 22, 2024

The United States Department of Justice (DOJ) has unsealed charges against five individuals accused of orchestrating sophisticated phishing campaigns tied to the notorious Scattered Spider cybercrime group. These types of fraudulent solicitations are ubiquitous and rob American victims of their hard-earned money with the click of a mouse.

Phishing 105

Phishing Identity Theft Cryptocurrency Cybercrime 105

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.

Passwords 345

Passwords Mobile Authentication Banking 345

Malwarebytes

OCTOBER 15, 2024

Unlike any other season in America, election season might bring the highest volume of advertisements sent directly to people’s homes, phones, and email accounts—and the accuracy and speed at which they come can feel invasive. The reasons could be obvious. When asked who , specifically, they were worried about, 73% said cybercriminals.

Scams 140

Scams Identity Theft Cybercrime Accountability 140

Security Affairs

OCTOBER 29, 2024

Change passwords : After malware removal, update passwords for key accounts (email, banking, work, social media) and enable two-factor authentication. Use a password manager : Simplifies managing strong, unique passwords across accounts. The following authorities participated in the Operation Magnus.

Identity Theft 125

Identity Theft Passwords Malware Banking 125

Krebs on Security

DECEMBER 13, 2022

Federal Bureau of Investigation (FBI) to build cyber and physical threat information sharing partnerships with the private sector, this week saw its database of contact information on more than 80,000 members go up for sale on an English-language cybercrime forum. Department of Defense. USDoD’s InfraGard sales thread on Breached.

Hacking 363

Hacking Energy and Utilities Cybercrime Accountability 363

Krebs on Security

APRIL 28, 2020

But you probably didn’t know that these fraudsters also can use caller ID spoofing to trick your bank into giving up information about recent transactions on your account — data that can then be abused to make their phone scams more believable and expose you to additional forms of identity theft.

Scams 363

Scams Banking Accountability Financial Services 363

eSecurity Planet

FEBRUARY 10, 2025

Since early 2022, there has been a 49 percent rise in phishing attempts capable of evading filters, with AI-generated threats accounting for nearly 5 percent of these attacks. This surge highlights a broader trend toward automation in cybercrime and signals that no email platform is immune.

Phishing 115

Phishing Artificial Intelligence Password Management Accountability 115

The Last Watchdog

SEPTEMBER 24, 2024

The growing threat of cybercrime, including ransomware attacks and large-scale data leaks, is also pushing individuals to take more control of their personal data. Credit monitoring services provide ongoing tracking of credit reports for suspicious activity, and some even offer insurance for identity theft-related losses.

Authentication 216

Authentication Identity Theft Banking Data breaches 216

Security Affairs

NOVEMBER 29, 2024

Phishing tool Rockstar 2FA targets Microsoft 365 credentials, it uses adversary-in-the-middle (AitM) attacks to bypass multi-factor authentication. Rockstar 2FA targets Microsoft 365 accounts and bypasses multi-factor authentication with adversary-in-the-middle (AitM) attacks. ” concludes the report.

Phishing 113

Phishing Accountability Authentication Advertising 113

Krebs on Security

SEPTEMBER 2, 2021

Here’s the story of a cybercrime group that compromises up to 100,000 email inboxes per day, and apparently does little else with this access except siphon gift card and customer loyalty program data that can be resold online. mail server responds “OK” = successful access). Why go after hotel or airline rewards?

Accountability 342

Accountability Authentication Passwords Hacking 342

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.

Banking 274

Banking Passwords Risk Accountability 274

Hacker's King

JANUARY 5, 2025

With this accessibility comes the critical issue of fake account detection. As our digital interactions grow, effective measures for fake account detection become essential to protect our online presence and maintain a safer environment. However, the reality is that fake Snapchat accounts do exist, posing threats to user privacy.

Accountability 52

Accountability Authentication Scams Cyber threats 52

Security Affairs

JANUARY 16, 2025

The botnet uses compromised MikroTik devices as SOCKS proxies, masking malicious traffic origins and enabling other actors to exploit them without authentication, amplifying its scale. ” It is unclear if the DNS misconfiguration has been done by accident, or a threat actors has done it by accessing the domains registrar account.

DNS 139

DNS Malware Firmware Authentication 139

Krebs on Security

MARCH 23, 2022

Microsoft and identity management platform Okta both this week disclosed breaches involving LAPSUS$ , a relatively new cybercrime group that specializes in stealing data from big companies and threatening to publish it unless a ransom demand is paid. Our investigation has found a single account had been compromised, granting limited access.

Social Engineering 331

Social Engineering Accountability Mobile Passwords 331

Krebs on Security

NOVEMBER 16, 2022

A financial cybercrime group calling itself the Disneyland Team has been making liberal use of visually confusing phishing domains that spoof popular bank brands using Punycode , an Internet standard that allows web browsers to render domain names with non-Latin alphabets like Cyrillic.

Malware 328

Malware Banking Phishing DDOS 328

Schneier on Security

MARCH 19, 2021

Too many networks use SMS as an authentication mechanism. Once the hacker is able to reroute a target’s text messages, it can then be trivial to hack into other accounts associated with that phone number. In this case, the hacker sent login requests to Bumble, WhatsApp, and Postmates, and easily accessed the accounts.

Authentication 341

Authentication Accountability Advertising Mobile 341

Krebs on Security

SEPTEMBER 2, 2024

agency , a once popular online service that helped attackers intercept the one-time passcodes (OTPs) that many websites require as a second authentication factor in addition to passwords. Three men in the United Kingdom have pleaded guilty to operating otp[.]agency A statement published Aug. 30 by the U.K.’s Just hang up, full stop.

Accountability 294

Accountability Banking Passwords Scams 294

Krebs on Security

JUNE 1, 2023

Code-signing certificates are supposed to help authenticate the identity of software publishers, and provide cryptographic assurance that a signed piece of software has not been altered or tampered with. One of Megatraffer’s ads on an English-language cybercrime forum. user account — this one on Verified[.]ru

Malware 300

Malware Cybercrime Software Accountability 300

Krebs on Security

JANUARY 30, 2024

In each attack, the victims saw their email and financial accounts compromised after suffering an unauthorized SIM-swap, wherein attackers transferred each victim’s mobile phone number to a new device that they controlled. Prosecutors say Noah Michael Urban of Palm Coast, Fla., Twilio disclosed in Aug. On July 28 and again on Aug.

Social Engineering 355

Social Engineering Mobile Passwords Cybercrime 355

eSecurity Planet

AUGUST 19, 2022

One new tactic hackers have been using is to steal cookies from current or recent web sessions to bypass multi-factor authentication (MFA). The “cookie-stealing cybercrime spectrum” is broad, the researchers wrote, ranging from “entry-level criminals” to advanced adversaries, using various techniques.

Authentication 142

Authentication Password Management Passwords Malware 142

Krebs on Security

MARCH 31, 2022

On Tuesday, KrebsOnSecurity warned that hackers increasingly are using compromised government and police department email accounts to obtain sensitive customer data from mobile providers, ISPs and social media companies. 30, Bug posted a sales thread to the cybercrime forum Breached[.]co Today, one of the U.S.

Government 312

Government Accountability Education Media 312