Krebs on Security

DECEMBER 2, 2020

For at least the third time in its existence, OGUsers — a forum overrun with people looking to buy, sell and trade access to compromised social media accounts — has been hacked. An offer by the apparent hackers of OGUsers, offering to remove account information from the eventual database leak in exchange for payment.

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Accountability Hacking Scams Media 349

Security Affairs

NOVEMBER 18, 2024

T-Mobile confirmed being a victim of recent hacking campaigns linked to China-based threat actors targeting telecom companies. T-Mobile confirms it was hacked as part of a long-running cyber espionage campaign targeting Telco companies. The bad news is that this isn’t the first incident suffered by T-Mobile.

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Mobile Telecommunications Data breaches Hacking 113

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 334

Troy Hunt

OCTOBER 2, 2020

The vulnerability allow an attacker to hijack any account. On a surface of it, things looked bad: complete account takeover with a very trivial attack. All I needed was for Scott to create an account and let me know the email address he used which in this case, was test@scotthelme.co.uk. Full account takeover.

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Accountability Hacking Passwords InfoSec 363

Krebs on Security

JANUARY 16, 2025

Those who fall for the scam are asked to provide payment card data, and eventually will be asked to supply a one-time password sent via SMS or a mobile authentication app. Notably, none of the phishing pages will even load unless the website detects that the visitor is coming from a mobile device.

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Phishing Scams Mobile Passwords 304

Krebs on Security

APRIL 10, 2025

China-based purveyors of SMS phishing kits are enjoying remarkable success converting phished payment card data into mobile wallets from Apple and Google. If the visitor supplies that one-time code, their payment card is then added to a new mobile wallet on an Apple or Google device that is physically controlled by the phishers.

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Phishing Banking Mobile Retail 215

Krebs on Security

FEBRUARY 5, 2020

Many modern vehicles let owners use the Internet or a mobile device to control the car’s locks, track location and performance data, and start the engine. A master reset (carried out via the vehicle’s SYNC infotainment screen by a customer or dealer) disassociates the vehicle from all current accounts.

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Mobile Engineering Internet Internet 337

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. Gemini shared a new sales thread on a Russian-language crime forum that included my ParkMobile account information in the accompanying screenshot of the stolen data.

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Mobile Passwords Accountability Cybercrime 362

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

Tech Republic Security

JANUARY 24, 2023

The criminals took advantage of an API to grab personal details such as customer names, billing addresses, email addresses, phone numbers, dates of birth, and T-Mobile account numbers. The post How hackers stole the personal data of 37 million T-Mobile customers appeared first on TechRepublic.

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Mobile Accountability Data breaches Phishing 216

Krebs on Security

MAY 19, 2021

Many online services allow users to reset their passwords by clicking a link sent via SMS, and this unfortunately widespread practice has turned mobile phone numbers into de facto identity documents. Which means losing control over one thanks to a divorce, job termination or financial crisis can be devastating.

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Mobile Wireless Accountability Authentication 362

Krebs on Security

NOVEMBER 21, 2024

technology companies between 2021 and 2023, including LastPass , MailChimp , Okta , T-Mobile and Twilio. That Joeleoli moniker registered on the cybercrime forum OGusers in 2018 with the email address joelebruh@gmail.com , which also was used to register accounts at several websites for a Joel Evans from North Carolina.

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Identity Theft Phishing Cryptocurrency Accountability 258

Krebs on Security

NOVEMBER 28, 2022

A recent scoop by Reuters revealed that mobile apps for the U.S. But that story omitted an important historical detail about Pushwoosh: In 2013, one of its developers admitted to authoring the Pincer Trojan , malware designed to surreptitiously intercept and forward text messages from Android mobile devices. “Pushwoosh Inc.

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Mobile Malware Technology Government 291

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 359

SecureList

NOVEMBER 29, 2024

Non-mobile statistics IT threat evolution in Q3 2024. Mobile statistics The statistics presented here are based on detection verdicts by Kaspersky products and services received from users who consented to providing statistical data. IT threat evolution in Q3 2024 IT threat evolution in Q3 2024.

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Mobile Adware Ransomware Malware 105

The Last Watchdog

AUGUST 19, 2021

At the start of this week, word got out that hackers claimed to have seized personal data for as many as 100 million T-Mobile patrons. According to the attackers, this was a configuration issue on an access point T-Mobile used for testing. T-Mobile left a gate left wide open for attackers – and attackers just had to find the gate.”.

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Mobile Data breaches Authentication Accountability 235

Krebs on Security

AUGUST 12, 2020

Several stories here have highlighted the importance of creating accounts online tied to your various identity, financial and communications services before identity thieves do it for you. ” In short, although you may not be required to create online accounts to manage your affairs at your ISP, the U.S. .”

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Accountability Mobile Banking Passwords 359

Krebs on Security

MARCH 16, 2021

SMS text messages were already the weakest link securing just about anything online, mainly because there are tens of thousands of employees at mobile stores who can be tricked or bribed into swapping control over a mobile phone number to someone else. The “how they did it” was sickeningly simple.

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Telecommunications Mobile Accountability Wireless 363

Malwarebytes

FEBRUARY 11, 2025

Once the passwords are sold, the new, malicious owners will attempt to use individual passwords for a variety of common online accountstesting whether, say, an email account password is the same one used for a victims online banking system, their mortgage payment platform, or their Social Security portal.

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Phishing Passwords Mobile Authentication 128

Krebs on Security

NOVEMBER 3, 2020

Two young men from the eastern United States have been hit with identity theft and conspiracy charges for allegedly stealing bitcoin and social media accounts by tricking employees at wireless phone companies into giving away credentials needed to remotely access and modify customer account information. Prosecutors say Jordan K.

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Scams Wireless Identity Theft Mobile 344

Krebs on Security

OCTOBER 1, 2021

Federal Communications Commission (FCC) is asking for feedback on new proposed rules to crack down on SIM swapping and number port-out fraud, increasingly prevalent scams in which identity thieves hijack a target’s mobile phone number and use that to wrest control over the victim’s online identity.

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Wireless Mobile Passwords Authentication 347

Security Affairs

MARCH 29, 2025

Crocodilus steals OTP codes from Google Authenticator via Accessibility Logging, enabling account takeovers. “The emergence of the Crocodilus mobile banking Trojan marks a significant escalation in the sophistication and threat level posed by modern malware. ” ThreatFabric concludes.

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Banking Mobile Identity Theft Malware 67

Schneier on Security

DECEMBER 18, 2020

Gizmodo is reporting that schools in the US are buying equipment to unlock cell phones from companies like Cellebrite: Gizmodo has reviewed similar accounting documents from eight school districts, seven of which are in Texas, showing that administrators paid as much $11,582 for the controversial surveillance technology.

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Surveillance Mobile Accountability Technology 363

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). million customers. He is currently in custody in a Turkish prison.

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Hacking Government Identity Theft Accountability 246

Krebs on Security

AUGUST 30, 2022

A recent spate of SMS phishing attacks from one cybercriminal group has spawned a flurry of breach disclosures from affected companies, which are all struggling to combat the same lingering security threat: The ability of scammers to interact directly with employees through their mobile devices. Image: Cloudflare.com. 2, and Aug.

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Mobile Phishing Authentication Accountability 344

Krebs on Security

OCTOBER 13, 2021

It also shows that phishers are attempting to sign up for new Coinbase accounts by the millions as part of an effort to identify email addresses that are already associated with active accounts. Rather, the bad guys understood that any attempts to sign up using an email address tied to an existing Coinbase account would fail.

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Passwords Phishing Accountability Mobile 363

Krebs on Security

JUNE 19, 2020

Hundreds of popular websites now offer some form of multi-factor authentication (MFA), which can help users safeguard access to accounts when their password is breached or stolen. Both are avid gamers on Microsoft’s Xbox platform, and for years their father managed their accounts via his own Microsoft account.

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Authentication Accountability Passwords Mobile 363

Krebs on Security

FEBRUARY 1, 2021

Authorities in the United Kingdom have arrested a 20-year-old man for allegedly operating an online service for sending high-volume phishing campaigns via mobile text messages. One of SMS Bandits’ key offerings: An “auto-shop” web panel for selling stolen account credentials. Image: osint.fans.

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Phishing Telecommunications Advertising Mobile 359

Security Affairs

OCTOBER 28, 2024

million mobile and fixed subscribers. The seller listed two databases for sale one containing 19,192,948 customer accounts and another including 5.11 “This suspected data breach reportedly affects Free Mobile and Freebox customers, with the data leak dating back to October 17, 2024, according to the cybercriminals.”

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Cyber Attacks Telecommunications Data breaches Banking 125

SecureWorld News

MARCH 20, 2025

Attackers are mimicking tournament brackets, betting promotions, and registration formstricking users into handing over credentials or linking bank accounts to fraudulent sites. A simple click on what seems like an innocent bracket challenge or promo offer can lead to compromised financial accounts before tipoff.

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Scams Social Engineering Mobile Phishing 84

Krebs on Security

DECEMBER 16, 2021

Nicholas Truglia was part of a group alleged to have stolen more than $100 million from cryptocurrency investors using fraudulent “SIM swaps,” scams in which identity thieves hijack a target’s mobile phone number and use that to wrest control over the victim’s online identities. Nicholas Truglia, holding bottle.

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Cryptocurrency Mobile Accountability Scams 363

Security Affairs

NOVEMBER 25, 2024

” An SMS blaster attack is a cyberattack where a large number of malicious or fraudulent SMS messages are sent to mobile devices within a specific area or to a targeted group. SMS blaster attacks can exploit vulnerabilities in mobile networks and typically require proximity to the targeted devices for localized attacks.

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Mobile Scams Technology Telecommunications 123

Krebs on Security

JANUARY 19, 2022

If you created an online account to manage your tax records with the U.S. account and share the experience here. even suggests using its own branded one-time code generating app, which can “push” a prompt to your mobile device for you to approve whenever you log in. The IRS says it will require ID.me McLean, Va.-based

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Mobile Accountability Insurance Government 364

Security Affairs

MARCH 28, 2025

. “Preliminary findings indicate that the suspects developed malware called Mamont, which they distributed via Telegram channels under the guise of safe mobile applications and video files. Crooks typically disguise the malicious code as legitimate mobile apps or video files.

Banking 114

Banking Computers and Electronics Mobile Malware 114

Krebs on Security

SEPTEMBER 29, 2021

.” Many websites now require users to supply both a password and a numeric code/OTP token sent via text message, or one generated by mobile apps like Authy and Google Authenticator. Once a target’s phone number has been entered, the bot does the rest of the work, ultimately granting access to whatever account has been targeted.

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Passwords Mobile Authentication Banking 348

Krebs on Security

DECEMBER 29, 2024

Much of my summer was spent reporting a story about how advertising and marketing firms have created a global free-for-all where anyone can track the daily movements and associations of hundreds of millions of mobile devices , thanks to the ubiquity of mobile location data that is broadly and cheaply available.

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Scams Cybercrime Cryptocurrency Social Engineering 226

Krebs on Security

AUGUST 25, 2023

19, 2023, someone targeted a T-Mobile phone number belonging to a Kroll employee “in a highly sophisticated ‘SIM swapping’ attack.” ” T-Mobile has not yet responded to requests for comment. . ” T-Mobile has not yet responded to requests for comment.

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Mobile Cyber Risk Data breaches Cryptocurrency 236