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Chinese threat actors use Quad7 botnet in password-spray attacks

Security Affairs

Microsoft warns Chinese threat actors are using the Quad7 botnet to carry out password-spray attacks and steal credentials. Chinese threat actors use the Quad7 botnet in password-spray attacks to steal credentials, Microsoft warns. These routers are used to relay brute-force attacks on Microsoft 365 accounts.

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Ukraine Nabs Suspect in 773M Password ?Megabreach?

Krebs on Security

In January 2019, dozens of media outlets raised the alarm about a new “megabreach” involving the release of some 773 million stolen usernames and passwords that was breathlessly labeled “the largest collection of stolen data in history.” “ Sanixer “) from the Ivano-Frankivsk region of the country.

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How Coinbase Phishers Steal One-Time Passwords

Krebs on Security

A recent phishing campaign targeting Coinbase users shows thieves are getting cleverer about phishing one-time passwords (OTPs) needed to complete the login process. In each case, the phishers manually would push a button that caused the phishing site to ask visitors for more information, such as the one-time password from their mobile app.

Passwords 363
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Account Hijacking Site OGUsers Hacked, Again

Krebs on Security

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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‘War Dialing’ Tool Exposes Zoom’s Password Problems

Krebs on Security

But without the protection of a password, there’s a decent chance your next Zoom meeting could be “Zoom bombed” — attended or disrupted by someone who doesn’t belong. zWarDial, an automated tool for finding non-password protected Zoom meetings.

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Facebook, Instagram, TikTok and Twitter Target Resellers of Hacked Accounts

Krebs on Security

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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Sendgrid Under Siege from Hacked Accounts

Krebs on Security

Email service provider Sendgrid is grappling with an unusually large number of customer accounts whose passwords have been cracked, sold to spammers, and abused for sending phishing and email malware attacks. “And I just am not seeing anything this egregious in terms of viruses and spams from the other email service providers.”