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NSA on Authentication Hacks (Related to SolarWinds Breach)

Schneier on Security

The NSA has published an advisory outlining how “malicious cyber actors” are “are manipulating trust in federated authentication environments to access protected data in the cloud.” From the summary : Malicious cyberactors are abusing trust in federated authentication environments to access protected data.

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Hackers steal Windows NTLM authentication hashes in phishing attacks

Bleeping Computer

The hacking group known as TA577 has recently shifted tactics by using phishing emails to steal NT LAN Manager (NTLM) authentication hashes to perform account hijacks. [.]

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Change Healthcare hacked using stolen Citrix account with no MFA

Bleeping Computer

UnitedHealth confirms that Change Healthcare's network was breached by the BlackCat ransomware gang, who used stolen credentials to log into the company's Citrix remote access service, which did not have multi-factor authentication enabled. [.]

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Protecting Against Attacks on NTLM Authentication

Security Boulevard

Last week, Microsoft said in an SEC filing that that information stolen in a hack of senior leaders’ email accounts is now being used to “gain or attempt to gain access” to company source code repositories and other internal systems. The post Protecting Against Attacks on NTLM Authentication appeared first on Security Boulevard.

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SEC X Account Hack: SIM Swap Exposed Vulnerability

SecureWorld News

On January 9, during a period of heightened anticipation surrounding the potential approval of Bitcoin exchange-traded funds (ETFs), an unauthorized post appeared on the SEC's X account claiming the approval had been granted. This triggered a surge in Bitcoin's price before the SEC quickly debunked the post and attributed it to a hack.

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SEC X account hacked to hawk crypto-scams

Malwarebytes

We have seen several high-profile accounts that were taken over on X (formerly Twitter) only to be used for cryptocurrency related promotional activities, like expressing the approval of exchange-traded funds (ETFs). The @SECGov X account was compromised, and an unauthorized post was posted. You’re all set.

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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.