How APTs target SMBs

Small and medium businesses (SMBs) are not exempt from being targeted by advanced persistent threat (APT) actors, according to Proofpoint researchers. By analyzing a year’s worth of APT campaign data they collected from the 200,000+ SMBs that have thei…

May 31, 2023
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Beware of the new phishing technique “file archiver in the browser” that exploits zip domains

“file archiver in the browser” is a new phishing technique that can be exploited by phishers when victims visit a .ZIP domain. A new phishing technique called “file archiver in the browser” can be used by phishers to “emulate” a file archiver software in a web browser when a victim visits a .ZIP domain. The […]

The post Beware of the new phishing technique “file archiver in the browser” that exploits zip domains appeared first on Security Affairs.

May 30, 2023
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Attackers use encrypted RPMSG messages in Microsoft 365 targeted phishing attacks

Experts warn of phishing attacks that are combining the use of compromised Microsoft 365 accounts and .rpmsg encrypted emails. Trustwave researchers have observed threat actors using encrypted RPMSG attachments sent via compromised Microsoft 365 accounts in a phishing campaign aimed at stealing Microsoft credentials. RPMSG files are used to deliver e-mails with Rights-Managed Email Object Protocol enabled. […]

The post Attackers use encrypted RPMSG messages in Microsoft 365 targeted phishing attacks appeared first on Security Affairs.

May 29, 2023
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