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Perfectl Malware

Schneier on Security

Perfectl in an impressive piece of malware: The malware has been circulating since at least 2021. The researchers are calling the malware Perfctl, the name of a malicious component that surreptitiously mines cryptocurrency. The naming convention is one of the many ways the malware attempts to escape notice of infected users.

Malware 264
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Delivering Malware Through Abandoned Amazon S3 Buckets

Schneier on Security

The TL;DR is that this time, we ended up discovering ~150 Amazon S3 buckets that had previously been used across commercial and open source software products, governments, and infrastructure deployment/update pipelines—and then abandoned. ”, we naively thought to ourselves. But there’s a second dimension to this attack.

Malware 298
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Oops: DanaBot Malware Devs Infected Their Own PCs

Krebs on Security

government today unsealed criminal charges against 16 individuals accused of operating and selling DanaBot , a prolific strain of information-stealing malware that has been sold on Russian cybercrime forums since 2018. DanaBot’s features, as promoted on its support site. Image: welivesecurity.com. Today, the U.S.

Malware 250
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Notorious Malware, Spam Host “Prospero” Moves to Kaspersky Lab

Krebs on Security

“If you need a server for a botnet, for malware, brute, scan, phishing, fakes and any other tasks, please contact us,” BEARHOST’s ad on one forum advises. A fake browser update page pushing mobile malware. And BEARHOST has been cultivating its reputation since at least 2019. Image: Intrinsec.

Malware 262
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XDigo Malware Exploits Windows LNK Flaw in Eastern European Government Attacks

The Hacker News

Cybersecurity researchers have uncovered a Go-based malware called XDigo that has been used in attacks targeting Eastern European governmental entities in March 2025.

Malware 125
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FBI deleted China-linked PlugX malware from over 4,200 US computers

Security Affairs

The FBI has removed Chinese PlugX malware from over 4,200 computers in networks across the United States, the U.S. The Justice Department and FBI, along with international partners, announced they deleted PlugX malware from thousands of infected computers worldwide as part of a multi-month law enforcement operation.

Malware 123
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Ransomhub ransomware gang claims the hack of Mexican government Legal Affairs Office

Security Affairs

Mexico’s president announced the government is investigating an alleged ransomware hack that targeted the administration’s legal affairs office. The authorities launched an investigation after the ransomware gang Ransomhub claimed the attack and published samples of personal information from a database of government.