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Researchers Quietly Cracked Zeppelin Ransomware Keys

Krebs on Security

Peter is an IT manager for a technology manufacturer that got hit with a Russian ransomware strain called “ Zeppelin ” in May 2020. He’d been on the job less than six months, and because of the way his predecessor architected things, the company’s data backups also were encrypted by Zeppelin. ” they wrote.

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Spotting RATs: Delphi wrapper makes the analysis harder

Security Affairs

Experts observed an increase of the malware spreading using less-known archive types as dropper,in particular ISO image.Delphi wrapper makes analysis harder. Technical Analysis. As expected, the malicious payload is stored in the resource section in encrypted way (probably using a simple XOR-encryption). Introduction.

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Hades ransomware gang targets big organizations in the US

Security Affairs

Accenture security researchers published an analysis of the latest Hades campaign, which is ongoing since at least December 2020. . Experts discovered that threat actors targeted a large US transportation & logistics organization, a large US consumer products organization, and a global manufacturing organization.

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FBI published a flash alert on Mamba Ransomware attacks

Security Affairs

The Federal Bureau of Investigation (FBI) issued an alert to warn that the Mamba ransomware is abusing the DiskCryptor open source tool to encrypt entire drives. Mamba ransomware is one of the first malware that encrypted hard drives rather than files that was detected in public attacks.

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Holy Ghost ransomware operation is linked to North Korea

Security Affairs

The list of victims includes manufacturing organizations, banks, schools, and event and meeting planning companies. The researchers noticed that H0lyGh0st ransomware used custom tools created by the PLUTONIUM APT. The Holy Ghost ransomware appends the file extension.h0lyenc to filenames of encrypted files.

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New Linux Ransomware BlackSuit is similar to Royal ransomware

Security Affairs

According to government experts, the Royal ransomware attacks targeted numerous critical infrastructure sectors including, manufacturing, communications, healthcare and public healthcare (HPH), and education. ” reads the analysis published by TrendMicro. BlackSuit appends the . similarities in blocks, and 98.9%

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City of Dallas has set a budget of $8.5 million to mitigate the May Royal ransomware attack

Security Affairs

Once obtained access to the City’s network, the group performed reconnaissance and information-gathering activities using legitimate third-party remote management tools. The Royal group began reconnaissance activity in April 2023, and the analysis of system log data dates the beginning of the surveillance operations on April 7, 2023.