article thumbnail

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.

article thumbnail

Ransomware Groups Turn to Intermittent Encryption to Speed Attack Times

eSecurity Planet

To accelerate the ransomware encryption process and make it harder to detect, cybercriminal groups have begun using a new technique: intermittent encryption. Intermittent encryption allows the ransomware encryption malware to encrypt files partially or only encrypt parts of the files.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Rorschach ransomware has the fastest file-encrypting routine to date

Security Affairs

A new ransomware strain named Rorschach ransomware supports the fastest file-encrypting routine observed to date. The experts pointed out that the Rorschach ransomware appears to be unique. The experts pointed out that the Rorschach ransomware appears to be unique. ” continues the analysis.

article thumbnail

Breaking the Zeppelin Ransomware Encryption Scheme

Schneier on Security

“If we can recover the RSA-512 Public Key from the registry, we can crack it and get the 256-bit AES Key that encrypts the files! . “If we can recover the RSA-512 Public Key from the registry, we can crack it and get the 256-bit AES Key that encrypts the files!” ” they wrote. Technical details.

article thumbnail

Expert warns of Turtle macOS ransomware

Security Affairs

The popular cybersecurity researcher Patrick Wardle dissected the new macOS ransomware Turtle used to target Apple devices. The popular cyber security researcher Patrick Wardle published a detailed analysis of the new macOS ransomware Turtle. The malware adds the extension “ TURTLERANSv0 ” to the filenames of encrypted files.

article thumbnail

Analysis of NoCry ransomware: A variant of the Judge ransomware

Security Affairs

Researchers at Tesorion released a decryptor for Judge ransomware that also decrypts files encrypted by the NoCry ransomware. In January this year, we published a blog post on our analysis of the Judge ransomware. After a few months, BleepingComputer wrote about a new variant of the Stupid ransomware, called NoCry.

article thumbnail

8Base ransomware operators use a new variant of the Phobos ransomware

Security Affairs

8Base ransomware operators were observed using a variant of the Phobos ransomware in a recent wave of attacks. Cisco Talos researchers observed 8Base ransomware operators using a variant of the Phobos ransomware in recent attacks. The ransomware component is then decrypted and loaded into the SmokeLoader process’ memory.