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YARA v4.3.0-rc1 --print-xor-key, (Sat, Dec 31st)

Details
Support Field: Computer Repair and Tech Support
Support Category: Virus, Spyware, & Malware Removal

YARA release candidate 1 for version 4.3.0 brings a new option for XOR strings: --print-xor-key

This option prints out the XOR key that matches an XOR string (0x41 in this example):

20221231-092601 YARA v4.3.0-rc1 --print-xor-key, (Sat, Dec 31st) | Computer Repair, Networking, and IT Support in Seattle, WA

Didier Stevens
Senior handler
Microsoft MVP
blog.DidierStevens.com

YARA release candidate 1 for version 4.3.0 brings a new option for XOR strings: --print-xor-key

This option prints out the XOR key that matches an XOR string (0x41 in this example):

20221231-092601 YARA v4.3.0-rc1 --print-xor-key, (Sat, Dec 31st) | Computer Repair, Networking, and IT Support in Seattle, WA

Didier Stevens
Senior handler
Microsoft MVP
blog.DidierStevens.com