Ransomware Research
Rans-A Ransomware
Rans-A is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2023, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Rans-A
- First Seen
- March 1, 2023
How Rans-A Ransomware Works
Targeted Files
Skips header Encrypts first 0x18BBB0 bytes
File Encryption Patterns
Rans-A modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..RansRansom Note and Payment Demands
After encrypting files, Rans-A displays ransom notes demanding payment for file recovery:
HOW TO DECRYPT FILES.txtRansom message:
notes/HOW TO DECRYPT FILES.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Rans-A ransomware:
0E15Zu59ir11c6J.exe
Elastio Can Help You
Don't let Rans-A ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Rans-A ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Rans-A.
Last updated: July 30, 2025