Ransomware Research

NoCry Ransomware

NoCry is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2021, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
NoCry
First Seen
October 1, 2021

How NoCry ransomware works

File modification behavior

NoCry updates file modification timestamps after encryption.

File encryption patterns

NoCry modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .Cry
  • .IHA

Ransom note and payment demands

After encrypting files, NoCry displays ransom notes demanding payment for file recovery:

fileHow To Decrypt My Files.html
notes/How To Decrypt My Files.html

Location: Desktop

message
notes/note.txt

Location: Login

screenshot
notes/Cry.png

Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with NoCry ransomware:

  • NoCry.exe
  • IHAransom.exe
  • sketchpro.exe

About this analysis

This NoCry ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like NoCry.

Last updated: October 9, 2025

Detection coverage

Elastio detects NoCry inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify NoCry across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.