Ransomware Research

TeslaCrypt 3.0 Ransomware

TeslaCrypt 3.0 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2016, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
TeslaCrypt 3.0
First Seen
February 1, 2016

How TeslaCrypt 3.0 Ransomware Works

Targeted Files

Requires C&C

File Encryption Patterns

TeslaCrypt 3.0 modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..micro..xxx..ttt..mp3

Ransom Note and Payment Demands

After encrypting files, TeslaCrypt 3.0 displays ransom notes demanding payment for file recovery:

file/\bRecovery\+[a-z]{5}\.txt\b/

Ransom message:

notes/Recovery+eubpm.txt
file/\bRecovery\+[a-z]{5}\.html\b/
file/_RECoVERY_\+[a-z]{5}\.html$/

Ransom message:

notes/_RECoVERY_+ljdfh.html

Note locations:

EveryFolder
file/_RECoVERY_\+[a-z]{5}\.png$/

Ransom message:

notes/_RECoVERY_+ljdfh.png

Note locations:

EveryFolder
file/_RECoVERY_\+[a-z]{5}\.txt$/

Ransom message:

notes/_RECoVERY_+ljdfh.txt

Note locations:

EveryFolder
file/\+REcovER\+[a-z]{5}\+\.txt$/

Ransom message:

notes/+REcovER+wpiqn+.txt

Note locations:

EveryFolder
file/\+REcovER\+[a-z]{5}\+\.png$/

Ransom message:

notes/+REcovER+wpiqn+.png

Note locations:

EveryFolder
file/\bRecovery\+[a-z]{5}\.png\b/
file/help_recover_instructions\+[a-z0-9]{3}\.txt/

Ransom message:

notes/help_recover_instructions+sns.txt

Note locations:

EveryFolder
file/help_recover_instructions\+[a-z0-9]{3}\.html/

Ransom message:

notes/help_recover_instructions+sns.html

Note locations:

EveryFolder
file/help_recover_instructions\+[a-z0-9]{3}\.png/

Ransom message:

notes/help_recover_instructions+djr.png

Note locations:

EveryFolder
file/_H_e_l_p_RECOVER_INSTRUCTIONS\+[a-z0-9]{3}\.png/

Note locations:

EveryFolder
file/_H_e_l_p_RECOVER_INSTRUCTIONS\+[a-z0-9]{3}\.txt/
file/_H_e_l_p_RECOVER_INSTRUCTIONS\+[a-z0-9]{3}\.htm/

Elastio Can Help You

Don't let TeslaCrypt 3.0 ransomware take over your data

Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.

Learn MoreRequest a Demo

About This Analysis

This TeslaCrypt 3.0 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 TeslaCrypt 3.0.

Last updated: July 30, 2025

Recent Ransomware

Explore other threats in our database

View all ransomware