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Ransomware Research
LockCrypt Ransomware
LockCrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: LockCrypt 2.0.
Quick Facts
- Ransomware Family
- LockCrypt
- First Seen
- May 1, 2017
- Known Aliases
- LockCrypt 2.0
How LockCrypt Ransomware Works
Targeted Files
https://www.bleepingcomputer.com/forums/t/648384/lockcrypt-lock-support-topic-readmetxt/ https://app.any.run/tasks/f1d3c68b-7b09-427e-be8f-0356ed9fe1fc/ https://tria.ge/220607-tvmkwsgbfl/behavioral1 https://app.any.run/tasks/81e93581-f014-47fa-b460-6ded9c092969/ https://tria.ge/220131-ekc65sefcr/behavioral1 1df3d4da1ef11373966f54a6d67c38a223229f272438e1c6ec7cb4c1ea3ff3e2 -> Doesn't work on WIN10
File Encryption Patterns
LockCrypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..lock
..2018
..1btc
..mich
..BI_D
..BadNews
..BDKR
..LyaS
Ransom Note and Payment Demands
After encrypting files, LockCrypt displays ransom notes demanding payment for file recovery:
ReadMe.TxT
Ransom message:
notes/ReadMe.TxT
Restore Files.TxT
Ransom message:
notes/Restore Files.TxT
How To Restore Files.txt
Ransom message:
notes/How To Restore Files.txt
Note locations:
EveryFolder
How To Decode Files.hta
Ransom message:
notes/How To Decode Files.hta
Note locations:
EveryFolder
How To Restore Files.hta
Ransom message:
notes/How To Restore Files.hta
Note locations:
EveryFolder
Technical Indicators
Associated Executable Files
The following executable files are associated with LockCrypt ransomware:
locker.exe
d4d3f.exe
wwvcm.exe
myfile.exe
svchost.exe
FileEncrypter.exe
notepad+++.exe
NOTEPAD+++.EXE
searchfiles.exe
LockCrypt2.0.bin
Trojan.Ransom.LockCrypt.exe
Ransomware LockCrypt.exe
cc.exe
626.json
2018-09-21 LockCrypt2.0.exe
fcr.exe
CRYPT.EXE
RAP.exe
Recovery and Decryption Tools
Good news! Decryption tools are available for LockCrypt ransomware:
0
Elastio Can Help You
Don't let LockCrypt ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This LockCrypt 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 LockCrypt.
Last updated: July 30, 2025