Ransomware Research
FLKR Ransomware
FLKR is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2016, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Morf56, JabberLover, Jackpot.
Quick Facts
- Ransomware Family
- FLKR
- First Seen
- December 1, 2016
- Known Aliases
- Morf56JabberLoverJackpot
How FLKR Ransomware Works
Targeted Files
https://www.bleepingcomputer.com/forums/t/665195/asdasd333defaultrs-ransomware/ Slow encryption
File Encryption Patterns
FLKR modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
._morf56@meta.ua_.+superuser111@0nl1ne.at.+jabber-hellobuddy@sj.ms.+jabber-winnipyh123@sj.ms.+jabber-theone@safetyjabber.com.+jackpot@jabber.cd._bigdick333@jabber.cd.+cccrraab@jabber.cdRansom Note and Payment Demands
After encrypting files, FLKR displays ransom notes demanding payment for file recovery:
INSTR.txtRansom message:
notes/INSTR.txt
INSTRUCTION.txtRansom message:
notes/INSTRUCTION.txt
Note locations:
EveryFolderINSTRUCTIONX.txtRansom message:
notes/INSTRUCTIONX.txt
INSTRUCTIONS.txtRansom message:
notes/INSTRUCTIONS.txt
INSTRUCT.txtRansom message:
notes/INSTRUCT.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with FLKR ransomware:
flkr.exe.binflkr.exewinmonitorwinsysmon.exe
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About This Analysis
This FLKR 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 FLKR.
Last updated: July 30, 2025