CockBlocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
Ransomware Family
CockBlocker
First Seen
November 1, 2016
How CockBlocker Ransomware Works
Targeted Files
Requires C&C
File Encryption Patterns
CockBlocker modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..hannah
Ransom Note and Payment Demands
After encrypting files, CockBlocker displays ransom notes demanding payment for file recovery:
message
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletion
Technical Indicators
Associated Executable Files
The following executable files are associated with CockBlocker ransomware:
Cockblocker.exe
Ransom.CBlocker.exe
cool.exe
6.exe
cockblocker.exe
mqhjzh.exe
aa
kYF2iEbnF.xdp
05601599.exe
Elastio Can Help You
Don't let CockBlocker ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
This CockBlocker 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 CockBlocker.