- Distribution Method : Unknown
- MD5 : b31b57abd6851f61c2c75c2bc3c19788
- Major Detection Name : a variant of MSIL/Filecoder.Jigsaw.B (ESET), Ransom.Jigsaw.Generic (Malwarebytes)
- Encrypted File Pattern : .##ENCRYPTED_BY_pablukl0cker##
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\OfficeUpdate
- C:\Users\%UserName%\AppData\Local\OfficeUpdate\MicrosoftWordUpdate.exe
- C:\Users\%UserName%\AppData\Roaming\MozillaFirefoxUpdate
- C:\Users\%UserName%\AppData\Roaming\MozillaFirefoxUpdate\update.exe
- C:\Users\%UserName%\AppData\Roaming\System32Work
- C:\Users\%UserName%\AppData\Roaming\System32Work\Address.txt
- C:\Users\%UserName%\AppData\Roaming\System32Work\dr
- C:\Users\%UserName%\AppData\Roaming\System32Work\EncryptedFileList.txt
- Major Characteristics :
- Offline Encryption
- Ramsey Ransomware series
- The English and Polish users targeted
- Create a fake ".NET Framework Initialization Error" message
- Automatically delete encrypted files every hour
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