- Distribution Method : Installation via LokiBot malware
- MD5 : 2fec9bf50de5395f799b23a1099b10d6
- Major Detection Name : MSIL/Filecoder.Jigsaw.R (ESET), Ransom.Jigsaw (Malwarebytes)
- Encrypted File Pattern : .zemblax
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\Drpbx
- C:\Users\%UserName%\AppData\Local\Drpbx\drpbx.exe
- C:\Users\%UserName%\AppData\Roaming\Frfx
- C:\Users\%UserName%\AppData\Roaming\Frfx\firefox.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
- Create a fake ".NET Framework Initialization Error" message
- Automatically delete encrypted files every hour
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