- Distribution Method : Download file by user (.js)
- MD5 : 8139e350da0bda61c70fc8cbdefe4737
- Encrypted File Pattern : .<5~10-Digit Random Extension>
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\<Random>
- C:\Users\%UserName%\AppData\Local\<Random>\<Random>.txt
- Payment Instruction File : <Encryption Extension>+readme.txt
- Major Characteristics :
- Offline Encryption
- AnteFrigus / GandCrab Ransomware series
- File encryption using Windows PowerShell (C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe)
- Disable system restore using Windows PowerShell function (G e t - W m i O b j e c t W i n 3 2 _ S h a d o w c o p y | F o r E a c h - O b j e c t { $ _ . D e l e t e ( ) ; })
- Changes desktop background (C:\Users\%UserName%\AppData\Local\Temp\<Random>.bmp)
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