Are you currently seeing or system behaviors that suggest the infection is still active? Virus:Win32/Ramnit.P threat description - Microsoft
Experts strongly advise against manual removal because the virus can disguise its components in random locations, leading to a high risk of re-infection. Removal Of W32-Ramnit Is Now Possible – AZMATH
After any removal attempt, immediately change all passwords for critical accounts (banking, email, etc.) from a separate, clean device, as your credentials may have already been stolen. Are you currently seeing or system behaviors that