files to delete:
C:\WINDOWS\system32\doztys.dll
registry keys to delete:
HKLM\system\currentcontrolset\services\vnzmjs
HKLM\system\controlset001\services\vnzmjs
HKLM\system\controlset002\services\vnzmjs
HKLM\system\currentcontrolset\enum\root\legacy_vnz mjs
HKLM\system\controlset001\enum\root\legacy_vnzmjs
HKLM\system\controlset002\enum\root\legacy_vnzmjs
HKLM\system\currentcontrolset\services\srosa
HKLM\system\controlset001\services\srosa
HKLM\system\controlset002\services\srosa
HKLM\system\currentcontrolset\enum\root\legacy_sro sa
HKLM\system\controlset001\enum\root\legacy_srosa
HKLM\system\controlset002\enum\root\legacy_srosa