Substitutes the following executable system files:
<SYSTEM32>\userinit.exe with <SYSTEM32>\userinit.exe
<SYSTEM32>\dllcache\userinit.exe with <SYSTEM32>\dllcache\userinit.exe
Malicious functions:
Executes the following:
<SYSTEM32>\rundll32.exe
Modifies file system :
Creates the following files:
<SYSTEM32>\skbuwa.dll
<SYSTEM32>\hvkuvl.dll
Deletes the following files:
<SYSTEM32>\userinit.exe
<SYSTEM32>\dllcache\userinit.exe
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