Function at 0x4feb20
Capabilities:
Execute anti-debugging instructions

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff0
sub esp, 0x244
mov eax, dword [0x961870]
push ebx
push esi
mov esi, ecx
mov ecx, dword [0x96186c]
cmp ecx, eax
push edi
jae 0x4feb5c
mov dword [ecx], str.LtGsk
rdtsc
mov dword [esp + 0x18], eax
mov eax, dword [esp + 0x18]
mov dword [ecx + 4], eax
add ecx, 0xc
mov dword [0x96186c], ecx
fld dword [esi + 0x2c]
mov ebx, dword [ebp + 0xc]
fcomp dword [0x641de0]
mov eax, dword [ebx]
mov edi, dword [ebp + 8]
mov edx, dword [edi]
mov dword [esp + 0x18], eax
fnstsw ax
mov dword [esp + 0x1c], edx
test ah, 0x41
jne 0x4fec32
cmp ecx, dword [0x961870]
jae 0x4feba6
mov dword [ecx], str.StTim
rdtsc
mov dword [esp + 0x14], eax
mov edx, dword [esp + 0x14]
mov dword [ecx + 4], edx
add ecx, 0xc
mov dword [0x96186c], ecx
mov ecx, dword [ebx + 8]
fld dword [ecx + 0x10]
mov eax, dword [edi + 8]
fsub dword [ecx]
fld dword [ecx + 0x14]
fsub dword [ecx + 4]
fld dword [ecx + 0x18]
fsub dword [ecx + 8]
fstp dword [esp + 0xd8]
fld dword [eax + 0x10]
fsub dword [eax]
fld dword [eax + 0x14]
fsub dword [eax + 4]
fstp dword [esp + 0x74]
fld dword [eax + 0x18]
fsub dword [eax + 8]
fstp dword [esp + 0x78]
fxch st(2)
fsub st(2)
fstp dword [esp + 0xc0]
fstp st(1)
fsub dword [esp + 0x74]
fld dword [esp + 0xd8]
fsub dword [esp + 0x78]
fmul dword [esi + 0x28]
fxch st(1)
fmul dword [esi + 0x24]
faddp st(1)
fld dword [esp + 0xc0]
fmul dword [esi + 0x20]
faddp st(1)
fadd dword [ecx + 0xc]
fadd dword [eax + 0xc]
fsubr dword [esi + 0x2c]
fst dword [esi + 0x2c]
fcomp dword [0x641de0]
fnstsw ax
test ah, 0x41
je 0x4feef6
mov ecx, dword [0x96186c]
cmp ecx, dword [0x961870]
jae 0x4fec56
mov dword [ecx], str.StGsk
rdtsc
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x14]
mov dword [ecx + 4], eax
add ecx, 0xc
mov dword [0x96186c], ecx
mov ecx, dword [ebx + 8]
mov edx, dword [edi + 8]
add ecx, 0x20
push ecx
add edx, 0x20
push edx
lea ecx, [esp + 0x88]
call fcn.0054c890
mov edx, dword [esp + 0x18]
lea eax, [esp + 0xc0]
push eax
mov eax, dword [esp + 0x20]
lea ebx, [esi + 0xc]
push ebx
lea ecx, [esp + 0x88]
push ecx
push edx
push eax
lea ecx, [esp + 0xf4]
mov byte [esp + 0x100], 0
call fcn.00524690
test eax, eax
jne 0x4feef6
lea ecx, [esp + 0x20]
push ecx
lea edx, [esp + 0xc4]
push edx
push ebx
lea ecx, [esp + 0xec]
call fcn.00521f20
mov ecx, dword [edi + 8]
lea eax, [esp + 0x20]
add ecx, 0x20
push eax
push ecx
lea ecx, [esp + 0x68]
call fcn.0054ce90
fld dword [esp + 0x40]
mov edx, dword [esp + 0x1c]
fsub dword [edx + 0xc]
mov eax, dword [esp + 0x18]
mov ecx, dword [ebp + 0x10]
fsub dword [eax + 0xc]
fcom dword [ecx + 8]
fst dword [esp + 0x40]
fnstsw ax
test ah, 5
jp 0x4feebb
fld dword [edx + 0xc]
mov eax, dword [ebp + 0xc]
fchs
fld dword [esp + 0x20]
fmul st(1)
fadd dword [esp + 0x30]
fstp dword [esp + 0x30]
fld dword [esp + 0x24]
fmul st(1)
fadd dword [esp + 0x34]
fstp dword [esp + 0x34]
fld dword [esp + 0x28]
fmul st(1)
fadd dword [esp + 0x38]
fstp dword [esp + 0x38]
fld dword [esp + 0x2c]
fmul st(1)
fadd dword [esp + 0x3c]
fstp dword [esp + 0x3c]
fstp st(0)
fld st(0)
fchs
fld dword [esp + 0x20]
fmul st(1)
fadd dword [esp + 0x30]
fld dword [esp + 0x24]
fmul st(2)
fadd dword [esp + 0x34]
fstp dword [esp + 0x74]
fld dword [esp + 0x28]
fmul st(2)
fadd dword [esp + 0x38]
fstp dword [esp + 0x78]
fsub dword [esp + 0xb0]
fstp st(1)
fld dword [esp + 0x74]
fsub dword [esp + 0xb4]
fld dword [esp + 0x78]
fsub dword [esp + 0xb8]
fld dword [esp + 0x84]
fmul st(2)
fld dword [esp + 0x88]
fmul st(2)
faddp st(1)
fld dword [esp + 0x80]
fmul st(4)
faddp st(1)
fstp dword [esp + 0x50]
fld dword [esp + 0x94]
fmul st(2)
fld dword [esp + 0x98]
fmul st(2)
faddp st(1)
fld dword [esp + 0x90]
fmul st(4)
faddp st(1)
fstp dword [esp + 0x54]
fld dword [esp + 0xa4]
mov dword [esp + 0xa4], eax
fmul st(2)
mov eax, dword [eax + 8]
fld dword [esp + 0xa8]
add eax, 0x20
fmul st(2)
faddp st(1)
fld dword [esp + 0xa0]
mov dword [esp + 0xa0], edi
fmul st(4)
faddp st(1)
fstp dword [esp + 0x58]
fstp st(0)
fstp st(0)
fstp st(0)
fld dword [esp + 0x58]
fmul dword [eax + 0x20]
fld dword [esp + 0x54]
fmul dword [eax + 0x10]
faddp st(1)
fld dword [esp + 0x50]
fmul dword [eax]
faddp st(1)
fadd dword [eax + 0x30]
mov ecx, dword [esp + 0x64]
mov edx, dword [esp + 0x68]
fstp dword [esp + 0x80]
fld dword [esp + 0x58]
fmul dword [eax + 0x24]
fld dword [esp + 0x54]
fmul dword [eax + 0x14]
faddp st(1)
fld dword [esp + 0x50]
fmul dword [eax + 4]
faddp st(1)
fadd dword [eax + 0x34]
fstp dword [esp + 0x84]
fld dword [esp + 0x58]
fmul dword [eax + 0x28]
fld dword [esp + 0x54]
fmul dword [eax + 0x18]
faddp st(1)
fld dword [esp + 0x50]
fmul dword [eax + 8]
faddp st(1)
fadd dword [eax + 0x38]
mov eax, dword [esp + 0x60]
mov dword [esp + 0x90], eax
mov eax, dword [esp + 0x6c]
mov dword [esp + 0x94], ecx
fstp dword [esp + 0x88]
mov ecx, dword [ebp + 0x14]
mov dword [esp + 0x9c], eax
fstp dword [esp + 0x8c]
lea eax, [esp + 0x80]
mov dword [esp + 0x98], edx
mov edx, dword [ecx]
push eax
call dword [edx + 4]
jmp 0x4feef6
mov eax, dword [esi + 0x18]
test eax, eax
jne 0x4feef4
mov edx, dword [ecx + 0xc]
cmp byte [edx], 0
je 0x4feef4
mov eax, dword [esp + 0x60]
mov edx, dword [esp + 0x64]
mov dword [esi + 0x20], eax
mov eax, dword [esp + 0x68]
mov dword [esi + 0x24], edx
mov edx, dword [esp + 0x6c]
mov dword [esi + 0x28], eax
mov dword [esi + 0x2c], edx
fld dword [ecx + 8]
fmul dword [0x645250]
fsubr st(1)
fstp dword [esi + 0x2c]
fstp st(0)
mov ecx, dword [0x96186c]
cmp ecx, dword [0x961870]
jae 0x4fef20
mov dword [ecx], 0x65b984
rdtsc
mov dword [esp + 0x14], eax
mov edx, dword [esp + 0x14]
mov dword [ecx + 4], edx
add ecx, 0xc
mov dword [0x96186c], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x10