Function at 0x4277a0
Capabilities:
Check if file exists
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x53a411
mov eax, dword fs:[0]
push eax
sub esp, 0x220
mov eax, dword [0x59bc84]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, ecx
mov dword [ebp - 0x224], eax
cmp dword [eax + 0xc], 0
je 0x427c7e
mov ebx, dword [eax + 0x10]
cmp dword [ebx - 0xc], 0
je 0x427c7e
mov edi, dword [eax + 0x14]
lea eax, [ebp - 0x218]
push 0x208
push 0
push eax
mov esi, dword [edi - 0xc]
call fcn.004e3050
add esp, 0xc
mov dword [ebp - 0x228], 0x208
lea eax, [ebp - 0x228]
mov dword [ebp - 0x22c], 1
push eax
lea eax, [ebp - 0x218]
push eax
lea eax, [ebp - 0x22c]
push eax
xor eax, eax
test esi, esi
cmove edi, eax
mov eax, dword [ebp - 0x224]
push edi
push ebx
push dword [eax + 0xc]
call dword [sym.imp.SHLWAPI.dll_SHGetValueW]
lea eax, [ebp - 0x218]
push eax
lea ecx, [ebp - 0x21c]
call fcn.0040dd80
mov edi, dword [ebp - 0x21c]
mov dword [ebp - 4], 0
movzx eax, word [edi]
push eax
call fcn.00510699
add esp, 4
test eax, eax
je 0x427894
nop dword [eax]
movzx eax, word [edi + 2]
add edi, 2
push eax
call fcn.00510699
add esp, 4
test eax, eax
jne 0x427880
mov esi, dword [ebp - 0x21c]
mov ebx, 1
cmp edi, esi
je 0x42796d
mov edx, dword [esi - 0xc]
sub edi, esi
sar edi, 1
test edx, edx
js 0x427c9f
mov eax, dword [esi - 8]
mov ecx, ebx
sub ecx, dword [esi - 4]
sub eax, edx
or eax, ecx
jge 0x4278d6
push edx
lea ecx, [ebp - 0x21c]
call fcn.0040af00
mov esi, dword [ebp - 0x21c]
mov eax, dword [esi - 0xc]
lea edx, [esi + edi*2]
mov ebx, eax
sub ebx, edi
lea ecx, [ebx*2 + 2]
test ecx, ecx
je 0x427933
test edx, edx
jne 0x427906
call fcn.004ffee9
mov dword [eax], 0x16
call fcn.004ffdc3
mov eax, 0x16
jmp 0x427935
lea eax, [eax*2 + 2]
cmp eax, ecx
jae 0x427928
call fcn.004ffee9
mov dword [eax], 0x22
call fcn.004ffdc3
mov eax, 0x22
jmp 0x427935
push ecx
push edx
push esi
call fcn.004e3d60
add esp, 0xc
xor eax, eax
push eax
call fcn.0040ded0
add esp, 4
test ebx, ebx
js 0x427c9f
mov eax, dword [ebp - 0x21c]
cmp ebx, dword [eax - 8]
jg 0x427c9f
mov dword [eax - 0xc], ebx
xor ecx, ecx
mov eax, dword [ebp - 0x21c]
mov word [eax + ebx*2], cx
lea ebx, [ecx + 1]
mov esi, dword [ebp - 0x21c]
movzx eax, word [esi]
xor edi, edi
test ax, ax
je 0x4279fa
mov ecx, eax
nop dword [eax]
push ecx
call fcn.00510699
add esp, 4
test eax, eax
je 0x427998
test edi, edi
mov eax, esi
cmovne eax, edi
mov edi, eax
jmp 0x42799a
xor edi, edi
movzx eax, word [esi + 2]
add esi, 2
mov ecx, eax
test ax, ax
jne 0x427980
test edi, edi
je 0x4279f4
mov eax, dword [ebp - 0x21c]
sub edi, eax
sar edi, 1
js 0x427ca9
mov ecx, dword [eax - 8]
mov edx, ebx
sub edx, dword [eax - 4]
sub ecx, edi
or ecx, edx
jge 0x4279dc
push edi
lea ecx, [ebp - 0x21c]
call fcn.0040af00
mov eax, dword [ebp - 0x21c]
cmp edi, dword [eax - 8]
jg 0x427c9f
mov dword [eax - 0xc], edi
xor ecx, ecx
mov eax, dword [ebp - 0x21c]
mov word [eax + edi*2], cx
mov esi, dword [ebp - 0x21c]
mov eax, dword [esi - 0xc]
or ebx, 0xffffffff
test eax, eax
jne 0x427a0b
xor edi, edi
jmp 0x427c5e
cmp eax, 1
jg 0x427a21
lea eax, [esi - 0x10]
push eax
call fcn.0040c300
add esp, 4
add eax, 0x10
jmp 0x427a57
mov ecx, dword [esi - 0x10]
test ecx, ecx
je 0x427a31
mov eax, dword [ecx]
call dword [eax + 0x10]
test eax, eax
jne 0x427a3d
call fcn.0040ca70
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0x10]
push eax
push 1
push dword [ebp - 0x21c]
lea ecx, [ebp - 0x220]
call fcn.004104b0
mov eax, dword [ebp - 0x220]
mov edx, 0x554674
mov ecx, eax
nop
mov si, word [ecx]
cmp si, word [edx]
jne 0x427a86
test si, si
je 0x427a82
mov si, word [ecx + 2]
cmp si, word [edx + 2]
jne 0x427a86
add ecx, 4
add edx, 4
test si, si
jne 0x427a60
xor esi, esi
jmp 0x427a8b
sbb esi, esi
or esi, 1
lea edx, [eax - 0x10]
mov eax, ebx
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x427aa2
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test esi, esi
jne 0x427af4
mov eax, dword [ebp - 0x21c]
lea ecx, [ebp - 0x21c]
mov eax, dword [eax - 0xc]
dec eax
push eax
lea eax, [ebp - 0x220]
push eax
call fcn.004290d0
push eax
lea ecx, [ebp - 0x21c]
mov byte [ebp - 4], 1
call fcn.0041cb00
mov edx, dword [ebp - 0x220]
mov eax, ebx
mov byte [ebp - 4], 0
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x427af4
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
push 1
lea eax, [ebp - 0x220]
push eax
lea ecx, [ebp - 0x21c]
call fcn.004290d0
mov ecx, 0x554674
mov eax, dword [eax]
nop
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x427b36
test dx, dx
je 0x427b32
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x427b36
add eax, 4
add ecx, 4
test dx, dx
jne 0x427b10
xor esi, esi
jmp 0x427b3b
sbb esi, esi
or esi, 1
mov edx, dword [ebp - 0x220]
mov eax, ebx
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x427b58
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test esi, esi
jne 0x427baa
mov eax, dword [ebp - 0x21c]
lea ecx, [ebp - 0x21c]
mov eax, dword [eax - 0xc]
dec eax
push eax
lea eax, [ebp - 0x220]
push eax
call fcn.00427e00
push eax
lea ecx, [ebp - 0x21c]
mov byte [ebp - 4], 2
call fcn.0041cb00
mov edx, dword [ebp - 0x220]
mov eax, ebx
mov byte [ebp - 4], 0
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x427baa
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, dword [ebp - 0x224]
mov esi, dword [eax + 0x18]
cmp dword [esi - 0xc], 0
je 0x427c4a
mov ecx, dword [ebp - 0x21c]
mov edx, 1
mov eax, dword [ecx - 8]
sub edx, dword [ecx - 4]
sub eax, 0x104
or eax, edx
jge 0x427bed
push 0x104
lea ecx, [ebp - 0x21c]
call fcn.0040af00
mov ecx, dword [ebp - 0x21c]
cmp dword [ecx - 8], 0x104
jl 0x427cb3
mov dword [ecx - 0xc], 0x104
xor edx, edx
mov eax, dword [ebp - 0x21c]
push esi
push ecx
mov word [eax + 0x208], dx
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
mov eax, dword [ebp - 0x21c]
push dword [eax - 8]
push eax
call fcn.0050eba0
mov edx, eax
add esp, 8
test edx, edx
js 0x427c9f
mov ecx, dword [ebp - 0x21c]
cmp edx, dword [ecx - 8]
jg 0x427c9f
mov dword [ecx - 0xc], edx
xor ecx, ecx
mov eax, dword [ebp - 0x21c]
mov word [eax + edx*2], cx
push dword [ebp - 0x21c]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
mov esi, dword [ebp - 0x21c]
mov edi, eax
mov dword [ebp - 4], 0xffffffff
add esi, 0xfffffff0
lock xadd dword [esi + 0xc], ebx
dec ebx
test ebx, ebx
jg 0x427c7a
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, edi
jmp 0x427c83
mov eax, 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049dec8
mov esp, ebp
pop ebp
ret
push 0x80070057
call fcn.0040aab0
push 0x80070057
call fcn.0040aab0
push 0x80070057
call fcn.0040aab0
int3