Function at 0x4585a0
Capabilities:
Get file size
Parse pe header

Disassembly:
sub esp, 0x58
push ebx
push ebp
mov ebp, dword [esp + 0x64]
push esi
xor ebx, ebx
push 0x30
mov esi, eax
lea eax, [esp + 0x38]
push ebx
push eax
mov dword [esp + 0x24], ebx
mov dword [esp + 0x20], ebx
call fcn.00461880
add esp, 0xc
lea ecx, [esp + 0x54]
push ecx
push esi
mov dword [esp + 0x3c], esi
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
jne 0x4585f4
push str.GetFileSizeEx__
push ebx
push 0x112
push str..QHImageHlp.c
call fcn.00451db0
jmp 0x4589c4
push 0x4000
mov dword [esp + 0x64], 0x4000
call fcn.0045feb0
add esp, 4
mov dword [esp + 0x5c], eax
cmp eax, ebx
jne 0x45862b
push 0x48c818
push ebx
push 0x20e
push str..QHImageHlp.c
call fcn.00451db0
jmp 0x4589c4
push 0x40
push edi
push ebx
push ebx
lea ebx, [esp + 0x44]
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
mov edx, 0x5a4d
cmp word [edi], dx
je 0x45865f
push 0x48d324
push 1
push 0x214
jmp 0x4589ba
push 4
lea eax, [esp + 0x2c]
push eax
mov eax, dword [edi + 0x3c]
cdq
push edx
push eax
lea ebx, [esp + 0x44]
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
cmp dword [esp + 0x28], 0x4550
je 0x45869b
push 0x48d324
push 1
push 0x219
jmp 0x4589ba
mov esi, dword [edi + 0x3c]
push 0x14
xor eax, eax
push edi
push eax
add esi, 4
push esi
lea ebx, [esp + 0x44]
mov dword [esp + 0x40], eax
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
mov eax, dword [esp + 0x30]
push 2
add esi, 0x14
lea ecx, [esp + 0x28]
adc eax, 0
push ecx
push eax
push esi
mov dword [esp + 0x40], eax
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
mov eax, dword [esp + 0x24]
mov edx, 0x10b
cmp ax, dx
jne 0x458722
movzx eax, word [edi + 0x10]
cmp ax, 0x78
jae 0x458710
push 0x48d310
push 1
push 0x226
jmp 0x4589ba
mov dword [esp + 0x1c], 1
mov dword [esp + 0x10], 0xe0
jmp 0x45875f
mov ecx, 0x20b
cmp ax, cx
jne 0x4589ae
movzx eax, word [edi + 0x10]
mov edx, 0x88
cmp ax, dx
jae 0x45874f
push 0x48d310
push 1
push 0x22c
jmp 0x4589ba
mov dword [esp + 0x1c], 0
mov dword [esp + 0x10], 0xf0
movzx eax, ax
cmp eax, dword [esp + 0x10]
jae 0x45876c
mov dword [esp + 0x10], eax
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0x30]
movzx eax, word [edi + 2]
push ecx
push edi
push edx
push esi
lea ebx, [esp + 0x44]
mov dword [esp + 0x1c], eax
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
xor eax, eax
cmp dword [esp + 0x1c], eax
je 0x4587d3
lea ecx, [esi + 0x40]
mov dword [ebp], ecx
lea edx, [esi + 0x80]
mov dword [ebp + 4], edx
mov ecx, dword [edi + 0x80]
mov dword [ebp + 0xc], ecx
mov edx, dword [edi + 0x84]
mov dword [ebp + 0x14], edx
mov ecx, dword [edi + 0x40]
mov dword [ebp + 0x10], ecx
mov edx, dword [edi + 0x70]
mov ecx, dword [edi + 0x74]
mov dword [esp + 0x1c], edx
mov dword [esp + 0x20], ecx
jmp 0x45880e
lea edx, [esi + 0x40]
mov dword [ebp], edx
lea ecx, [esi + 0x90]
mov dword [ebp + 4], ecx
mov edx, dword [edi + 0x90]
mov dword [ebp + 0xc], edx
mov ecx, dword [edi + 0x94]
mov dword [ebp + 0x14], ecx
mov edx, dword [edi + 0x40]
mov dword [ebp + 0x10], edx
mov ecx, dword [edi + 0x80]
mov edx, dword [edi + 0x84]
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x20], edx
mov ecx, dword [ebp + 4]
add ecx, 4
add esi, dword [esp + 0x10]
mov dword [ebp + 8], ecx
adc dword [esp + 0x30], eax
mov dword [ebp + 0x18], eax
cmp dword [esp + 0x6c], eax
je 0x4589a4
cmp dword [esp + 0x1c], eax
je 0x4589a4
mov ecx, dword [esp + 0xc]
mov eax, 0x333
mov edx, eax
mov dword [esp + 0x24], eax
cmp cx, dx
jbe 0x458850
mov dword [esp + 0xc], eax
jmp 0x458862
mov eax, 0xffff
cmp cx, ax
jne 0x458862
mov dword [esp + 0xc], 0xfffe
movzx ebx, word [esp + 0xc]
lea ebx, [ebx + ebx*4]
add ebx, ebx
add ebx, ebx
add ebx, ebx
push ebx
call fcn.0045feb0
add esp, 4
mov dword [esp + 0x14], eax
test eax, eax
jne 0x45889b
push 0x48c818
push eax
push 0x259
push str..QHImageHlp.c
call fcn.00451db0
jmp 0x4589c4
mov ecx, dword [esp + 0x30]
push ebx
push eax
push ecx
push esi
lea ebx, [esp + 0x44]
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
mov edx, dword [esp + 0x20]
mov esi, dword [esp + 0xc]
mov eax, dword [esp + 0x14]
push edx
mov edx, dword [esp + 0x20]
call fcn.004579c0
mov esi, eax
add esp, 4
mov dword [esp + 0x1c], esi
test esi, esi
je 0x4589a4
push 0x8000
push 0xa
push esi
mov eax, ebx
mov ecx, edi
call fcn.00457910
add esp, 0xc
test eax, eax
je 0x4589a4
mov eax, dword [eax + 4]
test eax, eax
jns 0x4589a4
and eax, 0x7fffffff
push 0x8000
add eax, esi
push 0x360
push eax
mov eax, ebx
mov ecx, edi
call fcn.00457910
add esp, 0xc
test eax, eax
je 0x4589a4
mov eax, dword [eax + 4]
test eax, eax
jns 0x4589a4
and eax, 0x7fffffff
push 0x8000
add eax, esi
push 0
push eax
mov eax, ebx
mov ecx, edi
call fcn.00457910
add esp, 0xc
test eax, eax
je 0x4589a4
mov eax, dword [eax + 4]
test eax, eax
js 0x4589a4
push 0x10
push edi
add eax, esi
push 0
push eax
call fcn.004576e0
add esp, 0x10
test eax, eax
je 0x4589c7
cmp dword [edi + 4], 0x80
jne 0x4589a4
mov esi, dword [esp + 0xc]
mov eax, dword [esp + 0x14]
mov edx, dword [edi]
push 0x80
call fcn.004579c0
push 0x80
lea ecx, [ebp + 0x1c]
push ecx
push 0
push eax
call fcn.004576e0
add esp, 0x14
test eax, eax
je 0x4589c7
mov edx, dword [esp + 0x1c]
mov dword [ebp + 0x18], edx
mov dword [esp + 0x18], 1
jmp 0x4589c7
push 0x48d2f8
push 1
push 0x230
push str..QHImageHlp.c
call fcn.00451e20
add esp, 0x10
mov eax, dword [esp + 0x5c]
pop esi
pop ebp
pop ebx
test eax, eax
je 0x4589db
push eax
call fcn.0045fec0
add esp, 4
mov eax, dword [esp + 8]
test eax, eax
je 0x4589ec
push eax
call fcn.0045fec0
add esp, 4
mov eax, dword [esp + 0xc]
add esp, 0x58
ret