Function at 0x1003dd70
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x100fa1b7
mov eax, dword fs:[0]
push eax
sub esp, 0xe4
mov eax, dword [0x10126008]
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 dword [ebp - 0xec], ecx
mov ebx, dword [ebp + 8]
mov dword [ebp - 0xf0], ebx
mov eax, dword [ebx]
test eax, eax
je 0x1003e346
mov eax, dword [eax]
cmp eax, 0xffffffff
je 0x1003e346
lea ecx, [ebp - 0x40]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
cmp edi, 0xffffffff
jne 0x1003dde2
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x1003e346
mov eax, dword [ebp - 0x40]
xor esi, esi
add esi, edi
mov ecx, ebx
adc eax, 0
mov dword [ebp - 0x40], eax
lea eax, [ebp - 0x18]
push eax
push 0
push 0
push 0
call fcn.10046b70
test al, al
je 0x1003e346
lea ecx, [ebp - 0xbc]
call fcn.1003cef0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0xbc]
call fcn.1003cf90
xorps xmm0, xmm0
mov dword [ebp - 0x14], 0
movq qword [ebp - 0x1c], xmm0
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
mov byte [ebp - 4], 1
lea edx, [ebp - 0x1c]
lea ecx, [ebp - 0xbc]
call fcn.1003d9c0
mov edi, dword [ebp - 0x18]
sub edi, dword [ebp - 0x1c]
mov byte [ebp - 4], 0
mov ecx, dword [ebp - 0x1c]
test ecx, ecx
je 0x1003deb0
mov edx, dword [ebp - 0x14]
mov eax, ecx
sub edx, ecx
cmp edx, 0x1000
jb 0x1003de91
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x1003de91
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push edx
push ecx
call fcn.100f176a
add esp, 8
mov dword [ebp - 0x1c], 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xbc]
call fcn.1003f450
cmp dword [ebp - 0x40], 0
ja 0x1003ded6
jb 0x1003e346
cmp esi, edi
jb 0x1003e346
xorps xmm0, xmm0
mov dword [ebp - 0x28], 0
movq qword [ebp - 0x30], xmm0
mov dword [ebp - 0x30], 0
mov dword [ebp - 0x2c], 0
mov dword [ebp - 0x28], 0
mov dword [ebp - 4], 2
lea eax, [ebp - 0xe5]
push eax
lea ecx, [ebp - 0x30]
mov byte [ebp - 0xe5], 0
push ecx
push edi
call fcn.1003ad70
lea eax, [ebp - 0x24]
mov dword [ebp - 0x24], 0
push eax
push edi
push dword [ebp - 0x30]
mov ecx, ebx
call fcn.10046a60
test al, al
je 0x1003e2ee
cmp dword [ebp - 0x24], edi
jne 0x1003e2ee
lea ecx, [ebp - 0x6c]
call fcn.1003cef0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x94]
mov dword [ebp - 0x14], 0
call fcn.1003cef0
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x94]
call fcn.1003cf90
mov eax, dword [ebp - 0x90]
lea ecx, [ebp - 0x6c]
sub eax, dword [ebp - 0x94]
lea edx, [ebp - 0x14]
push ecx
push eax
lea ecx, [ebp - 0x30]
call fcn.1003dac0
add esp, 8
test al, al
je 0x1003e2cf
mov eax, dword [ebp - 0x84]
lea ecx, [ebp - 0x60]
sub eax, dword [ebp - 0x88]
lea edx, [ebp - 0x14]
push ecx
push eax
lea ecx, [ebp - 0x30]
call fcn.1003dac0
add esp, 8
test al, al
je 0x1003e2cf
mov eax, dword [ebp - 0x78]
lea ecx, [ebp - 0x54]
sub eax, dword [ebp - 0x7c]
lea edx, [ebp - 0x14]
push ecx
push eax
lea ecx, [ebp - 0x30]
call fcn.1003dac0
add esp, 8
test al, al
je 0x1003e2cf
mov edx, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x2c]
sub ecx, dword [ebp - 0x30]
lea eax, [edx + 4]
cmp eax, ecx
ja 0x1003e2cf
mov ecx, dword [ebp - 0x30]
movzx eax, byte [ecx + edx]
shl eax, 0x18
mov dword [ebp - 0x48], eax
movzx edx, byte [edx + ecx + 1]
shl edx, 0x10
or edx, eax
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0x48], edx
movzx ecx, byte [ecx + eax + 2]
mov eax, dword [ebp - 0x30]
shl ecx, 8
or ecx, edx
mov edx, dword [ebp - 0x14]
mov dword [ebp - 0x48], ecx
movzx eax, byte [eax + edx + 3]
or eax, ecx
mov dword [ebp - 0x48], eax
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x94]
call fcn.1003f450
lea ecx, [ebp - 0xe4]
call fcn.1003cef0
mov byte [ebp - 4], 5
lea ecx, [ebp - 0xe4]
call fcn.1003cf90
lea edx, [ebp - 0xe4]
lea ecx, [ebp - 0x6c]
call fcn.10041730
test al, al
je 0x1003e11b
lea ecx, [ebp - 0xbc]
call fcn.1003cef0
mov byte [ebp - 4], 6
lea ecx, [ebp - 0xbc]
call fcn.1003d130
lea edx, [ebp - 0xbc]
lea ecx, [ebp - 0x6c]
call fcn.10041730
test al, al
je 0x1003e10c
lea ecx, [ebp - 0x94]
call fcn.1003cef0
mov byte [ebp - 4], 7
lea ecx, [ebp - 0x94]
call fcn.1003d2d0
lea edx, [ebp - 0x94]
lea ecx, [ebp - 0x6c]
call fcn.10041730
test al, al
je 0x1003e0fd
mov byte [ebp - 4], 6
mov ecx, edx
call fcn.1003f450
mov byte [ebp - 4], 5
lea ecx, [ebp - 0xbc]
call fcn.1003f450
xor bl, bl
mov byte [ebp - 4], 3
lea ecx, [ebp - 0xe4]
call fcn.1003f450
mov byte [ebp - 4], 2
lea ecx, [ebp - 0x6c]
call fcn.1003f450
jmp 0x1003e2f0
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x94]
call fcn.1003f450
mov byte [ebp - 4], 5
lea ecx, [ebp - 0xbc]
call fcn.1003f450
lea edx, [ebp - 0xcc]
lea ecx, [ebp - 0x54]
call fcn.10041730
test al, al
jne 0x1003e0db
mov eax, dword [ebp - 0x48]
cmp eax, dword [ebp - 0xc0]
jne 0x1003e0db
mov ecx, dword [ebp - 0xec]
lea eax, [ebp - 0x6c]
push eax
add ecx, 0x24
call fcn.1003f580
cmp esi, edi
jne 0x1003e158
cmp dword [ebp - 0x40], 0
jne 0x1003e158
mov bl, 1
jmp 0x1003e0dd
mov eax, dword [ebx]
mov dword [ebp - 0x44], 0
test eax, eax
je 0x1003e0db
cmp dword [eax], 0xffffffff
je 0x1003e0db
push 0
lea ecx, [ebp - 0x24]
mov dword [ebp - 0x24], 0
push ecx
push 4
lea ecx, [ebp - 0x44]
push ecx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x1003e0db
cmp dword [ebp - 0x24], 4
jne 0x1003e0db
mov ebx, dword [ebp - 0x44]
sub esi, edi
cmp ebx, esi
ja 0x1003e0db
xorps xmm0, xmm0
mov dword [ebp - 0x34], 0
movq qword [ebp - 0x3c], xmm0
mov dword [ebp - 0x3c], 0
mov dword [ebp - 0x38], 0
mov dword [ebp - 0x34], 0
mov byte [ebp - 4], 8
lea eax, [ebp - 0xe5]
push eax
lea ecx, [ebp - 0x3c]
mov byte [ebp - 0xe5], 0
push ecx
push ebx
call fcn.1003ad70
mov ecx, dword [ebp - 0xf0]
lea eax, [ebp - 0x24]
push eax
push ebx
push dword [ebp - 0x3c]
call fcn.10046a60
test al, al
je 0x1003e275
cmp dword [ebp - 0x24], ebx
jne 0x1003e275
mov eax, dword [ebp - 0x54]
cmp eax, dword [ebp - 0x50]
je 0x1003e275
mov al, byte [eax]
test al, al
jne 0x1003e275
mov eax, dword [ebp - 0x38]
mov edx, eax
mov ecx, dword [ebp - 0x3c]
sub edx, ecx
test dl, 7
jne 0x1003e275
cmp ecx, eax
je 0x1003e262
mov eax, dword [ebp - 0x5c]
sub eax, dword [ebp - 0x60]
cmp eax, 0x10
jne 0x1003e275
lea eax, [ebp - 0x20]
push eax
call fcn.10043be0
mov esi, dword [ebp - 0x60]
lea eax, [ebp - 0x20]
add esp, 4
xor edx, edx
sub esi, eax
nop word [eax + eax]
lea ecx, [ebp - 0x20]
add ecx, edx
mov al, byte [ecx + esi]
cmp al, byte [ecx]
jne 0x1003e275
inc edx
cmp edx, 0x10
jb 0x1003e250
mov ecx, dword [ebp - 0xec]
lea eax, [ebp - 0x3c]
push eax
call fcn.1003e490
mov bl, al
jmp 0x1003e277
xor bl, bl
mov byte [ebp - 4], 5
mov ecx, dword [ebp - 0x3c]
test ecx, ecx
je 0x1003e0dd
mov edx, dword [ebp - 0x34]
mov eax, ecx
sub edx, ecx
cmp edx, 0x1000
jb 0x1003e2ab
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x1003e2ab
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push edx
push ecx
call fcn.100f176a
add esp, 8
mov dword [ebp - 0x3c], 0
mov dword [ebp - 0x38], 0
mov dword [ebp - 0x34], 0
jmp 0x1003e0dd
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x94]
call fcn.1003f450
xor bl, bl
mov byte [ebp - 4], 2
lea ecx, [ebp - 0x6c]
call fcn.1003f450
jmp 0x1003e2f0
xor bl, bl
mov dword [ebp - 4], 0xffffffff
mov ecx, dword [ebp - 0x30]
test ecx, ecx
je 0x1003e342
mov edx, dword [ebp - 0x28]
mov eax, ecx
sub edx, ecx
cmp edx, 0x1000
jb 0x1003e323
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
jbe 0x1003e323
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
push edx
push ecx
call fcn.100f176a
add esp, 8
mov dword [ebp - 0x30], 0
mov dword [ebp - 0x2c], 0
mov dword [ebp - 0x28], 0
mov al, bl
jmp 0x1003e348
xor al, al
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.100f13e3
mov esp, ebp
pop ebp
ret 4