Function at 0x402900
Capabilities:
Check if file exists
Copy file
Delete file
Get common file path
Get file attributes

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4c6f6e
mov eax, dword fs:[0]
push eax
sub esp, 0x2d8
mov eax, dword [0x4ed20c]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x10], esp
mov eax, dword [ebp + 8]
xor esi, esi
push 0xffffffffffffffff
mov edi, ecx
push esi
push edi
lea ecx, [ebp - 0x27c]
mov dword [ebp - 0x2a0], eax
mov dword [ebp - 0x2a8], edi
mov dword [ebp - 0x264], 7
mov dword [ebp - 0x268], esi
mov word [ebp - 0x278], si
call fcn.00401d40
push 1
push 0xffffffffffffffff
lea ecx, [ebp - 0x2a4]
push ecx
mov dword [ebp - 4], esi
lea ecx, [ebp - 0x27c]
mov dword [ebp - 0x2a4], 0x3f
call fcn.004039b0
cmp eax, 0xffffffff
je 0x4029d5
push eax
push esi
lea edx, [ebp - 0x2c4]
push edx
lea ecx, [ebp - 0x27c]
call fcn.00403790
push 0xffffffffffffffff
push esi
push eax
lea ecx, [ebp - 0x27c]
mov byte [ebp - 4], 1
call fcn.00401d40
mov byte [ebp - 4], 0
cmp dword [ebp - 0x2ac], 8
jb 0x4029d5
mov eax, dword [ebp - 0x2c0]
push eax
call fcn.004546a0
add esp, 4
push 1
push 0xffffffffffffffff
lea ecx, [ebp - 0x2a4]
push ecx
lea ecx, [ebp - 0x27c]
mov dword [ebp - 0x2a4], 0x2f
call fcn.004039b0
cmp eax, 0xffffffff
je 0x402a48
mov ecx, dword [edi + 0x14]
add eax, 1
cmp eax, ecx
jae 0x402a48
push 0xffffffffffffffff
push eax
lea edx, [ebp - 0x2c4]
push edx
lea ecx, [ebp - 0x27c]
call fcn.00403790
push 0xffffffffffffffff
push esi
push eax
lea ecx, [ebp - 0x27c]
mov byte [ebp - 4], 2
call fcn.00401d40
mov byte [ebp - 4], 0
cmp dword [ebp - 0x2ac], 8
jb 0x402a48
mov eax, dword [ebp - 0x2c0]
push eax
call fcn.004546a0
add esp, 4
cmp dword [ebp - 0x268], 4
jae 0x402a5c
lea edi, [ebp - 0x27c]
call fcn.004036c0
or ebx, 0xffffffff
cmp dword [ebp - 0x268], esi
mov dword [ebp - 0x2a4], ebx
je 0x402c38
mov edx, dword [ebp - 0x2a0]
lea ecx, [ebp - 0x27c]
push ecx
add edx, 0x24
push edx
lea eax, [ebp - 0x298]
push eax
call fcn.00403de0
add esp, 0xc
push str..temp
push eax
lea ecx, [ebp - 0x260]
push ecx
mov byte [ebp - 4], 3
call fcn.00403e90
add esp, 0xc
mov edi, 8
mov byte [ebp - 4], 5
cmp dword [ebp - 0x280], edi
jb 0x402aca
mov edx, dword [ebp - 0x294]
push edx
call fcn.004546a0
add esp, 4
cmp dword [ebp - 0x248], edi
mov eax, dword [ebp - 0x25c]
mov dword [ebp - 0x280], 7
mov dword [ebp - 0x284], esi
mov word [ebp - 0x294], si
jae 0x402af5
lea eax, [ebp - 0x25c]
mov edi, dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
push eax
call edi
cmp eax, 0xffffffff
je 0x402b4d
cmp dword [ebp - 0x248], 8
mov eax, dword [ebp - 0x25c]
jae 0x402b18
lea eax, [ebp - 0x25c]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
cmp dword [ebp - 0x248], 8
mov eax, dword [ebp - 0x25c]
jae 0x402b34
lea eax, [ebp - 0x25c]
push eax
call edi
cmp eax, 0xffffffff
je 0x402b4d
lea edi, [ebp - 0x260]
call fcn.004036c0
mov edi, dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp dword [ebp - 0x24c], esi
je 0x402ba6
cmp dword [ebp - 0x248], 8
mov eax, dword [ebp - 0x25c]
jae 0x402b6a
lea eax, [ebp - 0x25c]
push esi
push 0x80
push 1
push esi
push 1
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [ebp - 0x2a4], ebx
je 0x402ba6
mov ecx, dword [ebp - 0x2a0]
push 0xffffffffffffffff
push esi
lea eax, [ebp - 0x260]
push eax
add ecx, 0x40
call fcn.00401d40
mov byte [ebp - 4], 0
cmp dword [ebp - 0x248], 8
jb 0x402bc2
mov ecx, dword [ebp - 0x25c]
push ecx
call fcn.004546a0
add esp, 4
cmp ebx, 0xffffffff
mov dword [ebp - 0x248], 7
mov dword [ebp - 0x24c], esi
mov word [ebp - 0x25c], si
je 0x402c3e
mov edi, dword [ebp - 0x2a0]
mov edx, dword [ebp - 0x2a8]
push ebx
mov ecx, edi
mov byte [ebp - 4], 0xb
call fcn.00403110
push ebx
mov byte [ebp - 0x299], al
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp byte [ebp - 0x299], 0
mov dword [ebp - 0x2a4], 0xffffffff
jne 0x402f96
cmp dword [edi + 0x58], 8
jb 0x402f82
mov eax, dword [edi + 0x44]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov esi, 8
jmp 0x403093
mov edi, dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
push 9
push str.Setup.exe
lea ecx, [ebp - 0x298]
mov dword [ebp - 0x280], 7
mov dword [ebp - 0x284], esi
mov word [ebp - 0x294], si
call fcn.00401a60
mov ebx, dword [ebp - 0x2a0]
lea edx, [ebp - 0x298]
push edx
add ebx, 0x24
lea eax, [ebp - 0x2c4]
push ebx
push eax
mov byte [ebp - 4], 6
call fcn.00403de0
add esp, 0xc
push str..temp
push eax
lea ecx, [ebp - 0x244]
push ecx
mov byte [ebp - 4], 7
call fcn.00403e90
add esp, 0xc
mov byte [ebp - 4], 9
cmp dword [ebp - 0x2ac], 8
jb 0x402cc0
mov edx, dword [ebp - 0x2c0]
push edx
call fcn.004546a0
add esp, 4
cmp dword [ebp - 0x22c], 8
mov eax, dword [ebp - 0x240]
mov dword [ebp - 0x2ac], 7
mov dword [ebp - 0x2b0], esi
mov word [ebp - 0x2c0], si
jae 0x402cec
lea eax, [ebp - 0x240]
push eax
call edi
cmp eax, 0xffffffff
je 0x402d38
cmp dword [ebp - 0x22c], 8
mov eax, dword [ebp - 0x240]
jae 0x402d09
lea eax, [ebp - 0x240]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
cmp dword [ebp - 0x22c], 8
mov eax, dword [ebp - 0x240]
jae 0x402d25
lea eax, [ebp - 0x240]
push eax
call edi
cmp eax, 0xffffffff
je 0x402d38
lea edi, [ebp - 0x244]
call fcn.004036c0
cmp dword [ebp - 0x230], esi
jne 0x402e54
push 0x20a
lea eax, [ebp - 0x226]
push esi
push eax
mov word [ebp - 0x228], si
call fcn.00474d50
add esp, 0xc
cmp dword [ebx + 0x18], 8
jb 0x402d6b
mov ebx, dword [ebx + 4]
jmp 0x402d6e
add ebx, 4
lea ecx, [ebp - 0x228]
push ecx
push 1
push 0x4dc304
push ebx
call dword [sym.imp.KERNEL32.dll_GetTempFileNameW]
cmp eax, esi
jbe 0x402dfa
lea eax, [ebp - 0x228]
mov word [ebp - 0x1e], si
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
cmp cx, si
jne 0x402d94
sub eax, edx
sar eax, 1
push eax
lea edx, [ebp - 0x228]
push edx
lea ecx, [ebp - 0x244]
call fcn.00401a60
push 1
lea ebx, [ebp - 0x244]
call fcn.00403aa0
cmp eax, 0xffffffff
je 0x402df8
push eax
push 0
lea eax, [ebp - 0x2e0]
push eax
mov ecx, ebx
call fcn.00403790
push 0xffffffffffffffff
push 0
push eax
mov ecx, ebx
mov byte [ebp - 4], 0xa
call fcn.00401d40
lea ecx, [ebp - 0x2e0]
mov byte [ebp - 4], 9
call fcn.00401640
xor esi, esi
cmp dword [ebp - 0x230], esi
jne 0x402e19
push 0xffffffffffffffff
push esi
lea ecx, [ebp - 0x298]
push ecx
lea ecx, [ebp - 0x244]
call fcn.00401d40
jmp 0x402e2b
push 0xa
push 0x4dc310
lea ecx, [ebp - 0x244]
call fcn.00403b40
mov edi, dword [ebp - 0x2a0]
cmp dword [edi + 0x54], esi
je 0x402e5a
cmp dword [edi + 0x58], 8
jb 0x402e48
mov eax, dword [edi + 0x44]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
jmp 0x402e5a
lea eax, [edi + 0x44]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
jmp 0x402e5a
mov edi, dword [ebp - 0x2a0]
mov eax, dword [ebp - 0x240]
mov ebx, 8
cmp dword [ebp - 0x22c], ebx
jae 0x402e73
lea eax, [ebp - 0x240]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
cmp dword [ebp - 0x22c], ebx
mov eax, dword [ebp - 0x240]
jae 0x402e8e
lea eax, [ebp - 0x240]
push esi
push 0x80
push 1
push esi
push 1
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
mov dword [ebp - 0x2a4], ebx
je 0x402ec4
push 0xffffffffffffffff
push esi
lea edx, [ebp - 0x244]
push edx
lea ecx, [edi + 0x40]
call fcn.00401d40
cmp dword [ebp - 0x22c], 8
jb 0x402edc
mov eax, dword [ebp - 0x240]
push eax
call fcn.004546a0
add esp, 4
mov byte [ebp - 4], 0
cmp dword [ebp - 0x280], 8
mov dword [ebp - 0x22c], 7
mov dword [ebp - 0x230], esi
mov word [ebp - 0x240], si
jb 0x402f0f
mov ecx, dword [ebp - 0x294]
push ecx
call fcn.004546a0
add esp, 4
cmp ebx, 0xffffffff
mov dword [ebp - 0x280], 7
mov dword [ebp - 0x284], esi
mov word [ebp - 0x294], si
jne 0x402be4
cmp dword [edi], esi
je 0x402f61
sub esp, 0x1c
mov ecx, esp
mov dword [ebp - 0x2a8], esp
push 8
mov dword [ecx + 0x18], 7
mov dword [ecx + 0x14], esi
push 0x4dc328
mov word [ecx + 4], si
call fcn.00401a60
mov ecx, dword [edi]
mov edx, dword [ecx]
mov eax, dword [edx + 0x14]
call eax
cmp dword [ebp - 0x264], 8
jb 0x4030f0
mov ecx, dword [ebp - 0x278]
push ecx
call fcn.004546a0
add esp, 4
jmp 0x4030f0
lea eax, [edi + 0x44]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov esi, 8
jmp 0x403093
mov eax, dword [edi + 0x54]
add eax, 0xfffffffb
push eax
push esi
lea edx, [ebp - 0x2c4]
lea ebx, [edi + 0x40]
push edx
mov ecx, ebx
call fcn.00403790
mov edi, dword [ebp - 0x2a0]
push 0xffffffffffffffff
push esi
add edi, 8
push eax
mov ecx, edi
mov byte [ebp - 4], 0xc
call fcn.00401d40
mov esi, 8
cmp dword [ebp - 0x2ac], esi
jb 0x402fe3
mov eax, dword [ebp - 0x2c0]
push eax
call fcn.004546a0
add esp, 4
cmp dword [edi + 0x18], esi
jb 0x402fed
mov ecx, dword [edi + 4]
jmp 0x402ff0
lea ecx, [edi + 4]
cmp dword [ebx + 0x18], esi
jb 0x402ffa
mov eax, dword [ebx + 4]
jmp 0x402ffd
lea eax, [ebx + 4]
push ecx
push eax
call fcn.004782ca
add esp, 8
test eax, eax
je 0x403093
cmp dword [edi + 0x18], esi
jb 0x403019
mov eax, dword [edi + 4]
jmp 0x40301c
lea eax, [edi + 4]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
cmp dword [edi + 0x18], esi
jb 0x40302d
mov ecx, dword [edi + 4]
jmp 0x403030
lea ecx, [edi + 4]
cmp dword [ebx + 0x18], esi
jb 0x40303a
mov eax, dword [ebx + 4]
jmp 0x40303d
lea eax, [ebx + 4]
push ecx
push eax
call fcn.004782ca
add esp, 8
cmp dword [edi + 0x18], esi
jb 0x403051
mov ecx, dword [edi + 4]
jmp 0x403054
lea ecx, [edi + 4]
cmp dword [ebx + 0x18], esi
jb 0x40305e
mov eax, dword [ebx + 4]
jmp 0x403061
lea eax, [ebx + 4]
push ecx
push eax
call fcn.004782ca
add esp, 8
test eax, eax
je 0x403093
cmp dword [edi + 0x18], esi
jb 0x403079
mov edi, dword [edi + 4]
jmp 0x40307c
add edi, 4
cmp dword [ebx + 0x18], esi
jb 0x403086
mov ebx, dword [ebx + 4]
jmp 0x403089
add ebx, 4
push 1
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_CopyFileW]
cmp dword [ebp - 0x264], esi
jb 0x4030aa
mov ecx, dword [ebp - 0x278]
push ecx
call fcn.004546a0
add esp, 4
mov al, byte [ebp - 0x299]
jmp 0x4030f2
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 - 0x14]
xor ecx, ebp
call fcn.00474a3e
mov esp, ebp
pop ebp
ret 4