Function at 0x427020
Capabilities:
Check if file exists
Copy file
Create directory

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x52e75a
mov eax, dword fs:[0]
push eax
sub esp, 0x248
mov eax, dword [0x57e7c0]
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 edi, ecx
mov dword [ebp - 0x238], edi
xor ebx, ebx
lea eax, [edi + 0x40]
push ebx
mov dword [ebp - 0x230], ebx
push dword [eax]
mov dword [edi + 0x28], 2
push ebx
mov dword [ebp - 0x24c], eax
call dword [sym.imp.SHELL32.dll_SHCreateDirectoryExW]
xor esi, esi
mov dword [ebp - 0x224], str.update.exe
lea eax, [edi + 0x34]
mov dword [ebp - 0x220], 0x53c97c
mov dword [ebp - 0x21c], str.NetBridge.dll
mov dword [ebp - 0x22c], esi
mov dword [ebp - 0x254], eax
nop word [eax + eax]
push 0x53c9c0
push eax
lea eax, [ebp - 0x228]
push eax
call fcn.0040fcf0
add esp, 0xc
mov edi, dword [ebp + esi*4 - 0x224]
mov dword [ebp - 4], 0
test edi, edi
jne 0x4270db
xor ecx, ecx
jmp 0x4270ef
mov ecx, edi
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4270e0
sub ecx, edx
sar ecx, 1
push ecx
push edi
lea ecx, [ebp - 0x228]
call fcn.0041dd60
push edi
push dword [ebp - 0x24c]
lea eax, [ebp - 0x234]
push eax
call fcn.0040fcf0
add esp, 0xc
push dword [ebp - 0x228]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x42712d
mov edi, dword [sym.imp.KERNEL32.dll_CopyFileW]
jmp 0x42748a
mov eax, dword [ebp - 0x238]
mov byte [ebp - 4], 2
mov eax, dword [eax + 0x34]
mov ecx, dword [eax - 0x10]
test ecx, ecx
je 0x42714a
mov eax, dword [ecx]
call dword [eax + 0x10]
test eax, eax
jne 0x42715e
call fcn.004067b0
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0x10]
test eax, eax
je 0x427570
mov edx, dword [eax]
mov ecx, eax
call dword [edx + 0xc]
or ebx, 4
mov dword [ebp - 0x240], ebx
mov dword [ebp - 0x230], ebx
lea esi, [eax + 0x10]
mov dword [ebp - 0x244], esi
test edi, edi
jne 0x427185
xor ebx, ebx
jmp 0x42719f
mov ebx, edi
lea ecx, [ebx + 2]
nop word [eax + eax]
mov ax, word [ebx]
add ebx, 2
test ax, ax
jne 0x427190
sub ebx, ecx
sar ebx, 1
mov eax, dword [ebp - 0x238]
mov eax, dword [eax + 0x34]
mov dword [ebp - 0x250], eax
mov edi, dword [eax - 0xc]
mov dword [ebp - 0x23c], edi
lea edx, [edi + ebx]
test edx, edx
js 0x42757a
mov eax, dword [esi - 8]
mov ecx, 1
sub ecx, dword [esi - 4]
sub eax, edx
or eax, ecx
jge 0x4271e5
push edx
lea ecx, [ebp - 0x244]
call fcn.00406c70
mov esi, dword [ebp - 0x244]
add edi, edi
push edi
push dword [ebp - 0x250]
push edi
push esi
call fcn.00406e80
mov ecx, dword [ebp - 0x22c]
lea eax, [ebx + ebx]
push eax
push dword [ebp + ecx*4 - 0x224]
push eax
lea eax, [edi + esi]
push eax
call fcn.00406e80
mov eax, dword [ebp - 0x23c]
add esp, 0x20
add eax, ebx
cmp eax, dword [esi - 8]
jg 0x42757a
xor ecx, ecx
mov dword [esi - 0xc], eax
mov word [esi + eax*2], cx
lea edi, [esi - 0x10]
mov ebx, dword [ebp - 0x228]
add ebx, 0xfffffff0
cmp edi, ebx
je 0x427284
cmp dword [ebx + 0xc], ecx
jl 0x427275
mov eax, dword [edi]
cmp eax, dword [ebx]
jne 0x427275
push edi
call fcn.0040f8f0
add esp, 4
lea edx, [ebx + 0xc]
mov esi, eax
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x42726a
mov ecx, dword [ebx]
push ebx
mov edx, dword [ecx]
call dword [edx + 4]
lea eax, [esi + 0x10]
mov dword [ebp - 0x228], eax
jmp 0x427284
push dword [esi - 0xc]
lea ecx, [ebp - 0x228]
push esi
call fcn.0040ef20
mov ebx, dword [ebp - 0x240]
or eax, 0xffffffff
and ebx, 0xfffffffb
mov byte [ebp - 4], 1
mov dword [ebp - 0x230], ebx
mov dword [ebp - 0x23c], ebx
lock xadd dword [edi + 0xc], eax
dec eax
test eax, eax
jg 0x4272b2
mov ecx, dword [edi]
push edi
mov eax, dword [ecx]
call dword [eax + 4]
push dword [ebp - 0x228]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x4272e3
mov edi, dword [sym.imp.KERNEL32.dll_CopyFileW]
push 0
push dword [ebp - 0x234]
push dword [ebp - 0x228]
call edi
mov esi, dword [ebp - 0x22c]
jmp 0x42749a
mov edi, dword [ebp - 0x238]
mov byte [ebp - 4], 3
mov eax, dword [edi + 0x34]
mov ecx, dword [eax - 0x10]
test ecx, ecx
je 0x427300
mov eax, dword [ecx]
call dword [eax + 0x10]
test eax, eax
jne 0x427314
call fcn.004067b0
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0x10]
test eax, eax
je 0x427570
mov edx, dword [eax]
mov ecx, eax
call dword [edx + 0xc]
or ebx, 8
mov dword [ebp - 0x230], ebx
lea esi, [eax + 0x10]
mov eax, dword [edi + 0x34]
mov dword [ebp - 0x248], esi
mov dword [ebp - 0x240], eax
mov edi, dword [eax - 0xc]
lea ebx, [edi + 6]
test ebx, ebx
js 0x42757a
mov eax, dword [esi - 8]
mov ecx, 1
sub ecx, dword [esi - 4]
sub eax, ebx
or eax, ecx
jge 0x427367
push ebx
lea ecx, [ebp - 0x248]
call fcn.00406c70
mov esi, dword [ebp - 0x248]
add edi, edi
push edi
push dword [ebp - 0x240]
push edi
push esi
call fcn.00406e80
lea ecx, [edi + esi]
add esp, 0x10
test ecx, ecx
jne 0x427393
call fcn.00505673
mov dword [eax], 0x16
call fcn.00505599
jmp 0x4273a7
movq xmm0, qword [str.Utils]
movq qword [ecx], xmm0
mov eax, dword [0x53c9d8]
mov dword [ecx + 8], eax
cmp ebx, dword [esi - 8]
jg 0x42757a
mov dword [esi - 0xc], ebx
lea edi, [esi - 0x10]
xor eax, eax
mov word [esi + ebx*2], ax
mov ebx, dword [ebp - 0x228]
add ebx, 0xfffffff0
cmp edi, ebx
je 0x427410
cmp dword [ebx + 0xc], eax
jl 0x427401
mov eax, dword [edi]
cmp eax, dword [ebx]
jne 0x427401
push edi
call fcn.0040f8f0
add esp, 4
lea edx, [ebx + 0xc]
mov esi, eax
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x4273f6
mov ecx, dword [ebx]
push ebx
mov edx, dword [ecx]
call dword [edx + 4]
lea eax, [esi + 0x10]
mov dword [ebp - 0x228], eax
jmp 0x427410
push dword [esi - 0xc]
lea ecx, [ebp - 0x228]
push esi
call fcn.0040ef20
mov ebx, dword [ebp - 0x23c]
or eax, 0xffffffff
and ebx, 0xfffffff7
mov byte [ebp - 4], 1
mov dword [ebp - 0x230], ebx
lock xadd dword [edi + 0xc], eax
dec eax
test eax, eax
jg 0x427438
mov ecx, dword [edi]
push edi
mov eax, dword [ecx]
call dword [eax + 4]
mov esi, dword [ebp - 0x22c]
mov edx, dword [ebp + esi*4 - 0x224]
test edx, edx
jne 0x42744d
xor eax, eax
jmp 0x427467
mov eax, edx
lea esi, [eax + 2]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x427452
sub eax, esi
mov esi, dword [ebp - 0x22c]
sar eax, 1
push eax
push edx
lea ecx, [ebp - 0x228]
call fcn.0041dd60
push dword [ebp - 0x228]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
mov edi, dword [sym.imp.KERNEL32.dll_CopyFileW]
test eax, eax
je 0x42749a
push 0
push dword [ebp - 0x234]
push dword [ebp - 0x228]
call edi
mov edx, dword [ebp - 0x234]
or eax, 0xffffffff
mov byte [ebp - 4], 0
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x4274bc
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov edx, dword [ebp - 0x228]
or eax, 0xffffffff
mov dword [ebp - 4], 0xffffffff
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x4274e1
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, dword [ebp - 0x254]
inc esi
mov dword [ebp - 0x22c], esi
cmp esi, 3
jb 0x4270b0
push 0x208
lea eax, [ebp - 0x218]
push 0
push eax
call fcn.005020d0
mov ebx, dword [ebp - 0x238]
lea eax, [ebp - 0x218]
add esp, 0xc
push dword [ebx + 0x38]
push eax
call dword [sym.imp.SHLWAPI.dll_StrCpyW]
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathRemoveFileSpecW]
push str.tabx_update.ini
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathAppendW]
push 0
lea eax, [ebp - 0x218]
push eax
push dword [ebx + 0x38]
call edi
xor eax, eax
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.004bf660
mov esp, ebp
pop ebp
ret 4
push 0x80004005
call fcn.00406380
push 0x80070057
call fcn.00406380
int3