Function at 0x487100
Capabilities:
Check if file exists
Download url
Get common file path
Receive data

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4afd1b
mov eax, dword fs:[0]
push eax
sub esp, 0x438
mov eax, dword [0x4ea00c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x428], 0
mov dword [ebp - 0x438], 0
lea eax, [ebp - 0x428]
push eax
push 0x4c31e8
push 1
push 0
push 0x4c31d8
call dword [sym.imp.ole32.dll_CoCreateInstance]
mov dword [ebp - 0x430], eax
cmp dword [ebp - 0x430], 0
jge 0x487170
xor eax, eax
jmp 0x4873f9
mov dword [ebp - 0x43c], 0
lea ecx, [ebp - 0x43c]
push ecx
push 0x4c3208
mov edx, dword [ebp - 0x428]
mov eax, dword [edx]
mov ecx, dword [ebp - 0x428]
push ecx
mov edx, dword [eax]
call edx
mov dword [ebp - 0x430], eax
cmp dword [ebp - 0x430], 0
jge 0x4871af
xor eax, eax
jmp 0x4873f9
push 1
mov eax, dword [ebp + 8]
push eax
mov ecx, dword [ebp - 0x43c]
mov edx, dword [ecx]
mov eax, dword [ebp - 0x43c]
push eax
mov ecx, dword [edx + 0x14]
call ecx
lea edx, [ebp - 0x438]
push edx
push 0x4c31c8
mov eax, dword [ebp - 0x428]
mov ecx, dword [eax]
mov edx, dword [ebp - 0x428]
push edx
mov eax, dword [ecx]
call eax
mov dword [ebp - 0x430], eax
cmp dword [ebp - 0x430], 0
jge 0x4871fe
xor eax, eax
jmp 0x4873f9
push 0x208
push 0
lea ecx, [ebp - 0x218]
push ecx
call fcn.00432e20
add esp, 0xc
mov dword [ebp - 0x444], 0
lea edx, [ebp - 0x444]
push edx
push 0x104
lea eax, [ebp - 0x218]
push eax
mov ecx, dword [ebp - 0x438]
mov edx, dword [ecx]
mov eax, dword [ebp - 0x438]
push eax
mov ecx, dword [edx + 0x40]
call ecx
mov dword [ebp - 0x440], 0
lea edx, [ebp - 0x218]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenW]
test eax, eax
jle 0x4873b7
push 0x20a
push 0
lea eax, [ebp - 0x424]
push eax
call fcn.00432e20
add esp, 0xc
lea ecx, [ebp - 0x424]
push ecx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
lea edx, [ebp - 0x218]
push edx
lea ecx, [ebp - 0x42c]
call fcn.004096a0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x42c]
call fcn.0040dd70
push 0x4cb49c
push 0x4cb4a0
lea ecx, [ebp - 0x42c]
call fcn.00418c00
push 0x4cb4b0
push 0x4cb4b4
lea ecx, [ebp - 0x42c]
call fcn.00418c00
push 0x4cb4c8
push 0x4cb4cc
lea ecx, [ebp - 0x42c]
call fcn.00418c00
lea ecx, [ebp - 0x434]
call fcn.004097c0
mov byte [ebp - 4], 1
mov eax, dword [ebp - 0x42c]
push eax
lea ecx, [ebp - 0x424]
push ecx
push 0x4cb4d0
lea edx, [ebp - 0x434]
push edx
call fcn.00409d70
add esp, 0x10
mov dword [ebp - 0x440], 1
lea ecx, [ebp - 0x434]
call sym.Install_rocket.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
jne 0x487377
cmp dword [ebp + 0x10], 0
je 0x48736d
push 0
push 0
lea ecx, [ebp - 0x434]
call sym.Install_rocket.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
push eax
lea eax, [ebp - 0x218]
push eax
push 0
call dword [sym.imp.urlmon.dll_URLDownloadToFileW]
mov dword [ebp - 0x440], eax
jmp 0x487377
mov dword [ebp - 0x440], 0
cmp dword [ebp - 0x440], 0
je 0x487396
lea ecx, [ebp - 0x434]
call sym.Install_rocket.exe_public:_char_const____thiscall_Json::StaticString::operator_char_const__void_const
push eax
mov ecx, dword [ebp + 0xc]
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyW]
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x434]
call fcn.00409680
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x42c]
call fcn.00409680
mov edx, dword [ebp - 0x438]
mov eax, dword [edx]
mov ecx, dword [ebp - 0x438]
push ecx
mov edx, dword [eax + 8]
call edx
mov eax, dword [ebp - 0x43c]
mov ecx, dword [eax]
mov edx, dword [ebp - 0x43c]
push edx
mov eax, dword [ecx + 8]
call eax
mov ecx, dword [ebp - 0x428]
mov edx, dword [ecx]
mov eax, dword [ebp - 0x428]
push eax
mov ecx, dword [edx + 8]
call ecx
mov eax, dword [ebp - 0x440]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0042e29e
mov esp, ebp
pop ebp
ret