Function at 0x55e274
Capabilities:
Check os version
Create process on windows
Persist via run registry key

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff4c
xor eax, eax
mov dword [ebp - 0x18], eax
mov dword [ebp - 0x1c], eax
mov dword [ebp - 0x20], eax
xor eax, eax
push ebp
push 0x55e4c2
push dword fs:[eax]
mov dword fs:[eax], esp
mov dword [ebp - 4], 7
mov dword [ebp - 0xb4], 0x94
lea eax, [ebp - 0xb4]
push eax
call sub.kernel32.dll_GetVersionExA
test eax, eax
je 0x55e2c0
mov eax, dword [ebp - 0xb0]
mov dword [ebp - 4], eax
lea eax, [ebp - 0x18]
call fcn.0040438c
lea eax, [ebp - 0x1c]
call fcn.0040438c
mov dl, 1
mov eax, dword [0x43bfa0]
call fcn.0043c0a0
mov dword [ebp - 8], eax
mov edx, 0x80000001
mov eax, dword [ebp - 8]
call fcn.0043c140
cmp dword [ebp - 4], 6
jge 0x55e32b
xor ecx, ecx
mov edx, 0x55e4d8
mov eax, dword [ebp - 8]
call fcn.0043c1a8
test al, al
je 0x55e32b
mov edx, 0x55e510
mov eax, dword [ebp - 8]
call fcn.0043cabc
test al, al
je 0x55e323
mov edx, 0x55e510
mov eax, dword [ebp - 8]
call fcn.0043c5fc
mov eax, dword [ebp - 8]
call fcn.0043c110
xor ecx, ecx
mov edx, 0x55e528
mov eax, dword [ebp - 8]
call fcn.0043c1a8
test al, al
je 0x55e388
mov edx, 0x55e548
mov eax, dword [ebp - 8]
call fcn.0043cabc
test al, al
je 0x55e35f
lea ecx, [ebp - 0x1c]
mov edx, 0x55e548
mov eax, dword [ebp - 8]
call fcn.0043c8dc
mov edx, 0x55e560
mov eax, dword [ebp - 8]
call fcn.0043cabc
test al, al
je 0x55e380
lea ecx, [ebp - 0x18]
mov edx, 0x55e560
mov eax, dword [ebp - 8]
call fcn.0043c8dc
mov eax, dword [ebp - 8]
call fcn.0043c110
mov edx, 0x55e528
mov eax, dword [ebp - 8]
call fcn.0043cb64
test al, al
je 0x55e3a6
mov edx, 0x55e528
mov eax, dword [ebp - 8]
call fcn.0043c484
mov dl, 1
mov eax, dword [ebp - 8]
mov ecx, dword [eax]
call dword [ecx - 4]
cmp dword [ebp - 4], 5
jle 0x55e3de
lea eax, [ebp - 0x20]
mov edx, 0x55e570
call fcn.00404424
push 0
push 0
mov eax, dword [ebp - 0x20]
call fcn.0040485c
push eax
push 0x55e59c
push 0
push 0
call sub.shell32.dll_ShellExecuteA
push 0x55e5a8
call sub.user32.dll_RegisterWindowMessageA
mov dword [ebp - 0x10], eax
push 0x55e5a8
push 0
call sub.user32.dll_FindWindowA
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
jbe 0x55e41e
push 0
push 0x471
mov eax, dword [ebp - 0x10]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.user32.dll_PostMessageA
push 0x1f4
call sub.kernel32.dll_Sleep_1
push 0x55e5b0
call sub.user32.dll_RegisterWindowMessageA
mov dword [ebp - 0x14], eax
push 0x55e5bc
push 0x55e5cc
call sub.user32.dll_FindWindowA
mov dword [ebp - 0xc], eax
cmp dword [ebp - 0xc], 0
jbe 0x55e461
push 0
push 0x473
mov eax, dword [ebp - 0x14]
push eax
mov eax, dword [ebp - 0xc]
push eax
call sub.user32.dll_PostMessageA
push 0x1f4
call sub.kernel32.dll_Sleep_1
mov edx, dword [ebp - 0x18]
mov eax, 0x55e5dc
call fcn.004049a0
dec eax
je 0x55e4a7
mov eax, dword [ebp - 0x1c]
call fcn.0040465c
cmp eax, 4
jl 0x55e4a7
push 1
push 0
push 0
mov eax, dword [ebp - 0x1c]
call fcn.0040485c
push eax
push 0x55e5e4
call sub.user32.dll_GetActiveWindow
push eax
call sub.shell32.dll_ShellExecuteA
push 0x1f4
call sub.kernel32.dll_Sleep_1
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x55e4c9
lea eax, [ebp - 0x20]
mov edx, 3
call fcn.004043b0
ret