Function at 0x4ff150
Capabilities:
Create thread
Hide graphical window
Log keystrokes via polling
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x53e8fe
mov eax, dword fs:[0]
push eax
sub esp, 0x1b8
mov eax, dword [0x562890]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
push 0x56587c
lea ecx, [ebp - 0x2c]
call fcn.004bf740
mov dword [ebp - 4], 0
push 0x565848
lea ecx, [ebp - 0x48]
call fcn.004bf740
mov byte [ebp - 4], 1
mov al, byte [ebp + 0x14]
mov byte [0x579874], al
mov cl, byte [ebp + 0x10]
mov byte [0x579875], cl
mov edx, dword [ebp + 8]
mov dword [0x579860], edx
mov eax, dword [ebp + 0xc]
mov dword [0x57985c], eax
movzx ecx, byte [ebp + 0x18]
test ecx, ecx
je 0x4ff260
movzx edx, byte [ebp + 0x14]
test edx, edx
jne 0x4ff260
mov byte [0x579881], 1
call dword [sym.imp.KERNEL32.dll_GetTickCount]
add eax, 0xfa
mov dword [ebp - 0x70], eax
push 0x579878
push 0
push 0
push 0x4ff7a0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateThread]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
movzx eax, byte [0x579881]
test eax, eax
je 0x4ff22e
call dword [sym.imp.KERNEL32.dll_GetTickCount]
cmp eax, dword [ebp - 0x70]
jae 0x4ff22e
push 1
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x4ff20e
mov dword [ebp - 0xa0], 1
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x48]
call fcn.004b89e0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x2c]
call fcn.004b89e0
mov eax, dword [ebp - 0xa0]
jmp 0x4ff535
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
mov dword [0x579878], eax
movzx ecx, byte [0x579880]
test ecx, ecx
jne 0x4ff32a
mov dword [ebp - 0x98], 0
mov dword [ebp - 0x94], 0x4ff550
mov dword [ebp - 0x90], 0
mov dword [ebp - 0x8c], 0
mov edx, dword [0x5785a0]
mov dword [ebp - 0x88], edx
mov dword [ebp - 0x84], 0
movzx eax, byte [0x579874]
neg eax
sbb eax, eax
and eax, 0xfffffffe
add eax, 0x7f02
push eax
push 0
call dword [sym.imp.USER32.dll_LoadCursorA]
mov dword [ebp - 0x80], eax
mov dword [ebp - 0x7c], 0
mov dword [ebp - 0x78], 0
movzx ecx, byte [ebp + 0x14]
test ecx, ecx
je 0x4ff2fd
lea ecx, [ebp - 0x48]
call fcn.004ac480
mov dword [ebp - 0x1b8], eax
jmp 0x4ff30b
lea ecx, [ebp - 0x2c]
call fcn.004ac480
mov dword [ebp - 0x1b8], eax
mov edx, dword [ebp - 0x1b8]
mov dword [ebp - 0x74], edx
lea eax, [ebp - 0x98]
push eax
call fcn.004e7740
add esp, 4
mov byte [0x579880], 1
movzx ecx, byte [ebp + 0x14]
test ecx, ecx
je 0x4ff368
mov dword [ebp - 0x9c], 0
jmp 0x4ff34d
mov edx, dword [ebp - 0x9c]
add edx, 1
mov dword [ebp - 0x9c], edx
cmp dword [ebp - 0x9c], 0x100
jge 0x4ff368
mov eax, dword [ebp - 0x9c]
push eax
call dword [sym.imp.USER32.dll_GetAsyncKeyState]
jmp 0x4ff33e
push 0
call dword [sym.imp.USER32.dll_GetSystemMetrics]
sub eax, dword [0x579860]
cdq
sub eax, edx
sar eax, 1
mov dword [ebp - 0x68], eax
push 1
call dword [sym.imp.USER32.dll_GetSystemMetrics]
sub eax, dword [0x57985c]
cdq
sub eax, edx
sar eax, 1
mov dword [ebp - 0x6c], eax
movzx ecx, byte [ebp + 0x14]
test ecx, ecx
je 0x4ff3a7
lea edx, [ebp - 0x48]
mov dword [ebp - 0x1bc], edx
jmp 0x4ff3b0
lea eax, [ebp - 0x2c]
mov dword [ebp - 0x1bc], eax
mov ecx, dword [ebp - 0x1bc]
mov dword [ebp - 0x104], ecx
mov edx, dword [ebp - 0x104]
push edx
lea ecx, [ebp - 0x100]
call fcn.004a8a40
mov byte [ebp - 4], 2
push 0
mov eax, dword [0x5785a0]
push eax
push 0
push 0
mov ecx, dword [0x57985c]
push ecx
mov edx, dword [0x579860]
push edx
mov eax, dword [ebp - 0x6c]
push eax
mov ecx, dword [ebp - 0x68]
push ecx
movzx edx, byte [0x579874]
neg edx
sbb edx, edx
and edx, 0xf8000000
add edx, 0x8000000
or edx, 0x80000000
push edx
push 0x579580
lea eax, [ebp - 0x100]
push eax
movzx ecx, byte [ebp + 0x10]
neg ecx
sbb ecx, ecx
and ecx, 0xffffff88
add ecx, 0x80
push ecx
call fcn.004e7ac0
add esp, 0x30
mov dword [0x579868], eax
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x100]
call fcn.004a06c0
push 4
mov edx, dword [0x579868]
push edx
call dword [sym.imp.USER32.dll_ShowWindow]
mov eax, dword [0x579868]
push eax
call dword [sym.imp.USER32.dll_UpdateWindow]
movzx ecx, byte [ebp + 0x14]
test ecx, ecx
je 0x4ff482
push 0
push 0x64
push 2
mov edx, dword [0x579868]
push edx
call dword [sym.imp.USER32.dll_SetTimer]
mov eax, dword [0x579868]
mov dword [ebp - 0x1b0], eax
lea ecx, [ebp - 0x1b0]
push ecx
push 0x565840
lea ecx, [ebp - 0x1ac]
call fcn.004add30
mov dword [ebp - 0x1c0], eax
mov edx, dword [ebp - 0x1c0]
mov dword [ebp - 0x1c4], edx
mov byte [ebp - 4], 3
mov ecx, dword [ebp - 0x1c4]
call fcn.004ff920
push eax
lea eax, [ebp - 0x64]
push eax
call fcn.004ade60
add esp, 8
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x1ac]
call fcn.004ab670
lea ecx, [ebp - 0x64]
call fcn.004b88b0
push eax
push 0x565830
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
mov byte [0x579881], 0
mov ecx, dword [0x579868]
mov dword [ebp - 0x1b4], ecx
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x64]
call fcn.004a53c0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x48]
call fcn.004b89e0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x2c]
call fcn.004b89e0
mov eax, dword [ebp - 0x1b4]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0050be32
mov esp, ebp
pop ebp
ret