Function at 0x43fb50
Capabilities:
Check for time delay via gettickcount
Enumerate files on windows
Enumerate files recursively
Timestomp file

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x734
cmp byte [ebp + 0x1c], 0
push ebx
mov ebx, dword [ebp + 0xc]
push esi
push edi
mov dword [esp + 0x28], ecx
jne 0x43fbb9
mov ecx, dword [0x4c17f0]
push 1
push 0
push 0xffffffffffffffff
push 0x49e30c
call fcn.0046dd60
cmp word [ebx], 0
jne 0x43fb9f
mov eax, dword [0x4bd41c]
mov dword [eax + 0x30], 0x57
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x18
cmp dword [ebp + 0x14], 0
jne 0x43fbac
mov dword [ebp + 0x14], 1
mov ecx, dword [0x4bd41c]
mov dword [ecx + 0x30], 0
mov eax, ebx
lea edx, [eax + 2]
mov edi, edi
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x43fbc0
sub eax, edx
sar eax, 1
cmp eax, 0x104
jb 0x43fbee
mov edx, dword [0x4bd41c]
mov dword [edx + 0x30], 0x6f
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x18
mov eax, dword [ebp + 8]
push 0x3f
push eax
lea ecx, [esp + 0x68]
push ecx
call fcn.00488d24
xor edx, edx
mov word [esp + 0xea], dx
lea edx, [esp + 0x544]
add esp, 0xc
mov eax, ebx
sub edx, ebx
movzx ecx, word [eax]
mov word [edx + eax], cx
add eax, 2
test cx, cx
jne 0x43fc16
cmp word [esp + 0x60], cx
je 0x43fc7e
push 0
lea esi, [esp + 0x38]
lea eax, [esp + 0x64]
call fcn.0046ae00
add esp, 4
lea eax, [esp + 0x2c]
push eax
mov ecx, esi
push ecx
call dword [sym.imp.KERNEL32.dll_SystemTimeToFileTime]
test eax, eax
je 0x43fc64
lea eax, [esp + 0x1c]
push eax
lea ecx, [esp + 0x30]
push ecx
call dword [sym.imp.KERNEL32.dll_LocalFileTimeToFileTime]
test eax, eax
jne 0x43fc89
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov edx, dword [0x4bd41c]
mov dword [edx + 0x30], eax
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x18
lea eax, [esp + 0x1c]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemTimeAsFileTime]
lea edx, [esp + 0x330]
mov eax, ebx
sub edx, ebx
movzx ecx, word [eax]
mov word [edx + eax], cx
add eax, 2
test cx, cx
jne 0x43fc94
lea ecx, [esp + 0x330]
push 0x5c
push ecx
call fcn.00487df0
add esp, 8
test eax, eax
je 0x43fce1
xor edx, edx
mov word [eax + 2], dx
lea eax, [esp + 0x330]
lea edx, [eax + 2]
lea esp, [esp]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x43fcd0
sub eax, edx
sar eax, 1
jmp 0x43fceb
xor eax, eax
mov word [esp + 0x330], ax
lea ecx, [esp + eax*2 + 0x330]
mov dword [esp + 0x18], ecx
mov ecx, 0x103
lea edx, [esp + 0x538]
sub ecx, eax
push 0x5c
push edx
mov dword [esp + 0x18], ecx
call fcn.00487df0
add esp, 8
test eax, eax
je 0x43fd1c
add eax, 2
jmp 0x43fd23
lea eax, [esp + 0x538]
mov ebx, 0x4a53e0
mov dword [esp + 0x14], eax
call fcn.00409070
test eax, eax
jne 0x43fd3c
mov dword [ebp + 0x14], 2
lea eax, [esp + 0xe0]
push eax
lea ecx, [esp + 0x53c]
xor edi, edi
push ecx
mov dword [esp + 0x14], edi
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov ebx, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov esi, eax
mov dword [esp + 0x24], esi
cmp esi, 0xffffffff
je 0x43ff20
jmp 0x43fd76
mov ebx, dword [sym.imp.KERNEL32.dll_GetTickCount]
call ebx
sub eax, dword [0x4c3c2c]
mov edx, dword [0x4bd41c]
cmp eax, dword [edx + 0xd0]
jbe 0x43fdb6
push 0
push 0
push 0
push 0
lea eax, [esp + 0x54]
push eax
call dword [sym.imp.USER32.dll_PeekMessageW]
test eax, eax
je 0x43fdaf
push 1
push 0xffffffffffffffff
call fcn.00401360
add esp, 8
call ebx
mov dword [0x4c3c2c], eax
test byte [esp + 0xe0], 0x10
je 0x43fdfc
cmp word [esp + 0x10c], 0x2e
jne 0x43fdf1
mov ax, word [esp + 0x10e]
test ax, ax
je 0x43fefe
cmp ax, 0x2e
jne 0x43fdf1
cmp word [esp + 0x110], 0
je 0x43fefe
cmp dword [ebp + 0x14], 1
jne 0x43fe06
jmp 0x43fefe
cmp dword [ebp + 0x14], 3
je 0x43fefe
lea eax, [esp + 0x10c]
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x43fe10
sub eax, edx
sar eax, 1
cmp eax, dword [esp + 0x10]
jbe 0x43fe38
mov ecx, dword [0x4bd41c]
mov dword [ecx + 0x30], 0x6f
inc edi
jmp 0x43fefe
mov edx, dword [esp + 0x18]
lea eax, [esp + 0x10c]
mov ecx, eax
sub edx, ecx
jmp 0x43fe50
movzx ecx, word [eax]
mov word [edx + eax], cx
add eax, 2
test cx, cx
jne 0x43fe50
push 0
push 0x22000000
push 3
push 0
push 3
push 0x40000000
lea edx, [esp + 0x348]
push edx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x43fe98
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [0x4bd41c]
mov dword [ecx + 0x30], eax
inc edi
jmp 0x43fefe
movzx esi, word [ebp + 0x10]
test esi, 0xffffff80
jne 0x43feb6
push 2
push esi
call fcn.0048757e
add esp, 8
test eax, eax
je 0x43feb6
and esi, 0xffffffdf
movzx eax, si
sub eax, 0x41
lea edx, [esp + 0x1c]
je 0x43fed3
sub eax, 2
je 0x43fecc
push edx
push 0
jmp 0x43fed6
push 0
push 0
push edx
jmp 0x43fed8
push 0
push edx
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_SetFileTime]
test eax, eax
jne 0x43fef3
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [0x4bd41c]
mov dword [ecx + 0x30], eax
inc edi
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esi, dword [esp + 0x24]
lea edx, [esp + 0xe0]
push edx
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x43fd70
push esi
mov dword [esp + 0x10], edi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ebx, dword [ebp + 0x18]
test bl, bl
je 0x440099
cmp dword [esp + 0x10], 2
jbe 0x440099
mov edx, dword [esp + 0x18]
mov eax, 0x4a26b4
sub edx, eax
movzx ecx, word [eax]
mov word [edx + eax], cx
add eax, 2
test cx, cx
jne 0x43ff41
lea eax, [esp + 0xe0]
push eax
lea ecx, [esp + 0x334]
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x440099
mov eax, dword [esp + 0x14]
lea edx, [eax + 2]
jmp 0x43ff80
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x43ff80
sub eax, edx
sar eax, 1
mov esi, eax
call dword [sym.imp.KERNEL32.dll_GetTickCount]
sub eax, dword [0x4c3c2c]
mov edx, dword [0x4bd41c]
cmp eax, dword [edx + 0xd0]
jbe 0x43ffd9
push 0
push 0
push 0
push 0
lea eax, [esp + 0x54]
push eax
call dword [sym.imp.USER32.dll_PeekMessageW]
test eax, eax
je 0x43ffce
push 1
push 0xffffffffffffffff
call fcn.00401360
add esp, 8
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov dword [0x4c3c2c], eax
test byte [esp + 0xe0], 0x10
je 0x44007b
cmp word [esp + 0x10c], 0x2e
jne 0x440010
mov ax, word [esp + 0x10e]
test ax, ax
je 0x44007b
cmp ax, 0x2e
jne 0x440010
cmp word [esp + 0x110], 0
je 0x44007b
lea eax, [esp + 0x10c]
lea edx, [eax + 2]
lea ebx, [ebx]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x440020
sub eax, edx
sar eax, 1
add eax, esi
cmp eax, dword [esp + 0x10]
jae 0x44007b
mov ecx, dword [esp + 0x14]
mov eax, dword [esp + 0x18]
push ecx
lea edx, [esp + 0x110]
push edx
push 0x49f3dc
push eax
call fcn.00486743
mov ecx, dword [ebp + 0x14]
mov edx, dword [ebp + 0x10]
add esp, 0x10
push 1
push ebx
push ecx
push edx
lea eax, [esp + 0x340]
push eax
lea ecx, [esp + 0x74]
push ecx
mov ecx, dword [esp + 0x40]
call fcn.0043fb50
add dword [esp + 0xc], eax
lea edx, [esp + 0xe0]
push edx
push edi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x43ff91
push edi
call dword [sym.imp.KERNEL32.dll_FindClose]
cmp byte [ebp + 0x1c], 0
jne 0x4400b2
mov eax, dword [esp + 0xc]
cdq
push 0x18
push edx
push eax
mov eax, dword [0x4c17f0]
call fcn.004010e0
mov eax, dword [esp + 0xc]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0x18