Function at 0x4dac10
Capabilities:
Encode data using xor
Hash data with crc32
Read file on windows

Disassembly:
push 0xffffffffffffffff
push 0x614977
mov eax, dword fs:[0]
push eax
sub esp, 0x438
mov eax, dword [0x69e3d4]
xor eax, esp
mov dword [esp + 0x434], eax
push ebx
push ebp
push esi
push edi
mov eax, dword [0x69e3d4]
xor eax, esp
push eax
lea eax, [esp + 0x44c]
mov dword fs:[0], eax
mov eax, dword [esp + 0x464]
mov ebp, dword [esp + 0x460]
mov ebx, ecx
xor edi, edi
mov dword [esp + 0x20], ebx
mov dword [esp + 0x30], ebp
mov esi, edx
mov dword [esp + 0x14], eax
mov dword [esp + 0x1c], edi
call fcn.005a841a
mov dword [esp + 0x24], edi
call fcn.004254f0
test ebp, ebp
mov dword [esp + 0x28], edi
je 0x4dad25
push esi
lea ecx, [esp + 0x44]
call fcn.00404eb0
mov esi, eax
push ebp
lea ecx, [esp + 0x3c]
mov dword [esp + 0x458], edi
call fcn.00404eb0
push esi
push eax
lea ecx, [esp + 0x44]
push ecx
mov byte [esp + 0x460], 1
call fcn.004049e0
mov eax, dword [eax]
push 0x649a48
push eax
call fcn.005a6c42
mov ebp, eax
mov eax, dword [esp + 0x50]
add eax, 0xfffffff0
add esp, 0x14
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x4dacec
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [esp + 0x454], 0
mov eax, dword [esp + 0x38]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x4dad14
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x454], 0xffffffff
mov eax, dword [esp + 0x40]
jmp 0x4dad99
lea ecx, [ebx + 0x98]
push ecx
lea edx, [ebx + 0x94]
push edx
lea eax, [esp + 0x3c]
push eax
call fcn.004049e0
push str..exe
push eax
lea ecx, [esp + 0x58]
push ecx
mov dword [esp + 0x46c], 2
call fcn.00401c10
mov eax, dword [eax]
push 0x649a48
push eax
call fcn.005a6c42
mov ebp, eax
mov eax, dword [esp + 0x64]
add eax, 0xfffffff0
add esp, 0x20
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x4dad8a
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x454], 0xffffffff
mov eax, dword [esp + 0x34]
add eax, 0xfffffff0
or edx, 0xffffffff
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x4dadb5
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
test ebp, ebp
je 0x4daf5b
mov eax, dword [esp + 0x14]
test eax, eax
je 0x4dae0b
push 0x649a48
push eax
call fcn.005a6c42
add esp, 8
test eax, eax
mov dword [esp + 0x28], eax
je 0x4dae0b
push 2
mov esi, eax
push 0
push esi
call fcn.005a931a
push esi
call fcn.005a9537
cdq
and edx, 0x3ff
add eax, edx
push 0
mov edi, eax
push 0
sar edi, 0xa
push esi
add edi, 1
call fcn.005a931a
add esp, 0x1c
push 2
push 0
push ebp
call fcn.005a931a
push ebp
call fcn.005a9537
cdq
and edx, 0x3ff
add eax, edx
push 0
mov esi, eax
push 0
sar esi, 0xa
push ebp
add esi, 1
call fcn.005a931a
add edi, esi
lea ecx, [edi*4]
push ecx
mov dword [esp + 0x3c], edi
call fcn.005a854a
add esp, 0x20
xor ebx, ebx
test esi, esi
mov dword [esp + 0x24], eax
jle 0x4daec5
mov edi, eax
mov dword [esp + 0x14], esi
mov ebx, esi
push 0x400
lea edx, [esp + 0x4c]
push 0
push edx
call fcn.005ab440
push ebp
push 0x400
lea eax, [esp + 0x5c]
push 1
push eax
mov dword [edi], 0
call fcn.005a9841
mov esi, eax
add esp, 0x1c
xor edx, edx
test esi, esi
jle 0x4daeb3
movzx eax, byte [esp + edx + 0x48]
mov ecx, dword [edi]
xor eax, ecx
and eax, 0xff
shr ecx, 8
xor ecx, dword [eax*4 + 0x6a5968]
add edx, 1
cmp edx, esi
mov dword [edi], ecx
jl 0x4dae92
add edi, 4
sub dword [esp + 0x14], 1
jne 0x4dae5e
mov eax, dword [esp + 0x24]
mov edi, dword [esp + 0x1c]
cmp ebx, edi
mov dword [esp + 0x1c], edi
jge 0x4daf3d
lea esi, [eax + ebx*4]
mov eax, edi
sub eax, ebx
mov dword [esp + 0x14], eax
push 0x400
lea ecx, [esp + 0x4c]
push 0
push ecx
call fcn.005ab440
mov ebx, dword [esp + 0x34]
push ebx
push 0x400
lea edx, [esp + 0x5c]
push 1
push edx
mov dword [esi], 0
call fcn.005a9841
mov edi, eax
add esp, 0x1c
xor edx, edx
test edi, edi
jle 0x4daf31
movzx eax, byte [esp + edx + 0x48]
mov ecx, dword [esi]
xor eax, ecx
and eax, 0xff
shr ecx, 8
xor ecx, dword [eax*4 + 0x6a5968]
add edx, 1
cmp edx, edi
mov dword [esi], ecx
jl 0x4daf10
add esi, 4
sub dword [esp + 0x14], 1
jne 0x4daed8
jmp 0x4daf41
mov ebx, dword [esp + 0x28]
push ebp
call fcn.005a6e16
add esp, 4
test ebx, ebx
je 0x4daf57
push ebx
call fcn.005a6e16
add esp, 4
mov ebx, dword [esp + 0x20]
mov eax, dword [esp + 0x30]
test eax, eax
je 0x4dafcb
push eax
lea ecx, [esp + 0x38]
call fcn.00404eb0
push str..xxx
push eax
lea ecx, [esp + 0x38]
push ecx
mov dword [esp + 0x460], 3
call fcn.00401c10
mov eax, dword [eax]
push 0x649a48
push eax
call fcn.005a6c42
mov esi, eax
mov eax, dword [esp + 0x44]
add eax, 0xfffffff0
add esp, 0x14
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x4dafba
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x454], 0xffffffff
mov eax, dword [esp + 0x34]
jmp 0x4db03f
lea ecx, [ebx + 0x98]
push ecx
add ebx, 0x94
lea edx, [esp + 0x18]
push ebx
push edx
call fcn.004049e0
push str..xxx
push eax
lea eax, [esp + 0x34]
push eax
mov dword [esp + 0x46c], 4
call fcn.00401c10
mov eax, dword [eax]
push 0x649a48
push eax
call fcn.005a6c42
mov esi, eax
mov eax, dword [esp + 0x40]
add eax, 0xfffffff0
add esp, 0x20
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x4db030
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x454], 0xffffffff
mov eax, dword [esp + 0x14]
add eax, 0xfffffff0
or edx, 0xffffffff
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x4db05b
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
test esi, esi
je 0x4db0fa
push 2
push 0
push esi
call fcn.005a931a
push esi
call fcn.005a9537
push 0
push 0
push esi
mov ebp, eax
call fcn.005a931a
lea ecx, [ebp + 1]
push ecx
call fcn.005a854a
push esi
push ebp
mov edi, eax
push 1
push edi
call fcn.005a9841
push esi
mov byte [edi + ebp], 0
call fcn.005a6e16
mov esi, dword [esp + 0x58]
add esp, 0x34
test esi, esi
je 0x4db0cb
test edi, edi
je 0x4db0cb
call fcn.004fe120
test eax, eax
jge 0x4db109
push eax
call fcn.0049f320
push edi
call fcn.005a8a7b
push esi
call fcn.005a8a7b
add esp, 0xc
call fcn.005a841a
mov ecx, dword [esp + 0x44c]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x434]
xor ecx, esp
call fcn.005a58d9
add esp, 0x444
ret 0xc
mov edx, dword [esp + 0x24]
push edx
call fcn.005a8a7b
add esp, 4
jmp 0x4db0cb
push 0
lea eax, [esp + 0x1c]
push 0xcb
push eax
call fcn.004fb5e0
mov ecx, dword [esp + 0x28]
mov eax, dword [esp + 0x24]
lea edx, [ecx*4]
push edx
push esi
push eax
call fcn.004fb970
mov ecx, dword [esp + 0x30]
push 0
push esi
push ecx
call fcn.004fb970
push esi
call fcn.005a8a7b
lea edx, [esp + 0x54]
push str.HPHS_0
push edx
call fcn.004d68e0
add esp, 0x30
test eax, eax
jne 0x4db172
mov eax, dword [esp + 0x18]
push eax
call fcn.004fb600
push edi
call fcn.005a8a7b
add esp, 8
jmp 0x4db0cb
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x2c]
push ecx
push edx
push edi
call fcn.005d0b10
add esp, 0xc
test eax, eax
je 0x4db1b6
push 0x6c2
push eax
call fcn.0049f320
mov eax, dword [esp + 0x20]
push eax
call fcn.004fb600
mov ecx, dword [esp + 0x38]
push ecx
call fcn.004fb600
push edi
call fcn.005a8a7b
add esp, 0x14
jmp 0x4db0cb
mov edx, dword [esp + 0x18]
push edx
call fcn.004fb600
mov eax, dword [esp + 0x30]
push eax
call fcn.004fb600
add esp, 8
test eax, eax
jge 0x4db1da
push eax
call fcn.0049f320
add esp, 4
call fcn.004fe220
test eax, eax
jge 0x4db1ec
push eax
call fcn.0049f320
add esp, 4
push edi
call fcn.005a8a7b
mov eax, dword [esp + 0x460]
add esp, 4
jmp 0x4db0d0