Function at 0x423cc0
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
mov edx, dword [esp + 4]
sub esp, 0x110
lea eax, [esp + 0xc]
push ebx
push ebp
mov ebp, ecx
push esi
lea ecx, [esp + 0x18]
push edi
mov edi, 0x104
sub edx, ecx
mov cl, byte [edx + eax]
test cl, cl
je 0x423cee
mov byte [eax], cl
inc eax
dec edi
jne 0x423cdf
jmp 0x423cf2
test edi, edi
jne 0x423cf3
dec eax
lea edx, [esp + 0x1c]
mov byte [eax], 0
push edx
call dword [sym.imp.MSVCRT.dll__strupr]
lea edi, [esp + 0x20]
or ecx, 0xffffffff
xor eax, eax
add esp, 4
repne scasb al, byte es:[edi]
not ecx
dec ecx
lea ebx, [esp + 0x1c]
mov edx, 0x811c9dc5
je 0x423d2e
mov eax, ecx
movsx ecx, byte [ebx]
imul edx, edx, 0x1000193
xor edx, ecx
inc ebx
dec eax
jne 0x423d1f
mov eax, edx
xor edx, edx
div dword [ebp + 8]
lea esi, [ebp + 0x14]
push esi
mov dword [esp + 0x18], esi
mov edi, edx
mov dword [esp + 0x14], edi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov edx, dword [ebp + 4]
mov edi, dword [edx + edi*4]
test edi, edi
mov dword [esp + 0x18], edi
je 0x423d75
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcmpiA]
mov eax, dword [esp + 0x124]
lea ecx, [edi + 4]
push eax
push ecx
call ebx
test eax, eax
je 0x423d89
mov edi, dword [edi]
test edi, edi
jne 0x423d5d
mov eax, dword [ebp + 0x50]
lea edi, [ebp + 0x34]
test eax, eax
je 0x423d9f
mov edx, dword [eax]
mov dword [edi + 0x1c], edx
jmp 0x423e54
push esi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x110
ret 8
mov eax, dword [edi + 0xc]
test eax, eax
jge 0x423e2c
mov eax, dword [edi + 0x10]
mov dword [edi + 0xc], 0
test eax, eax
jg 0x423e2c
jge 0x423dbd
mov dword [edi + 0xc], eax
cmp eax, 0x100
jge 0x423e4f
mov eax, dword [edi + 8]
cmp eax, 0x100000
jae 0x423de5
add eax, eax
cmp eax, 0x100000
mov dword [edi + 8], eax
jbe 0x423de5
mov dword [edi + 8], 0x100000
mov ebx, dword [edi]
imul ebx, dword [edi + 8]
push ebx
call dword [sym.imp.MSVCRT.dll_malloc]
add esp, 4
test eax, eax
je 0x423e4f
mov ecx, dword [edi + 0x10]
mov esi, dword [edi + 0x14]
inc ecx
add esi, ebx
mov dword [edi + 0x10], ecx
mov ecx, dword [edi + 0xc]
mov dword [edi + 0x14], esi
lea ecx, [ecx + ecx*2]
mov dword [edi + ecx*4 + 0x20], ebx
mov ecx, dword [edi + 0xc]
add ecx, 3
lea edx, [ecx + ecx*2]
mov dword [edi + edx*4], 0
mov ecx, dword [edi + 0xc]
lea ecx, [ecx + ecx*2]
mov dword [edi + ecx*4 + 0x28], eax
mov eax, dword [edi + 0xc]
mov esi, dword [edi]
lea edx, [eax + eax*2]
mov ecx, dword [edi + edx*4 + 0x24]
lea eax, [edi + edx*4 + 0x20]
add ecx, esi
cmp ecx, dword [eax]
jbe 0x423ead
mov ecx, edi
call fcn.004248b0
test al, al
je 0x423e52
jmp 0x423e2c
dec dword [edi + 0xc]
xor eax, eax
mov esi, dword [esp + 0x124]
lea edi, [eax + 4]
mov ecx, 0x42
mov dword [eax], 0
rep movsd dword es:[edi], dword [esi]
mov ecx, dword [esp + 0x128]
lea esi, [eax + 0x10c]
mov edx, dword [ecx]
mov ecx, dword [esp + 0x18]
mov dword [esi], edx
mov dword [eax], ecx
mov edx, dword [ebp + 4]
mov ecx, dword [esp + 0x10]
mov dword [edx + ecx*4], eax
mov ecx, dword [ebp + 0xc]
mov edx, dword [esp + 0x14]
inc ecx
push edx
mov dword [ebp + 0xc], ecx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x110
ret 8
mov edx, dword [eax + 4]
mov esi, dword [edi]
mov ecx, dword [eax + 8]
add esi, edx
add ecx, edx
mov dword [eax + 4], esi
mov edx, dword [edi]
mov eax, dword [edi + 0x18]
add eax, edx
mov dword [edi + 0x18], eax
mov eax, ecx
jmp 0x423e54