Function at 0x4d4db0
Capabilities:
Encode data using xor
Encrypt data using chaskey
Hash data using murmur3

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x64
mov eax, dword [ecx]
push ebx
mov ebx, dword [ecx + 8]
push esi
mov esi, dword [ecx + 4]
mov dword [ebp - 0x48], eax
mov eax, dword [ebp + 8]
mov dword [ebp - 0x64], ecx
mov ecx, dword [ecx + 0xc]
mov dword [ebp - 4], esi
mov dword [ebp - 8], ebx
mov dword [ebp - 0x38], ecx
test eax, eax
je 0x4d54bc
mov dword [ebp - 0x3c], esi
mov dword [ebp - 0x50], ebx
mov dword [ebp - 0x54], ecx
push edi
dec eax
mov dword [ebp + 8], eax
movzx eax, byte [edx + 1]
movzx ebx, byte [edx]
shl eax, 8
or ebx, eax
movzx eax, byte [edx + 2]
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx + 3]
movzx edi, byte [edx + 4]
shl eax, 0x18
or ebx, eax
movzx eax, byte [edx + 5]
xor ecx, dword [ebp - 8]
shl eax, 8
or edi, eax
movzx eax, byte [edx + 6]
shl eax, 0x10
or edi, eax
movzx eax, byte [edx + 7]
shl eax, 0x18
or edi, eax
movzx eax, byte [edx + 9]
and ecx, esi
xor ecx, dword [ebp - 0x38]
mov esi, dword [ebp - 8]
xor esi, dword [ebp - 4]
shl eax, 8
add ecx, ebx
add ecx, dword [ebp - 0x48]
mov dword [ebp - 0x44], ebx
movzx ebx, byte [edx + 8]
rol ecx, 3
or ebx, eax
movzx eax, byte [edx + 0xa]
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx + 0xb]
shl eax, 0x18
or ebx, eax
movzx eax, byte [edx + 0xd]
mov dword [ebp - 0x4c], edi
and esi, ecx
xor esi, dword [ebp - 8]
shl eax, 8
add esi, edi
movzx edi, byte [edx + 0xc]
or edi, eax
movzx eax, byte [edx + 0xe]
add esi, dword [ebp - 0x38]
shl eax, 0x10
or edi, eax
movzx eax, byte [edx + 0xf]
rol esi, 7
shl eax, 0x18
or edi, eax
movzx eax, byte [edx + 0x11]
mov dword [ebp - 0x2c], edi
mov edi, dword [ebp - 4]
xor edi, ecx
and edi, esi
xor edi, dword [ebp - 4]
mov dword [ebp - 0x48], ebx
add edi, ebx
movzx ebx, byte [edx + 0x10]
add edi, dword [ebp - 8]
shl eax, 8
or ebx, eax
movzx eax, byte [edx + 0x12]
rol edi, 0xb
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx + 0x13]
shl eax, 0x18
or ebx, eax
mov dword [ebp - 0x10], ebx
mov ebx, esi
xor ebx, ecx
and ebx, edi
xor ebx, ecx
add ebx, dword [ebp - 0x2c]
movzx eax, byte [edx + 0x14]
add ebx, dword [ebp - 4]
mov dword [ebp - 4], eax
movzx eax, byte [edx + 0x15]
rol ebx, 0x13
shl eax, 8
or dword [ebp - 4], eax
movzx eax, byte [edx + 0x16]
shl eax, 0x10
or dword [ebp - 4], eax
movzx eax, byte [edx + 0x17]
shl eax, 0x18
or dword [ebp - 4], eax
mov eax, esi
xor eax, edi
and eax, ebx
xor eax, esi
add eax, dword [ebp - 0x10]
add eax, ecx
rol eax, 3
mov dword [ebp - 0x40], eax
movzx eax, byte [edx + 0x19]
shl eax, 8
movzx ecx, byte [edx + 0x18]
or ecx, eax
movzx eax, byte [edx + 0x1a]
shl eax, 0x10
or ecx, eax
movzx eax, byte [edx + 0x1b]
shl eax, 0x18
or ecx, eax
mov eax, edi
xor eax, ebx
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp - 0x40]
and eax, ecx
xor eax, edi
add eax, dword [ebp - 4]
add eax, esi
rol eax, 7
movzx esi, byte [edx + 0x1c]
mov dword [ebp - 0x40], eax
movzx eax, byte [edx + 0x1d]
shl eax, 8
or esi, eax
movzx eax, byte [edx + 0x1e]
shl eax, 0x10
or esi, eax
movzx eax, byte [edx + 0x1f]
shl eax, 0x18
or esi, eax
mov dword [ebp - 0x34], esi
mov esi, dword [ebp - 0x40]
mov eax, ebx
xor eax, ecx
and eax, esi
xor eax, ebx
add eax, dword [ebp - 0x1c]
add eax, edi
rol eax, 0xb
movzx edi, byte [edx + 0x20]
mov dword [ebp - 0x40], eax
movzx eax, byte [edx + 0x21]
shl eax, 8
or edi, eax
movzx eax, byte [edx + 0x22]
shl eax, 0x10
or edi, eax
movzx eax, byte [edx + 0x23]
shl eax, 0x18
or edi, eax
mov eax, esi
xor eax, ecx
mov dword [ebp - 0xc], edi
mov edi, dword [ebp - 0x40]
and eax, edi
xor eax, ecx
add eax, dword [ebp - 0x34]
add eax, ebx
rol eax, 0x13
mov dword [ebp - 0x38], eax
movzx eax, byte [edx + 0x25]
movzx ebx, byte [edx + 0x24]
shl eax, 8
or ebx, eax
movzx eax, byte [edx + 0x26]
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx + 0x27]
shl eax, 0x18
or ebx, eax
movzx eax, byte [edx + 0x29]
mov dword [ebp - 0x24], ebx
shl eax, 8
mov ebx, esi
xor ebx, edi
and ebx, dword [ebp - 0x38]
xor ebx, esi
add ebx, dword [ebp - 0xc]
add ebx, ecx
rol ebx, 3
movzx ecx, byte [edx + 0x28]
or ecx, eax
movzx eax, byte [edx + 0x2a]
shl eax, 0x10
or ecx, eax
movzx eax, byte [edx + 0x2b]
shl eax, 0x18
or ecx, eax
mov eax, edi
mov dword [ebp - 0x18], ecx
mov ecx, dword [ebp - 0x38]
xor eax, ecx
and eax, ebx
xor eax, edi
add eax, dword [ebp - 0x24]
mov dword [ebp - 0x28], ebx
movzx ebx, byte [edx + 0x2c]
add eax, esi
rol eax, 7
mov dword [ebp - 8], eax
movzx eax, byte [edx + 0x2d]
shl eax, 8
or ebx, eax
movzx eax, byte [edx + 0x2e]
mov esi, dword [ebp - 8]
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx + 0x2f]
shl eax, 0x18
or ebx, eax
movzx eax, byte [edx + 0x31]
mov dword [ebp - 0x30], ebx
mov ebx, ecx
xor ebx, dword [ebp - 0x28]
shl eax, 8
and ebx, esi
xor ebx, ecx
add ebx, dword [ebp - 0x18]
add ebx, edi
rol ebx, 0xb
movzx edi, byte [edx + 0x30]
or edi, eax
movzx eax, byte [edx + 0x32]
shl eax, 0x10
or edi, eax
movzx eax, byte [edx + 0x33]
shl eax, 0x18
or edi, eax
movzx eax, byte [edx + 0x35]
mov dword [ebp - 0x14], edi
mov edi, dword [ebp - 0x28]
xor esi, edi
and esi, ebx
xor esi, edi
add esi, dword [ebp - 0x30]
mov dword [ebp - 0x40], ebx
add esi, ecx
movzx ecx, byte [edx + 0x34]
rol esi, 0x13
mov dword [ebp - 0x58], esi
shl eax, 8
or ecx, eax
movzx eax, byte [edx + 0x36]
shl eax, 0x10
or ecx, eax
movzx eax, byte [edx + 0x37]
shl eax, 0x18
or ecx, eax
movzx eax, byte [edx + 0x39]
mov dword [ebp - 0x28], ecx
mov ecx, dword [ebp - 8]
xor ecx, ebx
and ecx, esi
xor ecx, dword [ebp - 8]
shl eax, 8
add ecx, dword [ebp - 0x14]
lea edx, [edx + 0x40]
add ecx, edi
movzx edi, byte [edx - 8]
rol ecx, 3
or edi, eax
movzx eax, byte [edx - 6]
shl eax, 0x10
or edi, eax
movzx eax, byte [edx - 5]
shl eax, 0x18
or edi, eax
movzx eax, byte [edx - 3]
mov dword [ebp - 0x20], edi
mov edi, ebx
xor edi, esi
and edi, ecx
xor edi, ebx
movzx ebx, byte [edx - 4]
add edi, dword [ebp - 0x28]
shl eax, 8
add edi, dword [ebp - 8]
or ebx, eax
movzx eax, byte [edx - 2]
rol edi, 7
shl eax, 0x10
or ebx, eax
movzx eax, byte [edx - 1]
shl eax, 0x18
or ebx, eax
mov dword [ebp - 0x38], ebx
mov ebx, esi
xor ebx, ecx
and ebx, edi
xor ebx, esi
add ebx, dword [ebp - 0x20]
mov esi, edi
add ebx, dword [ebp - 0x40]
xor esi, ecx
rol ebx, 0xb
and esi, ebx
xor esi, ecx
add esi, dword [ebp - 0x38]
mov dword [ebp - 0x5c], ecx
add esi, dword [ebp - 0x58]
mov ecx, ebx
rol esi, 0x13
or ecx, esi
and ecx, edi
mov eax, ebx
and eax, esi
or ecx, eax
add ecx, dword [ebp - 0x44]
mov dword [ebp - 0x60], edi
mov edi, dword [ebp - 0x5c]
add edi, 0x5a827999
add edi, ecx
rol edi, 3
mov dword [ebp - 8], esi
mov ecx, dword [ebp - 8]
or esi, edi
mov eax, esi
and ecx, edi
and eax, ebx
mov dword [ebp - 0x40], ebx
or eax, ecx
add eax, dword [ebp - 0x10]
mov ebx, dword [ebp - 0x60]
add ebx, 0x5a827999
add ebx, eax
rol ebx, 5
mov eax, dword [ebp - 0x40]
add eax, 0x5a827999
and esi, ebx
or esi, ecx
add esi, dword [ebp - 0xc]
add esi, eax
rol esi, 9
mov ecx, esi
or ecx, edi
and ecx, ebx
mov eax, esi
and eax, edi
or ecx, eax
add ecx, dword [ebp - 0x14]
mov eax, dword [ebp - 8]
add eax, 0x5a827999
add eax, ecx
rol eax, 0xd
mov dword [ebp - 8], eax
mov ecx, esi
or ecx, eax
and ecx, ebx
mov eax, esi
and eax, dword [ebp - 8]
mov dword [ebp - 0x60], esi
or ecx, eax
mov esi, dword [ebp - 8]
add ecx, 0x5a827999
add ecx, dword [ebp - 0x4c]
add edi, ecx
mov ecx, dword [ebp - 8]
rol edi, 3
and ecx, edi
or esi, edi
mov eax, esi
mov dword [ebp - 0x5c], edi
mov edi, dword [ebp - 0x60]
and eax, edi
or eax, ecx
add eax, 0x5a827999
add eax, dword [ebp - 4]
add ebx, eax
rol ebx, 5
and esi, ebx
or esi, ecx
add esi, dword [ebp - 0x24]
lea eax, [edi + 0x5a827999]
mov edi, dword [ebp - 0x5c]
add eax, esi
rol eax, 9
mov esi, dword [ebp - 8]
mov ecx, eax
or ecx, edi
and ecx, ebx
mov dword [ebp - 0x40], eax
and eax, edi
or ecx, eax
add ecx, dword [ebp - 0x28]
mov eax, dword [ebp - 0x40]
add esi, 0x5a827999
add esi, ecx
mov ecx, eax
rol esi, 0xd
or ecx, esi
and eax, esi
and ecx, ebx
or ecx, eax
add ecx, dword [ebp - 0x48]
lea eax, [edi + 0x5a827999]
add eax, ecx
mov dword [ebp - 8], esi
mov ecx, dword [ebp - 8]
rol eax, 3
or esi, eax
mov dword [ebp - 0x60], eax
and ecx, eax
mov edi, dword [ebp - 0x40]
mov eax, esi
and eax, edi
or eax, ecx
add eax, 0x5a827999
add eax, dword [ebp - 0x1c]
add edi, 0x5a827999
add ebx, eax
rol ebx, 5
and esi, ebx
or esi, ecx
add esi, dword [ebp - 0x18]
add edi, esi
mov esi, dword [ebp - 0x60]
rol edi, 9
mov ecx, edi
or ecx, esi
and ecx, ebx
mov eax, edi
and eax, esi
or ecx, eax
add ecx, dword [ebp - 0x20]
mov eax, dword [ebp - 8]
add eax, 0x5a827999
add eax, ecx
rol eax, 0xd
mov dword [ebp - 8], eax
mov ecx, edi
or ecx, eax
and ecx, ebx
mov eax, edi
and eax, dword [ebp - 8]
mov dword [ebp - 0x5c], edi
or ecx, eax
add ecx, dword [ebp - 0x2c]
lea eax, [esi + 0x5a827999]
add eax, ecx
mov ecx, dword [ebp - 8]
mov esi, ecx
rol eax, 3
or esi, eax
and ecx, eax
mov dword [ebp - 0x60], eax
mov eax, esi
and eax, edi
or eax, ecx
add eax, dword [ebp - 0x34]
lea edi, [ebx + 0x5a827999]
mov ebx, dword [ebp - 0x5c]
add edi, eax
rol edi, 5
and esi, edi
or esi, ecx
add esi, dword [ebp - 0x30]
add ebx, 0x5a827999
add ebx, esi
mov esi, dword [ebp - 0x60]
rol ebx, 9
mov ecx, ebx
or ecx, esi
and ecx, edi
mov eax, ebx
and eax, esi
or ecx, eax
add ecx, dword [ebp - 0x38]
mov eax, dword [ebp - 8]
add eax, 0x5a827999
add ecx, eax
rol ecx, 0xd
mov eax, edi
xor eax, ebx
xor eax, ecx
add eax, dword [ebp - 0x44]
add esi, 0x6ed9eba1
add esi, eax
rol esi, 3
mov eax, ebx
xor eax, ecx
xor eax, esi
mov dword [ebp - 0x60], ecx
add eax, 0x6ed9eba1
add eax, dword [ebp - 0xc]
add edi, eax
rol edi, 9
mov eax, edi
xor eax, ecx
xor eax, esi
add eax, 0x6ed9eba1
add eax, dword [ebp - 0x10]
mov ecx, edi
add ebx, eax
mov dword [ebp - 0x5c], edi
mov edi, dword [ebp - 0x60]
add edi, 0x6ed9eba1
rol ebx, 0xb
xor ecx, ebx
mov eax, ecx
xor eax, esi
add eax, dword [ebp - 0x14]
add esi, 0x6ed9eba1
add eax, edi
rol eax, 0xf
xor ecx, eax
add ecx, dword [ebp - 0x48]
mov edi, dword [ebp - 0x5c]
mov dword [ebp - 0x60], eax
add ecx, esi
mov esi, dword [ebp - 0x60]
rol ecx, 3
mov eax, ebx
xor eax, esi
xor eax, ecx
add eax, dword [ebp - 0x18]
add edi, 0x6ed9eba1
add edi, eax
rol edi, 9
mov eax, edi
xor eax, esi
xor eax, ecx
add eax, 0x6ed9eba1
add eax, dword [ebp - 0x1c]
mov dword [ebp - 0x58], ecx
add ebx, eax
mov ecx, edi
mov dword [ebp - 0x60], edi
mov edi, dword [ebp - 0x58]
rol ebx, 0xb
xor ecx, ebx
mov eax, ecx
xor eax, edi
add eax, dword [ebp - 0x20]
add esi, 0x6ed9eba1
add esi, eax
rol esi, 0xf
xor ecx, esi
add ecx, dword [ebp - 0x4c]
add edi, 0x6ed9eba1
add edi, ecx
mov ecx, dword [ebp - 0x60]
mov eax, ebx
rol edi, 3
xor eax, esi
xor eax, edi
add eax, dword [ebp - 0x24]
add ecx, 0x6ed9eba1
add ecx, eax
mov dword [ebp - 0x5c], edi
rol ecx, 9
mov eax, ecx
xor eax, esi
xor eax, edi
add eax, 0x6ed9eba1
add eax, dword [ebp - 4]
mov dword [ebp - 0x60], ecx
add ebx, eax
rol ebx, 0xb
xor ecx, ebx
mov eax, ecx
xor eax, edi
add eax, dword [ebp - 0x28]
lea edi, [esi + 0x6ed9eba1]
add edi, eax
rol edi, 0xf
mov esi, dword [ebp - 0x5c]
xor ecx, edi
add ecx, dword [ebp - 0x2c]
add esi, 0x6ed9eba1
add esi, ecx
mov ecx, dword [ebp - 0x60]
rol esi, 3
mov eax, ebx
xor eax, edi
xor eax, esi
add eax, dword [ebp - 0x30]
add ecx, 0x6ed9eba1
add eax, ecx
rol eax, 9
mov dword [ebp - 0x60], eax
xor eax, edi
xor eax, esi
add eax, dword [ebp - 0x34]
add edi, 0x6ed9eba1
lea ecx, [eax + 0x6ed9eba1]
mov eax, dword [ebp - 0x60]
add ecx, ebx
rol ecx, 0xb
xor eax, ecx
xor eax, esi
add eax, dword [ebp - 0x38]
add eax, edi
mov edi, dword [ebp - 0x64]
add dword [edi], esi
rol eax, 0xf
mov esi, dword [edi]
mov dword [ebp - 0x48], esi
mov esi, dword [ebp - 0x3c]
add esi, eax
mov eax, esi
mov dword [edi + 4], eax
mov eax, dword [ebp - 0x50]
add eax, ecx
mov dword [ebp - 0x50], eax
mov dword [ebp - 8], eax
mov dword [edi + 8], eax
mov eax, dword [ebp - 0x54]
add eax, dword [ebp - 0x60]
mov dword [ebp - 0x3c], esi
mov dword [ebp - 0x54], eax
mov ecx, eax
mov dword [ebp - 0x38], eax
mov dword [edi + 0xc], eax
mov eax, dword [ebp + 8]
mov dword [ebp - 4], esi
test eax, eax
jne 0x4d4de7
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret