Function at 0x4a64d6
Capabilities:
Encode data using xor
Hash data using sha256

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc0
mov eax, dword [section..data]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
mov ebx, ecx
and dword [ebp - 0x88], 0
push edi
push 0x10
pop ecx
mov eax, dword [ebx + 0xf8]
lea edi, [ebp - 0x84]
mov esi, edx
mov dword [ebp - 0xc0], ebx
rep movsd dword es:[edi], dword [esi]
mov esi, dword [ebx + 0xf4]
lea edi, [ebp - 0x44]
mov edx, dword [eax]
push 8
pop ecx
rep movsd dword es:[edi], dword [esi]
mov edi, dword [eax + 4]
mov ecx, 0x6a09e667
mov eax, dword [ebx + 0xfc]
xor edx, 0x510e527f
mov esi, dword [ebp - 0x34]
xor edi, 0x9b05688c
mov dword [ebp - 0x98], ecx
mov ecx, 0xa54ff53a
mov dword [ebp - 0xa0], ecx
mov ebx, dword [eax]
mov eax, dword [eax + 4]
xor ebx, 0x1f83d9ab
mov ecx, dword [ebp - 0x2c]
xor eax, 0x5be0cd19
mov dword [ebp - 0xbc], eax
mov eax, dword [ebp - 0x28]
mov dword [ebp - 0xac], eax
mov eax, dword [ebp - 0x38]
mov dword [ebp - 0x9c], eax
mov eax, dword [ebp - 0x3c]
mov dword [ebp - 0xb4], ecx
mov ecx, dword [ebp - 0x30]
mov dword [ebp - 0xa8], eax
mov eax, dword [ebp - 0x40]
mov dword [ebp - 0xb0], ecx
mov ecx, dword [ebp - 0x44]
mov dword [ebp - 0xa4], eax
xor eax, eax
mov dword [ebp - 0x90], 0xbb67ae85
mov dword [ebp - 0x94], 0x3c6ef372
movzx eax, byte [eax + 0x4db7c0]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
add ecx, eax
mov eax, dword [ebp - 0x98]
mov dword [ebp - 0x8c], ecx
xor ecx, edx
mov edx, dword [ebp - 0x88]
ror ecx, 0x10
add eax, ecx
xor esi, eax
mov dword [ebp - 0x98], eax
movzx eax, byte [edx + 0x4db7c1]
ror esi, 0xc
mov dword [ebp - 0xb8], esi
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
mov esi, dword [ebp - 0x8c]
add esi, eax
mov eax, dword [ebp - 0xb8]
mov dword [ebp - 0x8c], esi
xor esi, ecx
mov ecx, dword [ebp - 0x98]
ror esi, 8
add ecx, esi
xor eax, ecx
mov dword [ebp - 0x98], ecx
mov ecx, dword [ebp - 0xa4]
ror eax, 7
mov dword [ebp - 0xb8], eax
movzx eax, byte [edx + 0x4db7c2]
mov edx, dword [ebp - 0xb0]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
add ecx, eax
mov eax, dword [ebp - 0x90]
mov dword [ebp - 0xa4], ecx
xor ecx, edi
mov edi, dword [ebp - 0xa4]
ror ecx, 0x10
add eax, ecx
xor edx, eax
mov dword [ebp - 0x90], eax
mov eax, dword [ebp - 0x88]
ror edx, 0xc
movzx eax, byte [eax + 0x4db7c3]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
add edi, eax
mov eax, dword [ebp - 0x90]
mov dword [ebp - 0xa4], edi
xor edi, ecx
mov ecx, dword [ebp - 0xa8]
ror edi, 8
add eax, edi
xor edx, eax
mov dword [ebp - 0x90], eax
mov eax, dword [ebp - 0x88]
ror edx, 7
mov dword [ebp - 0xb0], edx
mov edx, dword [ebp - 0xb4]
movzx eax, byte [eax + 0x4db7c4]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
add ecx, eax
mov eax, dword [ebp - 0x94]
mov dword [ebp - 0xa8], ecx
xor ecx, ebx
mov ebx, dword [ebp - 0xa8]
ror ecx, 0x10
add eax, ecx
xor edx, eax
mov dword [ebp - 0x94], eax
mov eax, dword [ebp - 0x88]
ror edx, 0xc
movzx eax, byte [eax + 0x4db7c5]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
add ebx, eax
mov dword [ebp - 0xa8], ebx
xor ebx, ecx
mov eax, dword [ebp - 0x94]
mov ecx, dword [ebp - 0x9c]
ror ebx, 8
add eax, ebx
xor edx, eax
mov dword [ebp - 0x94], eax
mov eax, dword [ebp - 0x88]
ror edx, 7
mov dword [ebp - 0xb4], edx
mov edx, dword [ebp - 0xac]
movzx eax, byte [eax + 0x4db7c6]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
add ecx, eax
mov eax, dword [ebp - 0xa0]
mov dword [ebp - 0x9c], ecx
xor ecx, dword [ebp - 0xbc]
ror ecx, 0x10
add eax, ecx
xor edx, eax
mov dword [ebp - 0xa0], eax
mov eax, dword [ebp - 0x88]
ror edx, 0xc
mov dword [ebp - 0xac], edx
movzx eax, byte [eax + 0x4db7c7]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
mov edx, dword [ebp - 0x9c]
add edx, eax
mov eax, dword [ebp - 0xac]
mov dword [ebp - 0x9c], edx
xor edx, ecx
mov ecx, dword [ebp - 0xa0]
ror edx, 8
add ecx, edx
xor eax, ecx
mov dword [ebp - 0xa0], ecx
mov ecx, dword [ebp - 0x8c]
ror eax, 7
mov dword [ebp - 0xac], eax
mov eax, dword [ebp - 0x88]
movzx eax, byte [eax + 0x4db7c8]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, dword [ebp - 0xb0]
add ecx, eax
mov eax, dword [ebp - 0x94]
mov dword [ebp - 0x8c], ecx
xor ecx, edx
mov edx, dword [ebp - 0xb0]
ror ecx, 0x10
add eax, ecx
xor edx, eax
mov dword [ebp - 0x94], eax
mov eax, dword [ebp - 0x88]
ror edx, 0xc
movzx eax, byte [eax + 0x4db7c9]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, edx
add dword [ebp - 0x8c], eax
mov eax, dword [ebp - 0x8c]
mov dword [ebp - 0x44], eax
xor eax, ecx
mov ecx, dword [ebp - 0x94]
ror eax, 8
add ecx, eax
mov dword [ebp - 0xbc], eax
xor edx, ecx
mov dword [ebp - 8], eax
ror edx, 7
mov dword [ebp - 0xb0], edx
mov dword [ebp - 0x30], edx
mov edx, dword [ebp - 0x88]
mov dword [ebp - 0x94], ecx
mov dword [ebp - 0x1c], ecx
mov ecx, dword [ebp - 0xa4]
movzx eax, byte [edx + 0x4db7ca]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, dword [ebp - 0xb4]
add ecx, eax
mov dword [ebp - 0xa4], ecx
xor ecx, esi
mov eax, dword [ebp - 0xa0]
mov esi, dword [ebp - 0xb4]
ror ecx, 0x10
add eax, ecx
xor esi, eax
mov dword [ebp - 0xa0], eax
movzx eax, byte [edx + 0x4db7cb]
mov edx, dword [ebp - 0xa4]
ror esi, 0xc
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
add edx, eax
mov eax, dword [ebp - 0xa0]
mov dword [ebp - 0xa4], edx
mov dword [ebp - 0x40], edx
xor edx, ecx
mov ecx, dword [ebp - 0xa8]
ror edx, 8
add eax, edx
xor esi, eax
mov dword [ebp - 0xa0], eax
mov dword [ebp - 0x18], eax
mov eax, dword [ebp - 0x88]
ror esi, 7
mov dword [ebp - 0xb4], esi
mov dword [ebp - 0x2c], esi
movzx eax, byte [eax + 0x4db7cc]
mov esi, dword [ebp - 0xac]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
add ecx, eax
mov eax, dword [ebp - 0x98]
mov dword [ebp - 0xa8], ecx
xor ecx, edi
mov edi, dword [ebp - 0xa8]
ror ecx, 0x10
add eax, ecx
xor esi, eax
mov dword [ebp - 0x98], eax
mov eax, dword [ebp - 0x88]
ror esi, 0xc
movzx eax, byte [eax + 0x4db7cd]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
add edi, eax
mov eax, dword [ebp - 0x98]
mov dword [ebp - 0xa8], edi
mov dword [ebp - 0x3c], edi
xor edi, ecx
mov ecx, dword [ebp - 0x9c]
ror edi, 8
add eax, edi
xor esi, eax
mov dword [ebp - 0x98], eax
mov dword [ebp - 0x24], eax
mov eax, dword [ebp - 0x88]
ror esi, 7
mov dword [ebp - 0xac], esi
mov dword [ebp - 0x28], esi
movzx eax, byte [eax + 0x4db7ce]
mov esi, dword [ebp - 0xb8]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
add ecx, eax
mov eax, dword [ebp - 0x90]
mov dword [ebp - 0x9c], ecx
xor ecx, ebx
mov ebx, dword [ebp - 0x9c]
ror ecx, 0x10
add eax, ecx
xor esi, eax
mov dword [ebp - 0x90], eax
mov eax, dword [ebp - 0x88]
ror esi, 0xc
movzx eax, byte [eax + 0x4db7cf]
mov eax, dword [ebp + eax*4 - 0x84]
add eax, esi
add ebx, eax
mov dword [ebp - 0x9c], ebx
mov dword [ebp - 0x38], ebx
xor ebx, ecx
mov eax, dword [ebp - 0x90]
mov ecx, dword [ebp - 0x8c]
ror ebx, 8
add eax, ebx
xor esi, eax
mov dword [ebp - 0x90], eax
mov dword [ebp - 0x20], eax
mov eax, dword [ebp - 0x88]
add eax, 0x10
ror esi, 7
mov dword [ebp - 0x34], esi
mov dword [ebp - 0x88], eax
cmp eax, 0x90
jbe 0x4a65b1
mov esi, dword [ebp - 0xc0]
mov dword [ebp - 0x14], edx
xor edx, edx
mov dword [ebp - 0x10], edi
mov dword [ebp - 0xc], ebx
mov ecx, dword [esi + 0xf4]
mov eax, dword [ebp + edx - 0x24]
xor eax, dword [ecx + edx]
xor eax, dword [ebp + edx - 0x44]
mov dword [ecx + edx], eax
add edx, 4
cmp edx, 0x20
jb 0x4a6a2d
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00401000
mov esp, ebp
pop ebp
ret