Function at 0x41bc60
Capabilities:
Encode data using xor

Disassembly:
push ebp
push ebx
push edi
push esi
sub esp, 0x2c
mov edx, dword [esp + 0x40]
mov edi, 0xffffffff
mov ecx, 0xfffffffd
nop word cs:[eax + eax]
mov esi, edi
add ecx, 3
cmp byte [edx + edi + 1], 0
lea edi, [edi + 1]
jne 0x41bc80
shr ecx, 2
movzx eax, byte [edx + edi - 1]
cmp eax, 0x3d
je 0x41bca1
cmp eax, 0x2e
jne 0x41bca2
dec ecx
movzx eax, byte [edx + edi - 2]
cmp eax, 0x3d
je 0x41bcb1
cmp eax, 0x2e
jne 0x41bcb2
dec ecx
mov dword [esp + 4], ecx
mov edx, 0
test edi, edi
je 0x41bda4
xor ecx, ecx
mov ebp, 2
jmp 0x41bce2
lea eax, [ebp + 4]
add ebp, 2
mov ecx, edx
cmp ebp, edi
mov ebp, eax
jae 0x41bda4
mov dword [esp + 8], ecx
mov eax, dword [esp + 0x40]
mov esi, edi
mov edi, eax
movzx eax, byte [eax + ebp - 2]
push eax
call fcn.00421650
add esp, 4
mov ebx, eax
movzx eax, byte [edi + ebp - 1]
mov edi, esi
mov esi, dword [esp + 8]
push eax
call fcn.00421650
add esp, 4
mov bh, al
shl bl, 2
shr al, 4
and al, 3
or al, bl
lea edx, [esi + 1]
mov ecx, dword [esp + 0x44]
mov byte [ecx + esi], al
cmp ebp, edi
jae 0x41bcd0
mov eax, dword [esp + 0x40]
movzx eax, byte [eax + ebp]
push eax
mov dword [esp + 4], edx
call fcn.00421650
mov edx, dword [esp + 4]
add esp, 4
cmp al, 0x40
je 0x41bcd0
mov bl, al
shl bh, 4
shr al, 2
and al, 0xf
or al, bh
lea edx, [esi + 2]
mov ecx, dword [esp + 0x44]
mov byte [ecx + esi + 1], al
lea eax, [ebp + 1]
cmp eax, edi
jae 0x41bcd0
mov eax, dword [esp + 0x40]
movzx eax, byte [eax + ebp + 1]
push eax
mov dword [esp + 4], edx
call fcn.00421650
mov edx, dword [esp + 4]
add esp, 4
cmp al, 0x40
je 0x41bcd0
shl bl, 6
add al, bl
mov ecx, dword [esp + 0x44]
mov byte [ecx + esi + 2], al
add esi, 3
mov edx, esi
jmp 0x41bcd0
mov ebx, dword [esp + 4]
cmp edx, ebx
mov eax, 0
jne 0x41bebf
lea edi, [esp + 0xc]
mov esi, dword [esp + 0x44]
mov eax, esi
mov ecx, 8
xchg esi, eax
rep movsd dword es:[edi], dword [esi]
xchg esi, eax
mov eax, ebx
add eax, 0xffffffe0
je 0x41bebb
lea ecx, [ebx - 0x41]
xor edi, edi
cmp ecx, 0xffffffe7
jb 0x41be63
xor edi, edi
cmp eax, 0x20
jb 0x41be2d
mov edi, eax
and edi, 0xffffffe0
movups xmm0, xmmword [esp + 0xc]
movups xmm1, xmmword [esp + 0x1c]
xor ecx, ecx
nop dword [eax]
movups xmm2, xmmword [esi + ecx + 0x20]
xorps xmm2, xmm0
movups xmm3, xmmword [esi + ecx + 0x30]
xorps xmm3, xmm1
movups xmmword [esi + ecx], xmm2
movups xmmword [esi + ecx + 0x10], xmm3
add ecx, 0x20
cmp edi, ecx
jne 0x41be00
cmp eax, edi
je 0x41bebb
test bl, 0x18
je 0x41be63
mov ecx, edi
mov edi, eax
and edi, 0xfffffff8
nop word cs:[eax + eax]
movsd xmm0, qword [esi + ecx + 0x20]
mov edx, ecx
and edx, 0x18
movsd xmm1, qword [esp + edx + 0xc]
xorps xmm1, xmm0
movlps qword [esi + ecx], xmm1
add ecx, 8
cmp edi, ecx
jne 0x41be40
cmp eax, edi
je 0x41bebb
lea edx, [ebx - 0x21]
mov ecx, edi
test bl, 1
je 0x41be83
mov ecx, edi
and ecx, 0x18
movzx ecx, byte [esp + ecx + 0xc]
xor cl, byte [esi + edi + 0x20]
mov byte [esi + edi], cl
mov ecx, edi
or ecx, 1
cmp edx, edi
je 0x41bebb
nop word [eax + eax]
mov edx, ecx
and edx, 0x1f
movzx edx, byte [esp + edx + 0xc]
xor dl, byte [esi + ecx + 0x20]
mov byte [esi + ecx], dl
lea edx, [ecx + 1]
and edx, 0x1f
movzx edx, byte [esp + edx + 0xc]
xor dl, byte [esi + ecx + 0x21]
mov byte [esi + ecx + 1], dl
add ecx, 2
cmp eax, ecx
jne 0x41be90
mov byte [esi + eax], 0
add esp, 0x2c
pop esi
pop edi
pop ebx
pop ebp
ret