Function at 0x498650
Capabilities:
Encode data using xor
Encrypt data using aes
Encrypt data using aes via x86 extensions
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff0
sub esp, 0x24
push ebx
push esi
push edi
mov edi, dword [ebp + 0xc]
mov ebx, ecx
shr edi, 2
lea eax, [edi + 6]
mov dword [ebx + 0x10], eax
lea eax, [eax*4 + 4]
lea ecx, [ebx + 0x18]
push eax
mov dword [esp + 0x20], ebx
call fcn.00498440
cmp byte [0xc1c5e4], 0
mov esi, dword [ebx + 0x11c]
jne 0x498692
call fcn.004e6420
cmp byte [0xc1c5e9], 0
mov ecx, dword [ebp + 0xc]
push ecx
je 0x498836
mov eax, dword [ebp + 8]
movdqu xmm0, xmmword [eax + ecx - 0x10]
push eax
push esi
movdqa xmmword [esp + 0x2c], xmm0
call fcn.00530fb0
movdqa xmm0, xmmword [esp + 0x2c]
aeskeygenassist xmm1, xmm0, 0
pextrd eax, xmm1, 3
xor eax, dword [esi]
add esp, 0xc
xor eax, 1
mov dword [esi + edi*4], eax
mov ecx, dword [esi + 4]
xor ecx, eax
mov dword [esi + edi*4 + 4], ecx
mov eax, dword [esi + 8]
xor eax, ecx
mov dword [esi + edi*4 + 8], eax
mov ecx, dword [esi + 0xc]
xor ecx, eax
mov dword [esi + edi*4 + 0xc], ecx
mov ecx, dword [ebx + 0x11c]
mov eax, dword [ebx + 0x118]
lea eax, [ecx + eax*4]
lea ecx, [esi + edi*4 + 0x10]
mov edx, 0x5ca2ac
cmp ecx, eax
je 0x4987bf
mov eax, dword [ebp + 0xc]
cmp eax, 0x18
jne 0x49872c
mov eax, dword [esi + 0x24]
xor eax, dword [esi + 0x10]
mov ecx, dword [esi + 0x14]
xor ecx, eax
mov dword [esi + 0x28], eax
mov dword [esi + 0x2c], ecx
jmp 0x498769
cmp eax, 0x20
jne 0x498766
mov eax, dword [esi + 0x2c]
mov ecx, dword [esi + 0x14]
pinsrd xmm0, eax, 3
aeskeygenassist xmm1, xmm0, 0
pextrd eax, xmm1, 2
xor eax, dword [esi + 0x10]
xor ecx, eax
mov dword [esi + 0x30], eax
mov eax, dword [esi + 0x18]
xor eax, ecx
mov dword [esi + 0x34], ecx
mov ecx, dword [esi + 0x1c]
xor ecx, eax
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], ecx
jmp 0x498769
mov ecx, dword [esi + 0x1c]
lea esi, [esi + edi*4]
pinsrd xmm0, ecx, 3
aeskeygenassist xmm1, xmm0, 0
pextrd eax, xmm1, 3
xor eax, dword [edx]
add edx, 4
xor eax, dword [esi]
mov dword [esi + edi*4], eax
mov eax, dword [esi + 4]
xor eax, dword [esi + edi*4]
mov dword [esi + edi*4 + 4], eax
mov ecx, dword [esi + 8]
xor ecx, eax
mov dword [esi + edi*4 + 8], ecx
mov eax, dword [esi + 0xc]
xor eax, ecx
mov dword [esi + edi*4 + 0xc], eax
mov eax, dword [ebx + 0x11c]
mov ecx, dword [ebx + 0x118]
lea ecx, [eax + ecx*4]
lea eax, [esi + edi*4 + 0x10]
cmp eax, ecx
jne 0x498711
mov edx, dword [ebx + 4]
mov eax, dword [edx + 0x1c]
lea ecx, [ebx + 4]
call eax
test al, al
jne 0x498f9c
mov ecx, dword [ebx + 0x10]
mov eax, dword [ebx + 0x11c]
movdqa xmm0, xmmword [eax]
add ecx, ecx
movdqa xmm1, xmmword [eax + ecx*8]
movdqa xmmword [eax], xmm1
movdqa xmmword [eax + ecx*8], xmm0
mov ecx, dword [ebx + 0x10]
mov edx, 4
lea ecx, [ecx*4 - 4]
cmp ecx, edx
jbe 0x498822
aesimc xmm0, xmmword [eax + edx*4]
aesimc xmm1, xmmword [eax + ecx*4]
movdqa xmmword [eax + edx*4], xmm1
movdqa xmmword [eax + ecx*4], xmm0
add edx, 4
sub ecx, 4
cmp edx, ecx
jb 0x498802
aesimc xmm0, xmmword [eax + edx*4]
movdqa xmmword [eax + edx*4], xmm0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc
mov dword [esp + 0x18], ecx
mov ecx, dword [ebp + 8]
push ecx
lea eax, [edi*4]
push eax
push esi
mov dword [esp + 0x28], 4
call fcn.00531d59
mov eax, dword [ebp + 0xc]
lea edx, [edi*4]
sub edx, eax
push edx
add eax, esi
push 0
push eax
call fcn.00531690
lea ecx, [esp + 0x34]
push ecx
lea edx, [esp + 0x34]
push edx
call fcn.004984d0
shr eax, 2
mov ecx, eax
add esp, 0x24
xor eax, eax
test ecx, ecx
je 0x498895
mov edx, dword [esi + eax*4]
bswap edx
mov dword [esi + eax*4], edx
inc eax
cmp eax, ecx
jb 0x498888
mov ecx, dword [esi + edi*4 - 4]
mov eax, ecx
shr eax, 0x10
movzx edx, al
movzx eax, byte [edx + str.cw]
mov edx, ecx
shr edx, 8
shl eax, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor eax, edx
movzx edx, cl
movzx edx, byte [edx + str.cw]
shl eax, 8
xor eax, edx
shr ecx, 0x18
movzx ecx, byte [ecx + str.cw]
shl eax, 8
xor eax, ecx
xor eax, dword [esi]
mov dword [esp + 0x14], 0x5d1a3c
xor eax, dword [0x5d1a38]
mov dword [esi + edi*4], eax
mov ecx, dword [esi + 4]
xor ecx, eax
mov dword [esi + edi*4 + 4], ecx
mov eax, dword [esi + 8]
xor eax, ecx
mov dword [esi + edi*4 + 8], eax
mov edx, dword [esi + 0xc]
xor edx, eax
mov dword [esi + edi*4 + 0xc], edx
mov eax, dword [ebx + 0x118]
mov ecx, dword [ebx + 0x11c]
lea edx, [ecx + eax*4]
lea eax, [esi + edi*4 + 0x10]
cmp eax, edx
je 0x498a37
mov eax, dword [ebp + 0xc]
cmp eax, 0x18
jne 0x49893e
mov eax, dword [esi + 0x24]
xor eax, dword [esi + 0x10]
mov ecx, dword [esi + 0x14]
xor ecx, eax
mov dword [esi + 0x28], eax
mov dword [esi + 0x2c], ecx
jmp 0x4989a7
cmp eax, 0x20
jne 0x4989a7
mov ecx, dword [esi + 0x2c]
mov edx, ecx
shr edx, 0x18
movzx eax, byte [edx + str.cw]
mov edx, ecx
shr edx, 0x10
movzx edx, dl
movzx edx, byte [edx + str.cw]
shl eax, 8
xor eax, edx
mov edx, ecx
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
shl eax, 8
movzx ecx, cl
xor eax, edx
movzx edx, byte [ecx + str.cw]
mov ecx, dword [esi + 0x14]
shl eax, 8
xor eax, edx
xor eax, dword [esi + 0x10]
xor ecx, eax
mov dword [esi + 0x30], eax
mov eax, dword [esi + 0x18]
xor eax, ecx
mov dword [esi + 0x34], ecx
mov ecx, dword [esi + 0x1c]
xor ecx, eax
mov dword [esi + 0x38], eax
mov dword [esi + 0x3c], ecx
lea esi, [esi + edi*4]
mov eax, dword [esi + edi*4 - 4]
mov edx, eax
shr edx, 0x10
movzx ecx, dl
movzx edx, byte [ecx + str.cw]
mov ecx, eax
shr ecx, 8
movzx ecx, cl
movzx ecx, byte [ecx + str.cw]
shl edx, 8
xor edx, ecx
movzx ecx, al
movzx ecx, byte [ecx + str.cw]
shl edx, 8
xor edx, ecx
shr eax, 0x18
movzx eax, byte [eax + str.cw]
shl edx, 8
xor edx, eax
xor edx, dword [esi]
mov eax, dword [esp + 0x14]
xor edx, dword [eax]
add eax, 4
mov dword [esi + edi*4], edx
mov dword [esp + 0x14], eax
mov eax, dword [esi + 4]
xor eax, edx
mov dword [esi + edi*4 + 4], eax
mov ecx, dword [esi + 8]
xor ecx, eax
mov dword [esi + edi*4 + 8], ecx
mov edx, dword [esi + 0xc]
xor edx, ecx
mov dword [esi + edi*4 + 0xc], edx
mov eax, dword [ebx + 0x118]
mov ecx, dword [ebx + 0x11c]
lea edx, [ecx + eax*4]
lea eax, [esi + edi*4 + 0x10]
cmp eax, edx
jne 0x498923
mov edx, dword [ebx + 4]
mov eax, dword [edx + 0x1c]
mov esi, dword [ebx + 0x11c]
lea ecx, [ebx + 4]
call eax
test al, al
je 0x498a92
mov cl, byte [0xc1be40]
test cl, cl
jne 0x498a5b
call fcn.004965d0
xor eax, eax
lea ecx, [ecx]
mov edx, dword [esi + eax*4]
bswap edx
mov dword [esi + eax*4], edx
inc eax
cmp eax, 4
jb 0x498a60
mov eax, dword [ebx + 0x10]
shl eax, 4
add eax, esi
mov ecx, eax
sub ecx, eax
mov edx, 4
nop
mov edi, dword [ecx + eax]
bswap edi
mov dword [eax], edi
add eax, 4
dec edx
jne 0x498a80
jmp 0x498f66
mov cl, byte [0xc1be41]
test cl, cl
jne 0x498aa1
call fcn.00496660
mov eax, dword [ebx + 0x10]
mov edx, 4
lea eax, [eax*4 - 4]
mov dword [esp + 0x14], edx
mov dword [esp + 0x18], eax
cmp eax, edx
jbe 0x498d95
lea ecx, [esi + eax*4 + 8]
lea eax, [esi + 0x18]
mov edx, dword [eax - 8]
mov ebx, edx
mov edi, edx
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
shr ebx, 0x10
movzx ebx, bl
movzx ebx, byte [ebx + str.cw]
shr edi, 0x18
movzx edi, byte [edi + str.cw]
mov edi, dword [edi*8 + 0xc1ae34]
xor edi, dword [ebx*8 + 0xc1ae31]
xor edi, dword [edx*8 + 0xc1ae32]
movzx edx, byte [eax - 8]
movzx edx, byte [edx + str.cw]
xor edi, dword [edx*8 + 0xc1ae33]
mov edx, dword [ecx - 8]
mov ebx, edx
shr edx, 0x10
movzx edx, dl
movzx edx, byte [edx + str.cw]
shr ebx, 0x18
movzx ebx, byte [ebx + str.cw]
mov ebx, dword [ebx*8 + 0xc1ae34]
xor ebx, dword [edx*8 + 0xc1ae31]
mov edx, dword [ecx - 8]
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae32]
movzx edx, byte [ecx - 8]
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae33]
mov dword [eax - 8], ebx
mov dword [ecx - 8], edi
mov edx, dword [eax - 4]
mov ebx, edx
mov edi, edx
shr ebx, 0x10
shr edx, 8
movzx ebx, bl
movzx ebx, byte [ebx + str.cw]
movzx edx, dl
movzx edx, byte [edx + str.cw]
shr edi, 0x18
movzx edi, byte [edi + str.cw]
mov edi, dword [edi*8 + 0xc1ae34]
xor edi, dword [ebx*8 + 0xc1ae31]
xor edi, dword [edx*8 + 0xc1ae32]
movzx edx, byte [eax - 4]
movzx edx, byte [edx + str.cw]
xor edi, dword [edx*8 + 0xc1ae33]
mov edx, dword [ecx - 4]
mov ebx, edx
shr edx, 0x10
shr ebx, 0x18
movzx ebx, byte [ebx + str.cw]
mov ebx, dword [ebx*8 + 0xc1ae34]
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae31]
mov edx, dword [ecx - 4]
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae32]
movzx edx, byte [ecx - 4]
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae33]
mov dword [eax - 4], ebx
mov dword [ecx - 4], edi
mov edx, dword [eax]
mov edi, edx
shr edi, 0x18
movzx edi, byte [edi + str.cw]
mov edi, dword [edi*8 + 0xc1ae34]
mov ebx, edx
shr ebx, 0x10
movzx ebx, bl
movzx ebx, byte [ebx + str.cw]
xor edi, dword [ebx*8 + 0xc1ae31]
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor edi, dword [edx*8 + 0xc1ae32]
movzx edx, byte [eax]
movzx edx, byte [edx + str.cw]
xor edi, dword [edx*8 + 0xc1ae33]
mov edx, dword [ecx]
mov ebx, edx
shr edx, 0x10
movzx edx, dl
movzx edx, byte [edx + str.cw]
shr ebx, 0x18
movzx ebx, byte [ebx + str.cw]
mov ebx, dword [ebx*8 + 0xc1ae34]
xor ebx, dword [edx*8 + 0xc1ae31]
mov edx, dword [ecx]
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae32]
movzx edx, byte [ecx]
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae33]
add eax, 0x10
mov dword [eax - 0x10], ebx
mov dword [ecx], edi
mov edx, dword [eax - 0xc]
mov ebx, edx
mov edi, edx
shr edx, 8
shr ebx, 0x10
movzx edx, dl
movzx edx, byte [edx + str.cw]
shr edi, 0x18
movzx edi, byte [edi + str.cw]
mov edi, dword [edi*8 + 0xc1ae34]
movzx ebx, bl
movzx ebx, byte [ebx + str.cw]
xor edi, dword [ebx*8 + 0xc1ae31]
sub ecx, 0x10
xor edi, dword [edx*8 + 0xc1ae32]
movzx edx, byte [eax - 0xc]
movzx edx, byte [edx + str.cw]
xor edi, dword [edx*8 + 0xc1ae33]
mov edx, dword [ecx + 0x14]
mov ebx, edx
shr edx, 0x10
movzx edx, dl
movzx edx, byte [edx + str.cw]
shr ebx, 0x18
movzx ebx, byte [ebx + str.cw]
mov ebx, dword [ebx*8 + 0xc1ae34]
xor ebx, dword [edx*8 + 0xc1ae31]
mov edx, dword [ecx + 0x14]
shr edx, 8
movzx edx, dl
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae32]
movzx edx, byte [ecx + 0x14]
movzx edx, byte [edx + str.cw]
xor ebx, dword [edx*8 + 0xc1ae33]
mov edx, dword [esp + 0x14]
mov dword [eax - 0xc], ebx
mov dword [ecx + 0x14], edi
mov edi, dword [esp + 0x18]
add edx, 4
sub edi, 4
mov dword [esp + 0x14], edx
mov dword [esp + 0x18], edi
cmp edx, edi
jb 0x498ac7
mov ebx, dword [esp + 0x1c]
mov edi, dword [esi + edx*4]
mov eax, edi
shr eax, 0x18
movzx ecx, byte [eax + str.cw]
mov ecx, dword [ecx*8 + 0xc1ae34]
mov eax, edi
shr eax, 0x10
movzx eax, al
movzx eax, byte [eax + str.cw]
xor ecx, dword [eax*8 + 0xc1ae31]
mov eax, edi
shr eax, 8
movzx eax, al
movzx eax, byte [eax + str.cw]
xor ecx, dword [eax*8 + 0xc1ae32]
movzx eax, byte [esi + edx*4]
movzx eax, byte [eax + str.cw]
xor ecx, dword [eax*8 + 0xc1ae33]
mov edi, dword [esi + edx*4 + 4]
mov dword [esi + edx*4], ecx
mov ecx, edi
shr ecx, 0x18
movzx eax, byte [ecx + str.cw]
mov eax, dword [eax*8 + 0xc1ae34]
mov ecx, edi
shr ecx, 0x10
movzx ecx, cl
movzx ecx, byte [ecx + str.cw]
xor eax, dword [ecx*8 + 0xc1ae31]
mov ecx, edi
shr ecx, 8
movzx ecx, cl
movzx ecx, byte [ecx + str.cw]
xor eax, dword [ecx*8 + 0xc1ae32]
movzx ecx, byte [esi + edx*4 + 4]
movzx ecx, byte [ecx + str.cw]
xor eax, dword [ecx*8 + 0xc1ae33]
mov edi, dword [esi + edx*4 + 8]
mov dword [esi + edx*4 + 4], eax
mov eax, edi
shr eax, 0x18
movzx ecx, byte [eax + str.cw]
mov ecx, dword [ecx*8 + 0xc1ae34]
mov eax, edi
shr eax, 0x10
movzx eax, al
movzx eax, byte [eax + str.cw]
xor ecx, dword [eax*8 + 0xc1ae31]
mov eax, edi
mov edi, dword [esi + edx*4 + 0xc]
shr eax, 8
movzx eax, al
movzx eax, byte [eax + str.cw]
xor ecx, dword [eax*8 + 0xc1ae32]
movzx eax, byte [esi + edx*4 + 8]
movzx eax, byte [eax + str.cw]
xor ecx, dword [eax*8 + 0xc1ae33]
mov dword [esi + edx*4 + 8], ecx
mov ecx, edi
shr ecx, 0x18
movzx eax, byte [ecx + str.cw]
mov eax, dword [eax*8 + 0xc1ae34]
mov ecx, edi
shr ecx, 0x10
movzx ecx, cl
movzx ecx, byte [ecx + str.cw]
xor eax, dword [ecx*8 + 0xc1ae31]
mov ecx, edi
shr ecx, 8
movzx ecx, cl
movzx ecx, byte [ecx + str.cw]
xor eax, dword [ecx*8 + 0xc1ae32]
movzx ecx, byte [esi + edx*4 + 0xc]
movzx ecx, byte [ecx + str.cw]
xor eax, dword [ecx*8 + 0xc1ae33]
mov dword [esi + edx*4 + 0xc], eax
mov edx, dword [ebx + 0x10]
mov eax, dword [esi]
add edx, edx
mov ecx, dword [esi + edx*8]
bswap eax
bswap ecx
mov dword [esi], ecx
mov ecx, dword [ebx + 0x10]
add ecx, ecx
mov dword [esi + ecx*8], eax
mov edx, dword [ebx + 0x10]
mov eax, dword [esi + 4]
add edx, edx
mov ecx, dword [esi + edx*8 + 4]
bswap ecx
mov dword [esi + 4], ecx
mov ecx, dword [ebx + 0x10]
add ecx, ecx
bswap eax
mov dword [esi + ecx*8 + 4], eax
mov edx, dword [ebx + 0x10]
mov eax, dword [esi + 8]
add edx, edx
mov ecx, dword [esi + edx*8 + 8]
bswap ecx
mov dword [esi + 8], ecx
mov ecx, dword [ebx + 0x10]
add ecx, ecx
bswap eax
mov dword [esi + ecx*8 + 8], eax
mov edx, dword [ebx + 0x10]
mov eax, dword [esi + 0xc]
add edx, edx
mov ecx, dword [esi + edx*8 + 0xc]
bswap ecx
mov dword [esi + 0xc], ecx
mov ecx, dword [ebx + 0x10]
bswap eax
add ecx, ecx
mov dword [esi + ecx*8 + 0xc], eax
cmp byte [0xc1c5e4], 0
jne 0x498f74
call fcn.004e6420
cmp byte [0xc1c5e9], 0
je 0x498f9c
mov ebx, dword [ebx + 0x10]
dec ebx
shl ebx, 4
shr ebx, 2
test ebx, ebx
je 0x498f9c
lea eax, [esi + 0x10]
mov edi, edi
mov edx, dword [eax]
bswap edx
mov dword [eax], edx
add eax, 4
dec ebx
jne 0x498f90
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 0xc