Function at 0x490cd0
Capabilities:
Encode data using xor
Encrypt data using aes via x86 extensions

Disassembly:
sub rsp, 0xe8
movaps xmmword [rsp + 0x40], xmm6
movaps xmmword [rsp + 0x50], xmm7
movaps xmmword [rsp + 0x60], xmm8
movaps xmmword [rsp + 0x70], xmm9
movaps xmmword [rsp + 0x80], xmm10
movaps xmmword [rsp + 0x90], xmm11
movaps xmmword [rsp + 0xa0], xmm12
movaps xmmword [rsp + 0xb0], xmm13
movaps xmmword [rsp + 0xc0], xmm14
movaps xmmword [rsp + 0xd0], xmm15
mov eax, 0x10
movdqa xmm9, xmmword [rcx]
movdqa xmm15, xmmword [rcx + 0x10]
movdqa xmm8, xmmword [rcx + 0x50]
movdqa xmm7, xmmword [rcx + 0x60]
movdqa xmm10, xmm9
aeskeygenassist xmm0, xmm15, 1
movdqa xmm6, xmmword [rcx + 0x70]
movdqa xmm5, xmmword [rcx + 0x80]
pslldq xmm10, 4
pshufd xmm2, xmm0, 0xff
movdqa xmm0, xmm10
pslldq xmm0, 4
movdqa xmm1, xmm0
pxor xmm10, xmm0
pslldq xmm1, 4
movdqa xmm0, xmm1
pxor xmm0, xmm2
movdqa xmm2, xmm15
pxor xmm10, xmm0
pslldq xmm2, 4
pxor xmm10, xmm9
aeskeygenassist xmm0, xmm10, 0
movdqa xmm12, xmm10
pshufd xmm3, xmm0, 0xaa
pslldq xmm12, 4
movdqa xmm0, xmm2
pslldq xmm0, 4
movdqa xmm1, xmm0
pxor xmm2, xmm0
pslldq xmm1, 4
movdqa xmm0, xmm1
pxor xmm0, xmm3
pxor xmm2, xmm0
pxor xmm2, xmm15
aeskeygenassist xmm0, xmm2, 2
movdqa xmm11, xmm2
movaps xmmword [rsp + 0x30], xmm2
pshufd xmm3, xmm0, 0xff
pslldq xmm11, 4
movdqa xmm0, xmm12
pslldq xmm0, 4
movdqa xmm1, xmm0
pxor xmm12, xmm0
pslldq xmm1, 4
movdqa xmm0, xmm1
pxor xmm0, xmm3
pxor xmm12, xmm0
pxor xmm12, xmm10
aeskeygenassist xmm0, xmm12, 0
movdqa xmm14, xmm12
pshufd xmm3, xmm0, 0xaa
pslldq xmm14, 4
movdqa xmm0, xmm11
pslldq xmm0, 4
movdqa xmm1, xmm0
pxor xmm11, xmm0
pslldq xmm1, 4
movdqa xmm0, xmm1
pxor xmm0, xmm3
pxor xmm11, xmm0
pxor xmm11, xmm2
aeskeygenassist xmm0, xmm11, 4
movdqa xmm13, xmm11
pshufd xmm3, xmm0, 0xff
pslldq xmm13, 4
movdqa xmm0, xmm14
pslldq xmm0, 4
movdqa xmm1, xmm0
pxor xmm14, xmm0
pslldq xmm1, 4
movdqa xmm0, xmm1
pxor xmm0, xmm3
pxor xmm14, xmm0
pxor xmm14, xmm12
aeskeygenassist xmm0, xmm14, 0
movdqa xmm4, xmm14
pshufd xmm3, xmm0, 0xaa
pslldq xmm4, 4
movdqa xmm0, xmm13
pslldq xmm0, 4
movdqa xmm1, xmm0
pxor xmm13, xmm0
pslldq xmm1, 4
movdqa xmm0, xmm1
pxor xmm0, xmm3
pxor xmm13, xmm0
movdqa xmm0, xmm4
pxor xmm13, xmm11
pslldq xmm0, 4
aeskeygenassist xmm1, xmm13, 8
pshufd xmm3, xmm1, 0xff
movdqa xmm1, xmm0
pxor xmm0, xmm4
pslldq xmm1, 4
movdqa xmm4, xmm13
pxor xmm1, xmm3
pslldq xmm4, 4
pxor xmm0, xmm1
movdqa xmm1, xmm4
pxor xmm0, xmm14
pslldq xmm1, 4
movaps xmmword [rsp], xmm0
aeskeygenassist xmm0, xmm0, 0
pshufd xmm3, xmm0, 0xaa
movdqa xmm0, xmm1
pxor xmm1, xmm4
movdqa xmm4, xmmword [rcx + 0x90]
pslldq xmm0, 4
pxor xmm0, xmm3
movdqa xmm3, xmmword [rcx + 0x40]
pxor xmm0, xmm1
movdqa xmm1, xmmword [rcx + 0xb0]
pxor xmm0, xmm13
movaps xmmword [rsp + 0x20], xmm3
movdqa xmm3, xmm9
movaps xmmword [rsp + 0x10], xmm0
movdqa xmm0, xmmword [rcx + 0xa0]
nop word [rax + rax]
aesenc xmm8, xmm3
aesenc xmm7, xmm3
aesenc xmm6, xmm3
movdqa xmm9, xmmword [rsp + 0x20]
aesenc xmm5, xmm3
aesenc xmm4, xmm3
aesenc xmm0, xmm3
movdqa xmm2, xmmword [rsp + 0x30]
aesenc xmm9, xmm3
aesenc xmm1, xmm3
aesenc xmm8, xmm15
aesenc xmm9, xmm15
aesenc xmm7, xmm15
aesenc xmm6, xmm15
aesenc xmm5, xmm15
aesenc xmm4, xmm15
aesenc xmm0, xmm15
aesenc xmm1, xmm15
aesenc xmm9, xmm10
aesenc xmm8, xmm10
aesenc xmm7, xmm10
aesenc xmm6, xmm10
aesenc xmm5, xmm10
aesenc xmm4, xmm10
aesenc xmm0, xmm10
aesenc xmm1, xmm10
aesenc xmm9, xmm2
aesenc xmm8, xmm2
aesenc xmm7, xmm2
aesenc xmm6, xmm2
aesenc xmm5, xmm2
aesenc xmm4, xmm2
aesenc xmm0, xmm2
aesenc xmm1, xmm2
aesenc xmm9, xmm12
movdqa xmm2, xmmword [rsp]
aesenc xmm8, xmm12
aesenc xmm7, xmm12
aesenc xmm6, xmm12
aesenc xmm5, xmm12
aesenc xmm4, xmm12
aesenc xmm0, xmm12
aesenc xmm1, xmm12
aesenc xmm9, xmm11
aesenc xmm8, xmm11
aesenc xmm7, xmm11
aesenc xmm6, xmm11
aesenc xmm5, xmm11
aesenc xmm4, xmm11
aesenc xmm0, xmm11
aesenc xmm1, xmm11
aesenc xmm9, xmm14
aesenc xmm8, xmm14
aesenc xmm7, xmm14
aesenc xmm6, xmm14
aesenc xmm5, xmm14
aesenc xmm4, xmm14
aesenc xmm0, xmm14
aesenc xmm1, xmm14
aesenc xmm9, xmm13
aesenc xmm8, xmm13
aesenc xmm7, xmm13
aesenc xmm6, xmm13
aesenc xmm5, xmm13
aesenc xmm4, xmm13
aesenc xmm0, xmm13
aesenc xmm1, xmm13
aesenc xmm9, xmm2
aesenc xmm8, xmm2
aesenc xmm7, xmm2
aesenc xmm6, xmm2
aesenc xmm5, xmm2
aesenc xmm4, xmm2
aesenc xmm0, xmm2
aesenc xmm1, xmm2
movdqa xmm2, xmmword [rsp + 0x10]
aesenc xmm9, xmm2
aesenc xmm8, xmm2
aesenc xmm7, xmm2
aesenc xmm6, xmm2
aesenc xmm5, xmm2
aesenc xmm4, xmm2
aesenc xmm0, xmm2
aesenc xmm1, xmm2
movdqa xmm2, xmm9
pxor xmm2, xmm8
pxor xmm8, xmm7
pxor xmm7, xmm6
movaps xmmword [rsp + 0x20], xmm2
pxor xmm6, xmm5
pxor xmm5, xmm4
pxor xmm4, xmm0
pxor xmm0, xmm1
pxor xmm1, xmm9
sub rax, 1
jne 0x490f78
movdqa xmm9, xmm3
movdqa xmm3, xmm2
movdqa xmm2, xmmword [rsp + 0x30]
lea rax, [rdx + 0x400000]
nop dword [rax]
aesenc xmm3, xmm9
aesenc xmm8, xmm9
sub rdx, 0xffffffffffffff80
aesenc xmm7, xmm9
aesenc xmm6, xmm9
aesenc xmm5, xmm9
aesenc xmm4, xmm9
aesenc xmm0, xmm9
aesenc xmm1, xmm9
aesenc xmm3, xmm15
aesenc xmm8, xmm15
aesenc xmm7, xmm15
aesenc xmm6, xmm15
aesenc xmm5, xmm15
aesenc xmm4, xmm15
aesenc xmm0, xmm15
aesenc xmm1, xmm15
aesenc xmm3, xmm10
aesenc xmm8, xmm10
aesenc xmm7, xmm10
aesenc xmm6, xmm10
aesenc xmm5, xmm10
aesenc xmm3, xmm2
aesenc xmm7, xmm2
aesenc xmm4, xmm10
aesenc xmm6, xmm2
aesenc xmm5, xmm2
aesenc xmm0, xmm10
aesenc xmm1, xmm10
aesenc xmm4, xmm2
aesenc xmm8, xmm2
aesenc xmm0, xmm2
aesenc xmm1, xmm2
aesenc xmm3, xmm12
aesenc xmm8, xmm12
aesenc xmm7, xmm12
aesenc xmm6, xmm12
aesenc xmm5, xmm12
aesenc xmm4, xmm12
aesenc xmm0, xmm12
aesenc xmm1, xmm12
aesenc xmm3, xmm11
aesenc xmm8, xmm11
aesenc xmm7, xmm11
aesenc xmm6, xmm11
aesenc xmm5, xmm11
aesenc xmm4, xmm11
aesenc xmm0, xmm11
aesenc xmm1, xmm11
aesenc xmm3, xmm14
aesenc xmm8, xmm14
aesenc xmm7, xmm14
aesenc xmm6, xmm14
aesenc xmm5, xmm14
aesenc xmm4, xmm14
aesenc xmm0, xmm14
aesenc xmm1, xmm14
aesenc xmm3, xmm13
aesenc xmm8, xmm13
aesenc xmm7, xmm13
aesenc xmm6, xmm13
aesenc xmm5, xmm13
aesenc xmm4, xmm13
aesenc xmm0, xmm13
aesenc xmm1, xmm13
aesenc xmm3, xmmword [rsp]
aesenc xmm8, xmmword [rsp]
aesenc xmm7, xmmword [rsp]
aesenc xmm6, xmmword [rsp]
aesenc xmm5, xmmword [rsp]
aesenc xmm4, xmmword [rsp]
aesenc xmm0, xmmword [rsp]
aesenc xmm1, xmmword [rsp]
aesenc xmm3, xmmword [rsp + 0x10]
aesenc xmm8, xmmword [rsp + 0x10]
aesenc xmm7, xmmword [rsp + 0x10]
aesenc xmm6, xmmword [rsp + 0x10]
aesenc xmm5, xmmword [rsp + 0x10]
movaps xmmword [rdx - 0x80], xmm3
aesenc xmm4, xmmword [rsp + 0x10]
aesenc xmm0, xmmword [rsp + 0x10]
aesenc xmm1, xmmword [rsp + 0x10]
movaps xmmword [rdx - 0x70], xmm8
movaps xmmword [rdx - 0x60], xmm7
movaps xmmword [rdx - 0x50], xmm6
movaps xmmword [rdx - 0x40], xmm5
movaps xmmword [rdx - 0x30], xmm4
movaps xmmword [rdx - 0x20], xmm0
movaps xmmword [rdx - 0x10], xmm1
cmp rdx, rax
jne 0x4911a8
movaps xmm6, xmmword [rsp + 0x40]
movaps xmm7, xmmword [rsp + 0x50]
movaps xmm8, xmmword [rsp + 0x60]
movaps xmm9, xmmword [rsp + 0x70]
movaps xmm10, xmmword [rsp + 0x80]
movaps xmm11, xmmword [rsp + 0x90]
movaps xmm12, xmmword [rsp + 0xa0]
movaps xmm13, xmmword [rsp + 0xb0]
movaps xmm14, xmmword [rsp + 0xc0]
movaps xmm15, xmmword [rsp + 0xd0]
add rsp, 0xe8
ret