Function at 0x42e250
Capabilities:
Encode data using xor
Encrypt data using aes via x86 extensions

Disassembly:
sub rsp, 0xc8
movaps xmmword [rsp + 0x20], xmm6
movaps xmmword [rsp + 0x30], xmm7
movaps xmmword [rsp + 0x40], xmm8
movaps xmmword [rsp + 0x50], xmm9
movaps xmmword [rsp + 0x60], xmm10
movaps xmmword [rsp + 0x70], xmm11
movaps xmmword [rsp + 0x80], xmm12
movaps xmmword [rsp + 0x90], xmm13
movaps xmmword [rsp + 0xa0], xmm14
movaps xmmword [rsp + 0xb0], xmm15
lea rax, [rcx + 0x100000]
movdqa xmm15, xmmword [rdx + 0x20]
movdqa xmm9, xmm15
movdqa xmm2, xmmword [rdx + 0x30]
pslldq xmm9, 4
movdqa xmm0, xmm9
aeskeygenassist xmm1, xmm2, 1
movdqa xmm10, xmm2
pslldq xmm0, 4
pxor xmm9, xmm0
movdqa xmm3, xmm0
pslldq xmm10, 4
movdqa xmm7, xmm10
pshufd xmm4, xmm1, 0xff
pxor xmm9, xmm15
pslldq xmm3, 4
pslldq xmm7, 4
pxor xmm10, xmm7
movdqa xmm8, xmm7
pxor xmm9, xmm3
pslldq xmm8, 4
pxor xmm10, xmm2
pxor xmm9, xmm4
pxor xmm10, xmm8
aeskeygenassist xmm5, xmm9, 0
pshufd xmm6, xmm5, 0xaa
pxor xmm10, xmm6
aeskeygenassist xmm11, xmm10, 2
pshufd xmm12, xmm11, 0xff
movdqa xmm11, xmm9
pslldq xmm11, 4
movdqa xmm13, xmm11
pslldq xmm13, 4
pxor xmm11, xmm13
movdqa xmm14, xmm13
pslldq xmm14, 4
pxor xmm11, xmm14
pxor xmm11, xmm12
movdqa xmm12, xmm10
pxor xmm11, xmm9
pslldq xmm12, 4
movdqa xmm0, xmm12
aeskeygenassist xmm1, xmm11, 0
pslldq xmm0, 4
pxor xmm12, xmm0
movdqa xmm3, xmm0
movdqa xmm13, xmm11
pshufd xmm4, xmm1, 0xaa
pslldq xmm3, 4
pxor xmm12, xmm3
pslldq xmm13, 4
movdqa xmm7, xmm13
pslldq xmm7, 4
pxor xmm13, xmm7
pxor xmm12, xmm4
movdqa xmm8, xmm7
pslldq xmm8, 4
pxor xmm13, xmm8
pxor xmm12, xmm10
aeskeygenassist xmm5, xmm12, 4
pshufd xmm6, xmm5, 0xff
pxor xmm13, xmm6
pxor xmm13, xmm11
aeskeygenassist xmm14, xmm13, 0
movdqa xmm6, xmm13
pshufd xmm1, xmm14, 0xaa
pslldq xmm6, 4
movdqa xmm14, xmm12
movdqa xmm7, xmm6
pslldq xmm14, 4
movdqa xmm4, xmm14
pslldq xmm7, 4
movdqa xmm8, xmm7
pxor xmm7, xmm6
pslldq xmm4, 4
pxor xmm14, xmm4
movdqa xmm0, xmm4
pslldq xmm8, 4
movdqa xmm6, xmmword [rdx + 0x60]
pxor xmm7, xmm8
pslldq xmm0, 4
pxor xmm14, xmm0
movdqa xmm8, xmmword [rdx + 0x40]
pxor xmm14, xmm1
pxor xmm14, xmm12
aeskeygenassist xmm3, xmm14, 8
pshufd xmm5, xmm3, 0xff
movdqa xmm3, xmm14
pxor xmm7, xmm5
pslldq xmm3, 4
movdqa xmm0, xmm3
pxor xmm7, xmm13
pslldq xmm0, 4
movdqa xmm4, xmm0
pxor xmm0, xmm3
movdqa xmm3, xmmword [rdx + 0x90]
aeskeygenassist xmm1, xmm7, 0
pslldq xmm4, 4
pxor xmm0, xmm4
movdqa xmm4, xmmword [rdx + 0x80]
pshufd xmm5, xmm1, 0xaa
movaps xmmword [rsp], xmm7
pxor xmm0, xmm5
movdqa xmm7, xmmword [rdx + 0x50]
pxor xmm0, xmm14
movdqa xmm5, xmmword [rdx + 0x70]
movaps xmmword [rsp + 0x10], xmm0
movdqa xmm1, xmmword [rdx + 0xa0]
movdqa xmm0, xmmword [rdx + 0xb0]
nop dword [rax]
pxor xmm8, xmmword [rcx]
sub rcx, 0xffffffffffffff80
pxor xmm7, xmmword [rcx - 0x70]
pxor xmm6, xmmword [rcx - 0x60]
pxor xmm5, xmmword [rcx - 0x50]
pxor xmm4, xmmword [rcx - 0x40]
pxor xmm3, xmmword [rcx - 0x30]
pxor xmm1, xmmword [rcx - 0x20]
pxor xmm0, xmmword [rcx - 0x10]
cmp rax, rcx
aesenc xmm8, xmm15
aesenc xmm7, xmm15
aesenc xmm6, xmm15
aesenc xmm5, xmm15
aesenc xmm4, xmm15
aesenc xmm3, xmm15
aesenc xmm1, xmm15
aesenc xmm0, xmm15
aesenc xmm8, xmm2
aesenc xmm7, xmm2
aesenc xmm6, xmm2
aesenc xmm5, xmm2
aesenc xmm4, xmm2
aesenc xmm3, xmm2
aesenc xmm1, xmm2
aesenc xmm0, xmm2
aesenc xmm8, xmm9
aesenc xmm7, xmm9
aesenc xmm6, xmm9
aesenc xmm5, xmm9
aesenc xmm4, xmm9
aesenc xmm3, xmm9
aesenc xmm1, xmm9
aesenc xmm0, xmm9
aesenc xmm8, xmm10
aesenc xmm7, xmm10
aesenc xmm6, xmm10
aesenc xmm5, xmm10
aesenc xmm4, xmm10
aesenc xmm3, xmm10
aesenc xmm1, xmm10
aesenc xmm0, xmm10
aesenc xmm8, xmm11
aesenc xmm7, xmm11
aesenc xmm6, xmm11
aesenc xmm5, xmm11
aesenc xmm4, xmm11
aesenc xmm3, xmm11
aesenc xmm1, xmm11
aesenc xmm0, xmm11
aesenc xmm8, xmm12
aesenc xmm7, xmm12
aesenc xmm6, xmm12
aesenc xmm5, xmm12
aesenc xmm4, xmm12
aesenc xmm3, xmm12
aesenc xmm1, xmm12
aesenc xmm0, xmm12
aesenc xmm8, xmm13
aesenc xmm7, xmm13
aesenc xmm6, xmm13
aesenc xmm5, xmm13
aesenc xmm4, xmm13
aesenc xmm3, xmm13
aesenc xmm1, xmm13
aesenc xmm0, xmm13
aesenc xmm8, xmm14
aesenc xmm7, xmm14
aesenc xmm6, xmm14
aesenc xmm5, xmm14
aesenc xmm4, xmm14
aesenc xmm3, xmm14
aesenc xmm1, xmm14
aesenc xmm0, xmm14
aesenc xmm8, xmmword [rsp]
aesenc xmm7, xmmword [rsp]
aesenc xmm6, xmmword [rsp]
aesenc xmm5, xmmword [rsp]
aesenc xmm4, xmmword [rsp]
aesenc xmm3, xmmword [rsp]
aesenc xmm1, xmmword [rsp]
aesenc xmm0, xmmword [rsp]
aesenc xmm8, xmmword [rsp + 0x10]
aesenc xmm7, xmmword [rsp + 0x10]
aesenc xmm6, xmmword [rsp + 0x10]
aesenc xmm5, xmmword [rsp + 0x10]
aesenc xmm4, xmmword [rsp + 0x10]
aesenc xmm3, xmmword [rsp + 0x10]
aesenc xmm1, xmmword [rsp + 0x10]
aesenc xmm0, xmmword [rsp + 0x10]
jne 0x42e4e0
movaps xmmword [rdx + 0x40], xmm8
movaps xmmword [rdx + 0x50], xmm7
movaps xmmword [rdx + 0x60], xmm6
movaps xmmword [rdx + 0x70], xmm5
movaps xmmword [rdx + 0x80], xmm4
movaps xmmword [rdx + 0x90], xmm3
movaps xmmword [rdx + 0xa0], xmm1
movaps xmmword [rdx + 0xb0], xmm0
movaps xmm6, xmmword [rsp + 0x20]
movaps xmm7, xmmword [rsp + 0x30]
movaps xmm8, xmmword [rsp + 0x40]
movaps xmm9, xmmword [rsp + 0x50]
movaps xmm10, xmmword [rsp + 0x60]
movaps xmm11, xmmword [rsp + 0x70]
movaps xmm12, xmmword [rsp + 0x80]
movaps xmm13, xmmword [rsp + 0x90]
movaps xmm14, xmmword [rsp + 0xa0]
movaps xmm15, xmmword [rsp + 0xb0]
add rsp, 0xc8
ret