Function at 0x404950
Capabilities:
Encode data using xor

Disassembly:
push r15
push r14
push r13
push r12
push rsi
push rdi
push rbp
push rbx
sub rsp, 0x338
movdqa xmmword [rsp + 0x320], xmm9
movdqa xmmword [rsp + 0x310], xmm8
movaps xmmword [rsp + 0x300], xmm7
movdqa xmmword [rsp + 0x2f0], xmm6
mov rbx, rdx
mov qword [rsp + 0x28], rcx
mov r14d, 0xf0000000
xor r15d, r15d
lea rdi, [rsp + 0x30]
mov r8d, 0x2c0
mov rcx, rdi
xor edx, edx
call sub.ntdll.dll_memset
mov qword [rsp + 0x20], rbx
mov rcx, rdi
mov rdx, rbx
mov r8, rbx
mov r9, rbx
call fcn.00409900
mov r12, 0xfffffffffffffffc
mov r13d, 0x40
pcmpeqd xmm6, xmm6
movdqa xmm7, xmmword [0x004a3d50]
mov rbp, rdi
xor ebx, ebx
jmp 0x404a33
lea rax, [rsp + rax*8]
add rax, 0x30
xor qword [rax + rbx*8 + 0x40], r14
add rbx, 8
mov dword [rsp + 0x20], 0x1c
mov edx, 0x58
mov r9d, 8
mov rcx, rdi
mov r8, rbx
call fcn.00409600
add rbp, 0x48
inc r12
add r13, 0x40
inc r15
cmp rbx, 0x50
je 0x404aa2
lea rsi, [r12 + 4]
mov edx, 0x58
mov rcx, rdi
mov r8, rbx
call fcn.0040a080
lea rcx, [rsp + r13]
add rcx, 0x30
call fcn.00409350
movdqu xmm0, xmmword [rsp + rbx*8 + 0x70]
movdqu xmm1, xmmword [rsp + rbx*8 + 0x98]
pxor xmm0, xmm6
movdqu xmmword [rsp + rbx*8 + 0x70], xmm0
pxor xmm1, xmm6
movdqu xmmword [rsp + rbx*8 + 0x98], xmm1
mov rax, r15
cmp rsi, 8
jb 0x4049f0
movdqu xmm0, xmmword [rbp]
pxor xmm0, xmm7
movdqu xmmword [rbp], xmm0
xor qword [rbp + 0x18], r14
mov rax, r12
jmp 0x4049f0
mov eax, 0xf0
movdqa xmm1, xmmword [0x004a3d60]
movdqa xmm0, xmmword [0x004a3d70]
movdqa xmm2, xmmword [0x004a3d80]
movdqa xmm3, xmmword [0x004a3d90]
nop word [rax + rax]
movdqu xmm7, xmmword [rsp + rax - 0x80]
movdqu xmm6, xmmword [rsp + rax - 0x70]
movdqu xmm5, xmmword [rsp + rax - 0x60]
movdqu xmm4, xmmword [rsp + rax - 0x50]
movdqa xmm8, xmm7
psrlq xmm8, 8
pxor xmm8, xmm7
pand xmm8, xmm1
movdqa xmm9, xmm8
psllq xmm9, 8
por xmm9, xmm8
pxor xmm9, xmm7
movdqa xmm7, xmm9
psrlq xmm7, 4
pxor xmm7, xmm9
pand xmm7, xmm0
movdqa xmm8, xmm7
psllq xmm8, 4
por xmm8, xmm7
pxor xmm8, xmm9
movdqu xmmword [rsp + rax - 0x80], xmm8
movdqa xmm7, xmm6
psrlq xmm7, 8
pxor xmm7, xmm6
pand xmm7, xmm1
movdqa xmm8, xmm7
psllq xmm8, 8
por xmm8, xmm7
pxor xmm8, xmm6
movdqa xmm6, xmm8
psrlq xmm6, 4
pxor xmm6, xmm8
pand xmm6, xmm0
movdqa xmm7, xmm6
psllq xmm7, 4
por xmm7, xmm6
pxor xmm7, xmm8
movdqu xmmword [rsp + rax - 0x70], xmm7
movdqa xmm6, xmm5
psrlq xmm6, 8
pxor xmm6, xmm5
pand xmm6, xmm1
movdqa xmm7, xmm6
psllq xmm7, 8
por xmm7, xmm6
pxor xmm7, xmm5
movdqa xmm5, xmm7
psrlq xmm5, 4
pxor xmm5, xmm7
pand xmm5, xmm0
movdqa xmm6, xmm5
psllq xmm6, 4
por xmm6, xmm5
pxor xmm6, xmm7
movdqu xmmword [rsp + rax - 0x60], xmm6
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm1
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqa xmm4, xmm6
psrlq xmm4, 4
pxor xmm4, xmm6
pand xmm4, xmm0
movdqa xmm5, xmm4
psllq xmm5, 4
por xmm5, xmm4
pxor xmm5, xmm6
movdqu xmmword [rsp + rax - 0x50], xmm5
movdqu xmm4, xmmword [rsp + rax - 0x40]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm2
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqu xmmword [rsp + rax - 0x40], xmm6
movdqu xmm4, xmmword [rsp + rax - 0x30]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm2
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqu xmmword [rsp + rax - 0x30], xmm6
movdqu xmm4, xmmword [rsp + rax - 0x20]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm2
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqu xmmword [rsp + rax - 0x20], xmm6
movdqu xmm4, xmmword [rsp + rax - 0x10]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm2
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqu xmmword [rsp + rax - 0x10], xmm6
movdqu xmm4, xmmword [rsp + rax]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm3
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqa xmm4, xmm6
psrlq xmm4, 4
pxor xmm4, xmm6
pand xmm4, xmm0
movdqa xmm5, xmm4
psllq xmm5, 4
por xmm5, xmm4
pxor xmm5, xmm6
movdqu xmmword [rsp + rax], xmm5
movdqu xmm4, xmmword [rsp + rax + 0x10]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm3
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqa xmm4, xmm6
psrlq xmm4, 4
pxor xmm4, xmm6
pand xmm4, xmm0
movdqa xmm5, xmm4
psllq xmm5, 4
por xmm5, xmm4
pxor xmm5, xmm6
movdqu xmmword [rsp + rax + 0x10], xmm5
movdqu xmm4, xmmword [rsp + rax + 0x20]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm3
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqa xmm4, xmm6
psrlq xmm4, 4
pxor xmm4, xmm6
pand xmm4, xmm0
movdqa xmm5, xmm4
psllq xmm5, 4
por xmm5, xmm4
pxor xmm5, xmm6
movdqu xmmword [rsp + rax + 0x20], xmm5
movdqu xmm4, xmmword [rsp + rax + 0x30]
movdqa xmm5, xmm4
psrlq xmm5, 8
pxor xmm5, xmm4
pand xmm5, xmm3
movdqa xmm6, xmm5
psllq xmm6, 8
por xmm6, xmm5
pxor xmm6, xmm4
movdqa xmm4, xmm6
psrlq xmm4, 4
pxor xmm4, xmm6
pand xmm4, xmm0
movdqa xmm5, xmm4
psllq xmm5, 4
por xmm5, xmm4
pxor xmm5, xmm6
movdqu xmmword [rsp + rax + 0x30], xmm5
add rax, 0x100
cmp rax, 0x2f0
jne 0x404ad0
movdqu xmm2, xmmword [rsp + 0x280]
movdqa xmm3, xmm2
psrlq xmm3, 8
pxor xmm3, xmm2
pand xmm3, xmm1
movdqa xmm4, xmm3
psllq xmm4, 8
por xmm4, xmm3
pxor xmm4, xmm2
movdqa xmm2, xmm4
psrlq xmm2, 4
pxor xmm2, xmm4
pand xmm2, xmm0
movdqa xmm3, xmm2
psllq xmm3, 4
por xmm3, xmm2
pxor xmm3, xmm4
movdqu xmmword [rsp + 0x280], xmm3
mov rax, qword [rsp + 0x290]
mov rcx, rax
shr rcx, 8
xor rcx, rax
movabs rdx, 0xf00ff00f00000
and rcx, rdx
mov r8, rcx
shl r8, 8
or r8, rcx
xor r8, rax
mov rax, r8
shr rax, 4
xor rax, r8
movabs rcx, 0xf0f00000f0f0000
and rax, rcx
mov r9, rax
shl r9, 4
or r9, rax
xor r9, r8
mov qword [rsp + 0x290], r9
mov rax, qword [rsp + 0x2a8]
mov r8, rax
shr r8, 8
xor r8, rax
and r8, rdx
mov rdx, r8
shl rdx, 8
or rdx, r8
xor rdx, rax
mov rax, rdx
shr rax, 4
xor rax, rdx
and rax, rcx
mov rcx, rax
shl rcx, 4
or rcx, rax
xor rcx, rdx
mov qword [rsp + 0x2a8], rcx
pcmpeqd xmm2, xmm2
movdqu xmm3, xmmword [rsp + 0x70]
movdqu xmm4, xmmword [rsp + 0x98]
movdqu xmm5, xmmword [rsp + 0xb0]
movdqu xmm6, xmmword [rsp + 0xd8]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x70], xmm3
pxor xmm4, xmm2
movdqu xmmword [rsp + 0x98], xmm4
pxor xmm5, xmm2
movdqu xmmword [rsp + 0xb0], xmm5
pxor xmm6, xmm2
movdqu xmmword [rsp + 0xd8], xmm6
movdqu xmm3, xmmword [rsp + 0xf0]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0xf0], xmm3
movdqu xmm3, xmmword [rsp + 0x118]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x118], xmm3
movdqu xmm3, xmmword [rsp + 0x130]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x130], xmm3
movdqu xmm3, xmmword [rsp + 0x158]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x158], xmm3
movdqu xmm3, xmmword [rsp + 0x170]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x170], xmm3
movdqu xmm3, xmmword [rsp + 0x198]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x198], xmm3
movdqu xmm3, xmmword [rsp + 0x1b0]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x1b0], xmm3
movdqu xmm3, xmmword [rsp + 0x1d8]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x1d8], xmm3
movdqu xmm3, xmmword [rsp + 0x1f0]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x1f0], xmm3
movdqu xmm3, xmmword [rsp + 0x218]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x218], xmm3
movdqu xmm3, xmmword [rsp + 0x230]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x230], xmm3
movdqu xmm3, xmmword [rsp + 0x258]
pxor xmm3, xmm2
movdqu xmmword [rsp + 0x258], xmm3
movdqu xmm3, xmmword [rsp + 0x270]
movdqa xmm4, xmm3
psrlq xmm4, 8
pxor xmm4, xmm3
pand xmm4, xmm1
movdqa xmm5, xmm4
psllq xmm5, 8
por xmm5, xmm4
pxor xmm5, xmm3
movdqa xmm3, xmm5
psrlq xmm3, 4
pxor xmm3, xmm5
pand xmm3, xmm0
movdqa xmm4, xmm3
psllq xmm4, 4
por xmm4, xmm3
pxor xmm5, xmm2
pxor xmm5, xmm4
movdqu xmmword [rsp + 0x270], xmm5
movdqu xmm3, xmmword [rsp + 0x298]
movdqa xmm4, xmm3
psrlq xmm4, 8
pxor xmm4, xmm3
pand xmm4, xmm1
movdqa xmm1, xmm4
psllq xmm1, 8
por xmm1, xmm4
pxor xmm1, xmm3
movdqa xmm3, xmm1
psrlq xmm3, 4
pxor xmm3, xmm1
pand xmm3, xmm0
movdqa xmm0, xmm3
psllq xmm0, 4
por xmm0, xmm3
pxor xmm1, xmm2
pxor xmm1, xmm0
movdqu xmmword [rsp + 0x298], xmm1
movdqu xmm0, xmmword [rsp + 0x2b0]
pxor xmm0, xmm2
movdqu xmmword [rsp + 0x2b0], xmm0
movdqu xmm0, xmmword [rsp + 0x2d8]
pxor xmm0, xmm2
movdqu xmmword [rsp + 0x2d8], xmm0
lea rdx, [rsp + 0x30]
mov r8d, 0x2c0
mov rsi, qword [rsp + 0x28]
mov rcx, rsi
call sub.ntdll.dll_memcpy
mov rax, rsi
movaps xmm6, xmmword [rsp + 0x2f0]
movaps xmm7, xmmword [rsp + 0x300]
movaps xmm8, xmmword [rsp + 0x310]
movaps xmm9, xmmword [rsp + 0x320]
add rsp, 0x338
pop rbx
pop rbp
pop rdi
pop rsi
pop r12
pop r13
pop r14
pop r15
ret