Function at 0x14000e060
Capabilities:
Encode data using xor
Manually build aes constants

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push r12
push r14
push r15
sub rsp, 0x800
mov r10d, 1
lea r9, [rsp + 0x400]
mov edx, r10d
xor r8d, r8d
mov r11d, pe_nt_image_headers64
nop dword [rax + rax]
movsxd rax, edx
mov dword [r9], edx
lea r9, [r9 + 4]
mov dword [rsp + rax*4], r8d
mov eax, edx
and al, 0x80
neg al
lea eax, [rdx + rdx]
sbb ecx, ecx
inc r8d
and ecx, 0x1b
xor ecx, eax
xor ecx, edx
movzx edx, cl
cmp r8d, r11d
jl 0x14000e0a0
mov edx, r10d
lea r8, [0x1400dfab0]
mov r9d, 0xa
nop dword [rax + rax]
mov eax, edx
mov dword [r8], edx
and al, 0x80
lea r8, [r8 + 4]
neg al
lea eax, [rdx + rdx]
sbb ecx, ecx
and ecx, 0x1b
xor ecx, eax
movzx edx, cl
sub r9, r10
jne 0x14000e0e0
mov byte [0x1400dfa13], r9b
lea rbx, [rsp + 4]
lea r9, [0x1400df4b1]
mov byte [0x1400df4b0], 0x63
lea r12, [0x140000000]
mov eax, 0xff
lea r9, [r9 + 1]
sub eax, dword [rbx]
lea rbx, [rbx + 4]
cdqe
mov r8d, dword [rsp + rax*4 + 0x400]
mov ecx, r8d
sar ecx, 7
lea eax, [r8 + r8]
or ecx, eax
movzx eax, cl
xor r8d, eax
mov ecx, eax
shr ecx, 7
add eax, eax
or ecx, eax
movzx eax, cl
xor r8d, eax
mov ecx, eax
shr ecx, 7
add eax, eax
or ecx, eax
movzx edx, cl
mov ecx, edx
shr ecx, 7
lea eax, [rdx + rdx]
or ecx, eax
xor ecx, 0x63
movzx eax, cl
xor eax, edx
xor r8d, eax
movsxd rax, r8d
mov byte [r9 - 1], r8b
mov byte [rax + r12 + 0xdf9b0], r10b
inc r10d
cmp r10d, r11d
jl 0x14000e120
mov rsi, qword [rsp + 0x38]
xor r9d, r9d
mov rbp, qword [rsp + 0x34]
mov r14, qword [rsp + 0x2c]
mov r15, qword [rsp + 0x24]
nop dword [rax]
movzx edx, byte [r9 + r12 + 0xdf4b0]
mov eax, edx
and al, 0x80
neg al
lea eax, [rdx + rdx]
sbb ecx, ecx
and ecx, 0x1b
xor ecx, eax
movzx eax, cl
mov ecx, eax
xor ecx, edx
shl ecx, 8
xor ecx, edx
shl ecx, 8
xor ecx, edx
shl ecx, 8
xor ecx, eax
movzx eax, byte [r9 + r12 + 0xdf9b0]
mov dword [r12 + r9*4 + 0xe0ee0], ecx
rol ecx, 8
mov dword [r12 + r9*4 + 0xe0ae0], ecx
rol ecx, 8
mov dword [r12 + r9*4 + 0xdfee0], ecx
rol ecx, 8
mov dword [r12 + r9*4 + 0xdfae0], ecx
test eax, eax
je 0x14000e2c4
mov r8d, dword [rsp + rax*4]
mov eax, 0x80808081
lea ecx, [r8 + rsi]
imul ecx
add edx, ecx
sar edx, 7
mov eax, edx
shr eax, 0x1f
add edx, eax
imul eax, edx, 0xff
sub ecx, eax
movsxd rax, ecx
lea ecx, [r8 + r15]
mov r10d, dword [rsp + rax*4 + 0x400]
mov eax, 0x80808081
imul ecx
add edx, ecx
sar edx, 7
mov eax, edx
shr eax, 0x1f
add edx, eax
imul eax, edx, 0xff
sub ecx, eax
movsxd rax, ecx
lea ecx, [r8 + rbp]
mov ebx, dword [rsp + rax*4 + 0x400]
mov eax, 0x80808081
imul ecx
add edx, ecx
sar edx, 7
mov eax, edx
shr eax, 0x1f
add edx, eax
imul eax, edx, 0xff
sub ecx, eax
movsxd rax, ecx
lea ecx, [r8 + r14]
mov edi, dword [rsp + rax*4 + 0x400]
mov eax, 0x80808081
imul ecx
add edx, ecx
sar edx, 7
mov eax, edx
shr eax, 0x1f
add edx, eax
imul eax, edx, 0xff
sub ecx, eax
movsxd rax, ecx
mov eax, dword [rsp + rax*4 + 0x400]
jmp 0x14000e2cd
xor r10d, r10d
xor ebx, ebx
xor edi, edi
xor eax, eax
shl eax, 8
xor eax, edi
shl eax, 8
xor eax, ebx
shl eax, 8
xor eax, r10d
mov dword [r12 + r9*4 + 0xe06e0], eax
rol eax, 8
mov dword [r12 + r9*4 + 0xe02e0], eax
rol eax, 8
mov dword [r12 + r9*4 + 0xe12e0], eax
rol eax, 8
mov dword [r12 + r9*4 + 0xdf5b0], eax
inc r9
sub r11, 1
jne 0x14000e1b0
lea r11, [rsp + 0x800]
mov rbx, qword [r11 + 0x20]
mov rbp, qword [r11 + 0x28]
mov rsi, qword [r11 + 0x30]
mov rdi, qword [r11 + 0x38]
mov rsp, r11
pop r15
pop r14
pop r12
ret