Function at 0x61f140
Capabilities:
Encode data using xor

Disassembly:
mov qword [rsp + 0x20], r9
mov eax, 0x78
call fcn.00693bc0
sub rsp, rax
cmp dword [rsp + 0xa8], 0
mov qword [rsp + 0x70], rbx
mov qword [rsp + 0x68], rbp
mov qword [rsp + 0x60], rsi
mov qword [rsp + 0x58], rdi
mov qword [rsp + 0x50], r12
mov qword [rsp + 0x48], r13
mov rsi, rdx
mov rbp, rcx
mov qword [rsp + 0x40], r14
mov r13, r9
je 0x61f400
mov r14, qword [rsp + 0xa0]
lea edi, [r8 - 8]
movzx eax, byte [r14 + 1]
movzx r11d, byte [r14]
movzx r9d, byte [r14 + 4]
movzx ecx, byte [r14 + 7]
shl eax, 8
or r11d, eax
movzx eax, byte [r14 + 2]
shl ecx, 8
shl eax, 0x10
or r11d, eax
movzx eax, byte [r14 + 3]
shl eax, 0x18
or r11d, eax
movzx eax, byte [r14 + 5]
shl eax, 8
or r9d, eax
movzx eax, byte [r14 + 6]
or ecx, eax
shl ecx, 0x10
or r9d, ecx
test edi, edi
js 0x61f2bf
lea r12d, [rdi + 8]
shr r12, 3
mov eax, r12d
neg eax
lea edi, [rdi + rax*8]
nop
nop
movzx edx, byte [rbp]
movzx eax, byte [rbp + 1]
movzx ecx, byte [rbp + 4]
shl eax, 8
mov r8d, 1
add rbp, 8
or edx, eax
movzx eax, byte [rbp - 6]
shl eax, 0x10
or edx, eax
movzx eax, byte [rbp - 5]
shl eax, 0x18
or edx, eax
movzx eax, byte [rbp - 3]
shl eax, 8
xor edx, r11d
or ecx, eax
movzx eax, byte [rbp - 2]
mov dword [rsp + 0x20], edx
shl eax, 0x10
mov rdx, r13
or ecx, eax
movzx eax, byte [rbp - 1]
shl eax, 0x18
or ecx, eax
xor ecx, r9d
mov dword [rsp + 0x24], ecx
lea rcx, [rsp + 0x20]
call fcn.0061e7e0
mov r11d, dword [rsp + 0x20]
mov r9d, dword [rsp + 0x24]
mov byte [rsi], r11b
movzx eax, r11b
mov eax, r11d
shr eax, 8
add rsi, 8
mov byte [rsi - 7], al
mov eax, r11d
shr eax, 0x10
mov byte [rsi - 6], al
mov eax, r11d
shr eax, 0x18
mov byte [rsi - 5], al
mov byte [rsi - 4], r9b
movzx eax, r9b
mov eax, r9d
shr eax, 8
mov byte [rsi - 3], al
mov eax, r9d
shr eax, 0x10
mov byte [rsi - 2], al
mov eax, r9d
shr eax, 0x18
dec r12
mov byte [rsi - 1], al
jne 0x61f200
cmp edi, 0xfffffff8
je 0x61f3bc
xor edx, edx
lea ecx, [rdi + 8]
movsxd rax, ecx
mov r8d, edx
add rbp, rax
dec ecx
cmp ecx, 7
ja case.default.0x61f2f1
movsxd rax, ecx
lea rcx, [0x00400000]
mov eax, dword [rcx + rax*4 + 0x21f6ac]
add rax, rcx
jmp rax
movzx edx, byte [rbp - 1]
dec rbp
shl edx, 0x18
movzx eax, byte [rbp - 1]
dec rbp
shl eax, 0x10
or edx, eax
movzx eax, byte [rbp - 1]
dec rbp
shl eax, 8
or edx, eax
movzx eax, byte [rbp - 1]
dec rbp
or edx, eax
movzx r8d, byte [rbp - 1]
dec rbp
shl r8d, 0x18
movzx eax, byte [rbp - 1]
dec rbp
shl eax, 0x10
or r8d, eax
movzx eax, byte [rbp - 1]
dec rbp
shl eax, 8
or r8d, eax
movzx eax, byte [rbp - 1]
or r8d, eax
xor r8d, r11d
xor edx, r9d
lea rcx, [rsp + 0x20]
mov dword [rsp + 0x20], r8d
mov dword [rsp + 0x24], edx
mov r8d, 1
mov rdx, r13
call fcn.0061e7e0
mov r11d, dword [rsp + 0x20]
mov r9d, dword [rsp + 0x24]
mov byte [rsi], r11b
movzx eax, r11b
mov eax, r11d
shr eax, 8
mov byte [rsi + 1], al
mov eax, r11d
shr eax, 0x10
mov byte [rsi + 2], al
mov eax, r11d
shr eax, 0x18
mov byte [rsi + 3], al
mov byte [rsi + 4], r9b
movzx eax, r9b
mov eax, r9d
shr eax, 8
mov byte [rsi + 5], al
mov eax, r9d
shr eax, 0x10
mov byte [rsi + 6], al
mov eax, r9d
shr eax, 0x18
mov byte [rsi + 7], al
mov byte [r14], r11b
mov eax, r11d
shr eax, 8
mov byte [r14 + 1], al
mov eax, r11d
shr r11d, 0x18
shr eax, 0x10
mov byte [r14 + 2], al
mov byte [r14 + 3], r11b
mov byte [r14 + 4], r9b
mov eax, r9d
shr eax, 8
mov byte [r14 + 5], al
mov eax, r9d
shr eax, 0x10
shr r9d, 0x18
mov byte [r14 + 6], al
mov byte [r14 + 7], r9b
jmp 0x61f682
mov rax, qword [rsp + 0xa0]
mov qword [rsp + 0x38], r15
lea r15d, [r8 - 8]
movzx r12d, byte [rax]
movzx r13d, byte [rax + 4]
movzx ecx, byte [rax + 7]
lea r14, [rax + 1]
shl ecx, 8
movzx eax, byte [r14]
mov qword [rsp + 0x28], r14
shl eax, 8
or r12d, eax
movzx eax, byte [r14 + 1]
shl eax, 0x10
or r12d, eax
movzx eax, byte [r14 + 2]
shl eax, 0x18
or r12d, eax
movzx eax, byte [r14 + 4]
shl eax, 8
or r13d, eax
movzx eax, byte [r14 + 5]
or ecx, eax
shl ecx, 0x10
or r13d, ecx
test r15d, r15d
js 0x61f54f
lea r14d, [r15 + 8]
shr r14, 3
mov eax, r14d
neg eax
lea r15d, [r15 + rax*8]
mov dword [rsp + 0xa8], r15d
mov r15, qword [rsp + 0x98]
nop
movzx eax, byte [rbp + 1]
movzx edi, byte [rbp]
movzx ebx, byte [rbp + 4]
shl eax, 8
lea rcx, [rsp + 0x20]
xor r8d, r8d
or edi, eax
movzx eax, byte [rbp + 2]
mov rdx, r15
shl eax, 0x10
add rbp, 8
or edi, eax
movzx eax, byte [rbp - 5]
shl eax, 0x18
or edi, eax
movzx eax, byte [rbp - 3]
shl eax, 8
mov dword [rsp + 0x20], edi
or ebx, eax
movzx eax, byte [rbp - 2]
shl eax, 0x10
or ebx, eax
movzx eax, byte [rbp - 1]
shl eax, 0x18
or ebx, eax
mov dword [rsp + 0x24], ebx
call fcn.0061e7e0
xor r12d, dword [rsp + 0x20]
xor r13d, dword [rsp + 0x24]
mov byte [rsi], r12b
mov eax, r12d
shr eax, 8
add rsi, 8
mov byte [rsi - 7], al
mov eax, r12d
shr r12d, 0x18
shr eax, 0x10
mov byte [rsi - 6], al
mov byte [rsi - 5], r12b
mov byte [rsi - 4], r13b
mov eax, r13d
mov r12d, edi
shr eax, 8
mov byte [rsi - 3], al
mov eax, r13d
shr r13d, 0x18
shr eax, 0x10
dec r14
mov byte [rsi - 2], al
mov byte [rsi - 1], r13b
mov r13d, ebx
jne 0x61f490
mov r14, qword [rsp + 0x28]
mov r15d, dword [rsp + 0xa8]
cmp r15d, 0xfffffff8
je 0x61f637
movzx eax, byte [rbp + 1]
movzx ebx, byte [rbp]
movzx ecx, byte [rbp + 7]
movzx edi, byte [rbp + 4]
mov rdx, qword [rsp + 0x98]
shl eax, 8
or ebx, eax
movzx eax, byte [rbp + 2]
shl ecx, 8
shl eax, 0x10
xor r8d, r8d
or ebx, eax
movzx eax, byte [rbp + 3]
shl eax, 0x18
or ebx, eax
movzx eax, byte [rbp + 5]
shl eax, 8
mov dword [rsp + 0x20], ebx
or edi, eax
movzx eax, byte [rbp + 6]
or ecx, eax
shl ecx, 0x10
or edi, ecx
lea rcx, [rsp + 0x20]
mov dword [rsp + 0x24], edi
call fcn.0061e7e0
xor r12d, dword [rsp + 0x20]
xor r13d, dword [rsp + 0x24]
lea ecx, [r15 + 8]
movsxd rax, ecx
add rsi, rax
dec ecx
cmp ecx, 7
ja case.default.0x61f5e3
movsxd rax, ecx
lea rcx, [0x00400000]
mov eax, dword [rcx + rax*4 + 0x21f6cc]
add rax, rcx
jmp rax
dec rsi
mov eax, r13d
shr eax, 0x18
mov byte [rsi], al
dec rsi
mov eax, r13d
shr eax, 0x10
mov byte [rsi], al
dec rsi
mov eax, r13d
shr eax, 8
mov byte [rsi], al
dec rsi
mov byte [rsi], r13b
dec rsi
mov eax, r12d
shr eax, 0x18
mov byte [rsi], al
dec rsi
mov eax, r12d
shr eax, 0x10
mov byte [rsi], al
dec rsi
mov eax, r12d
shr eax, 8
mov byte [rsi], al
mov byte [rsi - 1], r12b
mov r12d, ebx
mov r13d, edi
mov rax, qword [rsp + 0xa0]
mov r15, qword [rsp + 0x38]
mov byte [rax], r12b
mov eax, r12d
shr eax, 8
mov byte [r14], al
mov eax, r12d
shr r12d, 0x18
shr eax, 0x10
mov byte [r14 + 1], al
mov byte [r14 + 2], r12b
mov byte [r14 + 3], r13b
mov eax, r13d
shr eax, 8
mov byte [r14 + 4], al
mov eax, r13d
shr eax, 0x10
shr r13d, 0x18
mov byte [r14 + 5], al
mov byte [r14 + 6], r13b
mov r14, qword [rsp + 0x40]
mov r13, qword [rsp + 0x48]
mov r12, qword [rsp + 0x50]
mov rdi, qword [rsp + 0x58]
mov rsi, qword [rsp + 0x60]
mov rbp, qword [rsp + 0x68]
mov rbx, qword [rsp + 0x70]
add rsp, 0x78
ret