Function at 0x53fbc0
Capabilities:
Encode data using base64

Disassembly:
lea r12, [rsp - 0x10]
cmp r12, qword [r14 + 0x10]
jbe 0x5400e6
push rbp
mov rbp, rsp
sub rsp, 0x88
mov qword [rsp + 0xd8], r9
mov qword [rsp + 0xe0], r10
mov qword [rsp + 0xc0], rdi
mov qword [rsp + 0xd0], r8
mov qword [rsp + 0xc8], rsi
mov qword [rsp + 0xb8], rcx
mov qword [rsp + 0xb0], rbx
mov qword [rsp + 0xa8], rax
mov rdx, qword [rsp + 0x98]
mov r11, qword [rdx + 0x28]
mov rax, qword [rsp + 0xa0]
call r11
mov rcx, qword [rsp + 0xe0]
cmp rcx, 0xffffffffffffffff
jne 0x53fc44
mov rcx, rax
jmp 0x53fc4f
mov rcx, rax
mov rax, qword [rsp + 0xe0]
mov r11, qword [rsp + 0xd8]
lea r12, [r11 + 7]
sar r12, 0x3f
shr r12, 0x3d
lea rbx, [r12 + r11]
lea rbx, [rbx + 7]
sar rbx, 3
mov r12, qword [rsp + 0xc8]
nop word [rax + rax]
cmp r12, rbx
jne 0x53fec3
mov r13, qword [rsp + 0xb0]
cmp rcx, r13
jne 0x53feac
lea r15, [rax + rcx]
lea r15, [r15 + 2]
cmp r15, rbx
jg 0x53fe95
lea r15, [rbx - 1]
cmp r12, r15
jbe 0x5400d5
mov r12, qword [rsp + 0xc0]
movzx edx, byte [rbx + r12 - 1]
cmp dl, 0xbc
jne 0x53fe7e
mov r9, rbx
sub rbx, rcx
lea rcx, [rbx - 1]
mov rdx, qword [rsp + 0xd0]
cmp rdx, rcx
jb 0x5400d0
cmp rcx, r15
ja 0x5400c5
mov r10, rdx
sub r10, rbx
inc r10
mov r15, r10
neg r15
sar r15, 0x3f
and r15, rcx
mov rsi, r9
shl rsi, 3
sub rsi, r11
sub r9, rbx
lea r8, [r12 + r15]
nop word [rax + rax]
test rsi, rsi
jl 0x5400c0
mov rdi, rcx
mov rcx, rsi
mov r11d, 0xffffffff
shr r11b, cl
movzx r15d, byte [r12]
cmp rcx, 8
sbb ecx, ecx
and r11d, ecx
mov ecx, r11d
not r11d
test r15b, r11b
jne 0x53fe67
mov qword [rsp + 0x70], rbx
mov qword [rsp + 0x68], rdi
mov qword [rsp + 0x80], r8
mov byte [rsp + 0x47], cl
mov qword [rsp + 0x58], r9
mov qword [rsp + 0x60], rax
mov rax, r12
mov rbx, rdi
mov rcx, rdx
mov rdi, qword [rsp + 0x98]
mov rsi, qword [rsp + 0xa0]
call fcn.00540680
mov rcx, qword [rsp + 0x68]
nop dword [rax + rax]
test rcx, rcx
jbe 0x5400b5
mov rsi, qword [rsp + 0xc0]
movzx edi, byte [rsi]
movzx r8d, byte [rsp + 0x47]
and r8d, edi
mov byte [rsi], r8b
mov rdi, qword [rsp + 0x60]
test rdi, rdi
jne 0x53fe26
nop
mov qword [rsp], rsi
mov qword [rsp + 8], rcx
mov rax, qword [rsp + 0xd0]
mov qword [rsp + 0x10], rax
mov byte [rsp + 0x18], 1
call fcn.00403b00
xorps xmm15, xmm15
mov r14, qword [0x00940010]
mov r14, qword gs:[r14]
mov r14, qword [r14]
mov rax, qword [rsp + 0x20]
test rax, rax
jl 0x53fe50
mov rcx, qword [rsp + 0x70]
mov rsi, rcx
sub rsi, rax
lea rax, [rsi - 2]
mov rcx, qword [rsp + 0x68]
mov rsi, qword [rsp + 0xc0]
mov rdi, rax
mov rax, qword [rsp + 0x70]
mov r8, rax
sub r8, rdi
lea rdi, [r8 - 2]
mov rdx, qword [rsp + 0xd0]
nop dword [rax]
cmp rdx, rdi
jb 0x5400ad
xor ebx, ebx
jmp 0x53fef7
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
lea rax, [0x0068bcc0]
call fcn.0040da40
mov qword [rax + 8], 0x28
lea rcx, [0x006da6fc]
mov qword [rax], rcx
mov rbx, rax
lea rax, [0x0074a740]
add rsp, 0x88
pop rbp
ret
inc rbx
cmp rbx, rdi
jge 0x53ff20
movzx r9d, byte [rsi + rbx]
test r9b, r9b
je 0x53fef4
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
cmp rdi, rcx
jae 0x5400a5
movzx edi, byte [r8 + rsi - 2]
cmp dil, 1
jne 0x540081
lea rbx, [r8 - 1]
nop dword [rax]
cmp rbx, rcx
ja 0x540098
mov qword [rsp + 0x68], r8
mov qword [rsp + 0x60], rbx
lea rax, [0x00674600]
call fcn.0040da40
mov rcx, qword [rsp + 0x70]
mov rdx, qword [rsp + 0x68]
sub rcx, rdx
mov qword [rsp + 0x48], rcx
mov rbx, qword [rsp + 0xd0]
sub rbx, rdx
lea rdx, [rbx + 1]
mov qword [rsp + 0x50], rdx
neg rdx
sar rdx, 0x3f
mov rsi, qword [rsp + 0x60]
and rsi, rdx
mov rdx, qword [rsp + 0xc0]
add rdx, rsi
mov qword [rsp + 0x78], rdx
mov rsi, qword [rsp + 0x98]
mov rdi, qword [rsi + 0x38]
mov r8, rax
mov rax, qword [rsp + 0xa0]
mov rbx, r8
mov ecx, 8
mov r11, rdi
mov rdi, rcx
call r11
mov rcx, qword [rsp + 0x98]
mov rdx, qword [rcx + 0x38]
mov rax, qword [rsp + 0xa0]
mov rbx, qword [rsp + 0xa8]
mov rdi, qword [rsp + 0xb8]
mov rcx, qword [rsp + 0xb0]
call rdx
mov rcx, qword [rsp + 0x98]
mov rdx, qword [rcx + 0x38]
mov rax, qword [rsp + 0xa0]
mov rbx, qword [rsp + 0x78]
mov rdi, qword [rsp + 0x50]
mov rcx, qword [rsp + 0x48]
call rdx
mov rcx, qword [rsp + 0x98]
mov rcx, qword [rcx + 0x30]
mov rax, qword [rsp + 0xa0]
xor ebx, ebx
xor edi, edi
mov rdx, rcx
mov rcx, rdi
call rdx
mov rcx, qword [rsp + 0x58]
cmp rbx, rcx
jne 0x54005d
mov rcx, rbx
mov rbx, qword [rsp + 0x80]
call fcn.004035e0
test al, al
jne 0x540074
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
xor eax, eax
xor ebx, ebx
add rsp, 0x88
pop rbp
ret
mov rax, qword [0x008ec080]
mov rbx, qword [0x008ec088]
add rsp, 0x88
pop rbp
ret
mov rax, rbx
nop dword [rax + rax]
call fcn.004729e0
mov rax, rdi
call fcn.00472920
mov rcx, rdi
call fcn.004729a0
xor eax, eax
mov rcx, rax
call fcn.00472920
nop
call fcn.00434be0
mov rax, rcx
mov rcx, r15
call fcn.004729e0
call fcn.004729a0
mov rax, r15
mov rcx, r12
nop dword [rax + rax]
call fcn.00472920
nop
mov qword [rsp + 0x18], rax
mov qword [rsp + 0x20], rbx
mov qword [rsp + 0x28], rcx
mov qword [rsp + 0x30], rdi
mov qword [rsp + 0x38], rsi
mov qword [rsp + 0x40], r8
mov qword [rsp + 0x48], r9
mov qword [rsp + 0x50], r10
call fcn.00470640
mov rax, qword [rsp + 0x18]
mov rbx, qword [rsp + 0x20]
mov rcx, qword [rsp + 0x28]
mov rdi, qword [rsp + 0x30]
mov rsi, qword [rsp + 0x38]
mov r8, qword [rsp + 0x40]
mov r9, qword [rsp + 0x48]
mov r10, qword [rsp + 0x50]
nop dword [rax + rax]
jmp fcn.0053fbc0