Function at 0x140092eb0
Capabilities:
Validate payment card number using luhn algorithm

Disassembly:
mov qword [rsp + 0x18], r8
mov qword [rsp + 8], rcx
push rbx
push rbp
push rsi
push rdi
push r14
push r15
sub rsp, 0x78
mov rbx, rdx
movaps xmmword [rsp + 0x50], xmm6
mov rdx, rcx
movaps xmmword [rsp + 0x40], xmm7
movaps xmmword [rsp + 0x30], xmm8
xorps xmm6, xmm6
xorps xmm8, xmm8
mov rax, qword [rbx + 0x28]
mov rcx, qword [rbx + 0x38]
sub rcx, qword [rbx + 0x10]
add rcx, rax
cmp byte [rax], 0x2d
mov qword [rsp + 0x20], rcx
jne 0x140092f11
mov rcx, rbx
call fcn.140090c40
mov rdx, qword [rsp + 0xb0]
mov r15b, 1
jmp 0x140092f14
xor r15b, r15b
mov rcx, qword [rbx + 0x28]
xor r14d, r14d
movsd xmm7, qword [0x140276ed0]
mov esi, r14d
mov qword [rsp + 0x70], r12
mov ebp, r14d
mov byte [rsp + 0xc8], r15b
movsx edi, byte [rcx]
mov qword [rsp + 0x68], r13
mov byte [rsp + 0xb8], sil
cmp dil, 0x30
jne 0x140092f5f
mov rcx, rbx
mov r12d, r14d
call fcn.140090c40
xor r13b, r13b
jmp 0x140093152
lea eax, [rdi - 0x31]
cmp al, 8
ja 0x1400934fb
mov rcx, rbx
call fcn.140090c40
mov rcx, qword [rbx + 0x28]
lea r12d, [rdi - 0x30]
movzx edi, byte [rcx]
test r15b, r15b
je 0x140092fd5
cmp dil, 0x30
jl 0x14009302c
nop dword [rax]
cmp dil, 0x39
ja 0x14009302c
cmp r12d, 0xccccccc
jb 0x140092fab
jne 0x140093021
cmp dil, 0x38
ja 0x140093021
mov rcx, rbx
call fcn.140090c40
lea ecx, [r12 - 6]
movzx eax, dil
lea ecx, [r12 + rcx*4]
inc ebp
lea r12d, [rax + rcx*2]
mov rcx, qword [rbx + 0x28]
movzx edi, byte [rcx]
cmp dil, 0x30
jge 0x140092f90
jmp 0x14009302c
cmp dil, 0x30
jl 0x14009302c
nop dword [rax + rax]
cmp dil, 0x39
ja 0x14009302c
cmp r12d, 0x19999999
jb 0x140092ff7
jne 0x140093021
cmp dil, 0x35
ja 0x140093021
mov rcx, rbx
call fcn.140090c40
lea ecx, [r12 - 6]
movzx eax, dil
lea ecx, [r12 + rcx*4]
inc ebp
lea r12d, [rax + rcx*2]
mov rcx, qword [rbx + 0x28]
movzx edi, byte [rcx]
cmp dil, 0x30
jge 0x140092fe0
jmp 0x14009302c
mov byte [rsp + 0xb8], 1
mov esi, r12d
xor r13b, r13b
cmp byte [rsp + 0xb8], r13b
je 0x140093152
cmp byte [rcx], 0x30
jl 0x140093152
movzx edi, byte [rcx]
test r15b, r15b
je 0x1400930b7
movabs r15, 0xccccccccccccccc
nop dword [rax + rax]
cmp dil, 0x39
ja 0x140093152
cmp rsi, r15
jb 0x140093077
jne 0x1400930a2
cmp dil, 0x38
ja 0x1400930a2
mov rcx, rbx
call fcn.140090c40
movzx ecx, dil
lea rax, [rsi + rsi*4]
sub ecx, 0x30
inc ebp
lea rsi, [rcx + rax*2]
mov rcx, qword [rbx + 0x28]
movzx edi, byte [rcx]
cmp dil, 0x30
jge 0x140093060
jmp 0x140093152
mov rdx, rsi
mov r13b, 1
xorps xmm6, xmm6
test rdx, rdx
js 0x140093103
cvtsi2sd xmm6, rdx
jmp 0x140093118
movabs r15, 0x1999999999999999
mov rdx, rsi
cmp dil, 0x39
ja 0x140093152
cmp rsi, r15
jb 0x1400930db
jne 0x1400930a5
cmp dil, 0x35
ja 0x1400930a5
mov rcx, rbx
call fcn.140090c40
movzx ecx, dil
lea rax, [rsi + rsi*4]
sub ecx, 0x30
inc ebp
lea rsi, [rcx + rax*2]
mov rcx, qword [rbx + 0x28]
movzx edi, byte [rcx]
cmp dil, 0x30
jge 0x1400930c1
jmp 0x140093152
mov rax, rdx
and edx, 1
shr rax, 1
or rax, rdx
cvtsi2sd xmm6, rax
addsd xmm6, xmm6
cmp byte [rcx], 0x30
jl 0x140093152
movzx edi, byte [rcx]
cmp dil, 0x39
ja 0x140093152
mov rcx, rbx
call fcn.140090c40
movzx eax, dil
sub eax, 0x30
mulsd xmm6, xmm7
movd xmm0, eax
mov rax, qword [rbx + 0x28]
cvtdq2pd xmm0, xmm0
movzx edi, byte [rax]
addsd xmm6, xmm0
cmp dil, 0x30
jge 0x140093120
mov rdx, qword [rbx + 0x28]
mov r15d, r14d
cmp byte [rdx], 0x2e
jne 0x14009321c
mov rcx, rbx
call fcn.140090c40
mov rcx, qword [rbx + 0x28]
movzx edi, byte [rcx]
lea eax, [rdi - 0x30]
cmp al, 9
ja 0x1400932ab
test r13b, r13b
jne 0x14009325d
cmp byte [rsp + 0xb8], r14b
jne 0x140093192
mov esi, r12d
mov rax, rcx
movabs r13, 0x1fffffffffffff
nop
mov r8, rcx
mov rdx, rax
cmp dil, 0x39
ja 0x1400931e8
cmp rsi, r13
ja 0x1400931e8
mov rcx, rbx
call fcn.140090c40
movzx ecx, dil
lea rax, [rsi + rsi*4]
sub ecx, 0x30
dec r15d
lea rsi, [rcx + rax*2]
test rsi, rsi
je 0x1400931d2
inc ebp
mov rcx, qword [rbx + 0x28]
mov rax, rcx
mov r8, rcx
mov rdx, rcx
movzx edi, byte [rcx]
cmp dil, 0x30
jge 0x1400931a0
xorps xmm6, xmm6
test rsi, rsi
js 0x1400931f7
cvtsi2sd xmm6, rsi
jmp 0x14009320f
mov rax, rsi
mov rcx, rsi
shr rcx, 1
and eax, 1
or rcx, rax
cvtsi2sd xmm6, rcx
addsd xmm6, xmm6
movzx edi, byte [r8]
mov r13b, 1
cmp dil, 0x30
jge 0x140093260
cmp byte [rdx], 0x65
je 0x14009322a
cmp byte [rdx], 0x45
jne 0x1400933bb
mov rcx, rbx
call fcn.140090c40
test r13b, r13b
jne 0x1400932e6
mov rcx, rsi
cmp byte [rsp + 0xb8], r14b
jne 0x14009324b
mov ecx, r12d
xorps xmm6, xmm6
test rcx, rcx
js 0x1400932ce
cvtsi2sd xmm6, rcx
jmp 0x1400932e3
mov rdx, rcx
cmp dil, 0x39
ja 0x14009321c
mov rcx, rbx
call fcn.140090c40
cmp ebp, 0x11
jge 0x140093299
mulsd xmm6, xmm7
dec r15d
movzx eax, dil
sub eax, 0x30
movd xmm0, eax
cvtdq2pd xmm0, xmm0
addsd xmm0, xmm6
comisd xmm0, xmm8
movaps xmm6, xmm0
jbe 0x140093299
inc ebp
mov rdx, qword [rbx + 0x28]
movzx edi, byte [rdx]
cmp dil, 0x30
jge 0x140093260
jmp 0x14009321c
mov rax, qword [rbx + 0x38]
sub rax, qword [rbx + 0x10]
add rax, rcx
mov rcx, qword [rsp + 0xb0]
mov dword [rcx + 0x30], ntohs
mov qword [rcx + 0x38], rax
jmp 0x140093511
mov rax, rcx
and ecx, 1
shr rax, 1
or rax, rcx
cvtsi2sd xmm6, rax
addsd xmm6, xmm6
mov r13b, 1
mov rcx, qword [rbx + 0x28]
xor bpl, bpl
movzx edi, byte [rcx]
cmp dil, 0x2b
jne 0x140093300
mov rcx, rbx
call fcn.140090c40
jmp 0x140093311
cmp dil, 0x2d
jne 0x140093318
mov rcx, rbx
call fcn.140090c40
mov bpl, 1
mov rcx, qword [rbx + 0x28]
movzx edi, byte [rcx]
lea eax, [rdi - 0x30]
cmp al, 9
ja 0x140093445
mov rcx, rbx
call fcn.140090c40
mov rax, qword [rbx + 0x28]
movsx r14d, dil
sub r14d, 0x30
movzx edi, byte [rax]
test bpl, bpl
je 0x1400933fb
lea ecx, [r15 + 0x7ffffff7]
mov eax, 0x66666667
imul ecx
mov ebp, edx
sar ebp, 2
mov eax, ebp
shr eax, 0x1f
add ebp, eax
cmp dil, 0x30
jl 0x1400933b8
cmp dil, 0x39
ja 0x1400933b8
mov rcx, rbx
call fcn.140090c40
lea r14d, [r14 + r14*4]
movzx eax, dil
lea r14d, [r14 - 0x18]
lea r14d, [rax + r14*2]
cmp r14d, ebp
jle 0x1400933ab
mov rax, qword [rbx + 0x28]
movzx ecx, byte [rax]
cmp cl, 0x30
jl 0x1400933ab
cmp cl, 0x39
ja 0x1400933ab
mov rcx, rbx
call fcn.140090c40
mov rax, qword [rbx + 0x28]
movzx ecx, byte [rax]
cmp cl, 0x30
jge 0x140093392
mov rax, qword [rbx + 0x28]
movzx edi, byte [rax]
cmp dil, 0x30
jge 0x140093363
neg r14d
test r13b, r13b
je 0x14009348b
lea edx, [r14 + r15]
movaps xmm0, xmm6
call fcn.1400205c0
comisd xmm0, xmmword [0x140276f50]
jbe 0x140093468
mov rcx, qword [rsp + 0xb0]
mov rax, qword [rsp + 0x20]
mov dword [rcx + 0x30], ntohs
mov qword [rcx + 0x38], rax
jmp 0x140093511
mov ebp, 0x134
sub ebp, r15d
cmp dil, 0x30
jl 0x1400933bb
nop dword [rax]
cmp dil, 0x39
ja 0x1400933bb
mov rcx, rbx
call fcn.140090c40
lea r14d, [r14 + r14*4]
movzx eax, dil
lea r14d, [r14 - 0x18]
lea r14d, [rax + r14*2]
cmp r14d, ebp
jg 0x1400933de
mov rax, qword [rbx + 0x28]
movzx edi, byte [rax]
cmp dil, 0x30
jge 0x140093410
jmp 0x1400933bb
mov rax, qword [rbx + 0x38]
sub rax, qword [rbx + 0x10]
add rax, rcx
mov rcx, qword [rsp + 0xb0]
mov dword [rcx + 0x30], reloc.WS2_32.dll_ntohs
mov qword [rcx + 0x38], rax
jmp 0x140093511
cmp byte [rsp + 0xc8], 0
je 0x140093479
xorps xmm0, xmmword [0x140277240]
mov rcx, qword [rsp + 0xc0]
movaps xmm1, xmm0
call fcn.140023e30
jmp 0x1400934dd
cmp byte [rsp + 0xb8], 0
mov rcx, qword [rsp + 0xc0]
je 0x1400934be
cmp byte [rsp + 0xc8], 0
je 0x1400934b4
neg rsi
mov rdx, rsi
call fcn.140023f20
jmp 0x1400934dd
mov rdx, rsi
call fcn.140023e90
jmp 0x1400934dd
cmp byte [rsp + 0xc8], 0
je 0x1400934d5
neg r12d
mov edx, r12d
call fcn.140024030
jmp 0x1400934dd
mov edx, r12d
call fcn.140023fd0
test al, al
jne 0x140093511
mov rcx, qword [rsp + 0xb0]
mov rax, qword [rsp + 0x20]
mov dword [rcx + 0x30], 0x10
mov qword [rcx + 0x38], rax
jmp 0x140093511
mov rax, qword [rbx + 0x38]
sub rax, qword [rbx + 0x10]
add rax, rcx
mov dword [rdx + 0x30], 3
mov qword [rdx + 0x38], rax
mov r13, qword [rsp + 0x68]
mov r12, qword [rsp + 0x70]
movaps xmm6, xmmword [rsp + 0x50]
movaps xmm7, xmmword [rsp + 0x40]
movaps xmm8, xmmword [rsp + 0x30]
add rsp, 0x78
pop r15
pop r14
pop rdi
pop rsi
pop rbp
pop rbx
ret