Function at 0x140042c80
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r14
push r15
lea rbp, [rsp - 0xa0]
sub rsp, 0x1a0
mov rax, qword [0x140083080]
xor rax, rsp
mov qword [rbp + 0x90], rax
mov r15, qword [rcx + 0x10]
lea rax, str.octet
xor esi, esi
lea r14, str.netascii
mov rbx, rcx
cmp byte [r15 + 0x131f], sil
cmove r14, rax
cmp edx, 7
ja case.0x14004263c.1
lea r8, [0x140000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0x42b60]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x14004265d
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x140042b37
mov rax, qword [rbx + 0x158]
cmp byte [r15 + 0xae4], sil
mov byte [rax], sil
mov rax, qword [rbx + 0x158]
je 0x1400426a8
mov byte [rax + 1], 2
mov rcx, qword [rbx + 0x158]
mov rax, qword [rbx + 0x10]
add rcx, 4
mov qword [rax + 0x1a8], rcx
mov rdx, qword [r15 + 0x1190]
cmp rdx, 0xffffffffffffffff
je 0x1400426ac
mov rcx, r15
call fcn.140034e40
jmp 0x1400426ac
mov byte [rax + 1], 1
mov rax, qword [rbx + 0x10]
lea r8, [rsp + 0x40]
xor r9d, r9d
mov dword [rsp + 0x20], 4
xor edx, edx
mov rcx, qword [rax + 0x11e0]
inc rcx
call fcn.1400553b0
mov esi, eax
test eax, eax
jne 0x140042b37
movsxd rdx, dword [rbx + 0x144]
mov rdi, 0xffffffffffffffff
mov rax, rdi
nop dword [rax]
inc rax
cmp byte [r14 + rax], 0
jne 0x1400426f0
mov r9, qword [rsp + 0x40]
mov rcx, rdx
sub rcx, rax
mov rax, rdi
sub rcx, 4
nop dword [rax]
inc rax
cmp byte [r9 + rax], 0
jne 0x140042710
cmp rax, rcx
jbe 0x140042743
lea rdx, str.TFTP_file_name_too_long
mov rcx, r15
call fcn.140024aa0
mov rcx, qword [rsp + 0x40]
call qword [0x140083008]
mov eax, 0x47
jmp 0x140042b37
mov rcx, qword [rbx + 0x158]
lea r8, str._s_c_s_c
mov qword [rsp + 0x30], 0
add rcx, 2
mov qword [rsp + 0x28], r14
mov qword [rsp + 0x20], 0
call fcn.140037780
mov rcx, rdi
inc rcx
cmp byte [r14 + rcx], 0
jne 0x140042774
mov rdx, qword [rsp + 0x40]
mov rax, rdi
nop word [rax + rax]
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140042790
lea r14, [rax + 4]
add r14, rcx
cmp byte [r15 + 0xaca], 0
jne 0x140042a84
cmp byte [r15 + 0xae4], 0
je 0x1400427de
mov r9, qword [r15 + 0x1190]
cmp r9, rdi
je 0x1400427de
lea r8, str._I64d
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140037780
jmp 0x1400427e8
mov eax, Ordinal_50
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [r14 + 6]
cmp r8, rax
jbe 0x1400427ff
lea rcx, [rsp + 0x50]
jmp 0x140042853
mov rdx, qword [rbx + 0x158]
lea rcx, str.tsize
add rdx, r14
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140042810
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140042830
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x140042891
mov r9d, dword [rbx + 0x148]
lea r8, [0x14006a3e4]
mov edx, 0x40
call fcn.140037780
mov r9d, dword [rbx + 0x24]
lea r8, [0x14006a3e4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140037780
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x140042726
mov rdx, qword [rbx + 0x158]
add rdx, r8
nop dword [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1400428a0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400428c0
mov r9d, dword [rbx + 0x148]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x14006a3e4]
mov edx, 0x40
call fcn.140037780
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x14004286b
mov rdx, qword [rbx + 0x158]
lea rcx, str.blksize
add rdx, rsi
nop dword [rax]
nop dword [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140042920
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140042940
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x140042984
mov r9d, dword [rbx + 0x24]
lea r8, [0x14006a3e4]
mov edx, 0x40
call fcn.140037780
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x140042726
mov rdx, qword [rbx + 0x158]
add rdx, r8
nop
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140042990
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400429b0
mov r9d, dword [rbx + 0x24]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x14006a3e4]
mov edx, 0x40
call fcn.140037780
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x140042885
mov rdx, qword [rbx + 0x158]
lea rcx, str.timeout
add rdx, rsi
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140042a01
lea rcx, [rsp + 0x50]
mov rax, rdi
nop word [rax + rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140042a20
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
ja 0x140042885
mov rdx, qword [rbx + 0x158]
lea rcx, [rsp + 0x50]
add rdx, r8
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140042a51
lea rax, [rsp + 0x50]
nop word [rax + rax]
cmp byte [rax + rdi + 1], 0
lea rdi, [rdi + 1]
jne 0x140042a70
lea r14, [rdi + 1]
add r14, r8
xor esi, esi
mov rax, qword [r15 + 0x18]
xor r9d, r9d
mov rcx, qword [rbx + 0x18]
mov r8d, r14d
mov rdx, qword [rax + 0x70]
mov eax, dword [rdx + 0x10]
mov dword [rsp + 0x28], eax
mov rax, qword [rdx + 0x20]
mov rdx, qword [rbx + 0x158]
mov qword [rsp + 0x20], rax
call qword [sym.imp.WS2_32.dll_sendto]
movsxd rcx, eax
cmp rcx, r14
je 0x140042ae4
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, pe_nt_image_headers64
lea rdx, [rbp - 0x70]
mov ecx, eax
call fcn.140039400
mov r8, rax
lea rdx, [0x140069e70]
mov rcx, r15
call fcn.140024aa0
mov rcx, qword [rsp + 0x40]
call qword [0x140083008]
jmp 0x140042b35
mov rcx, rbx
cmp byte [r15 + 0xae4], sil
je 0x140042b15
call fcn.140041d10
mov esi, eax
jmp 0x140042b35
mov rcx, rbx
call fcn.140041d10
mov esi, eax
jmp 0x140042b35
mov rcx, rbx
call fcn.140041cc0
mov esi, eax
jmp 0x140042b35
mov dword [rbx], 3
jmp 0x140042b35
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r15
call fcn.140024aa0
mov eax, esi
mov rcx, qword [rbp + 0x90]
xor rcx, rsp
call fcn.1400666a0
mov rbx, qword [rsp + 0x1e0]
add rsp, 0x1a0
pop r15
pop r14
pop rdi
pop rsi
pop rbp
ret
sub rsp, 0x28
mov r8d, dword [rcx]
mov r9, qword [rcx + 0x10]
test r8d, r8d
je 0x140042ce7
sub r8d, 1
je 0x140042cde
sub r8d, 1
je 0x140042cd5
lea rdx, [0x140069e70]
mov rcx, r9
cmp r8d, 1
je 0x140042cc2
lea r8, str.Internal_state_machine_error
call fcn.140024aa0
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.140024c00
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.140042e30
add rsp, 0x28
jmp fcn.140042290
add rsp, 0x28
jmp 0x1400425d0