Function at 0x14003f540
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0x150
mov rax, qword [0x1400b6f80]
xor rax, rsp
mov qword [rsp + 0x140], rax
mov rax, qword [rcx + 0x10]
mov rbx, rcx
mov ecx, edx
mov rdi, qword [rax]
xor esi, esi
sub ecx, 4
je 0x14003f6c6
sub ecx, 1
je 0x14003f653
sub ecx, 1
je 0x14003f6c6
cmp ecx, 1
mov rcx, rdi
je 0x14003f5a9
mov r8d, edx
lea rdx, str.tftp_tx:_internal_error__event:__i
call fcn.140037e70
jmp 0x14003f8ed
movzx eax, word [rbx + 0x48]
inc dword [rbx + 0x20]
mov r9d, dword [rbx + 0x20]
inc eax
lea rdx, str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
movzx r8d, ax
call fcn.140037d10
mov r11d, dword [rbx + 0x28]
cmp dword [rbx + 0x20], r11d
jle 0x14003f5e2
mov dword [rbx + 8], 0xffffff9d
mov dword [rbx], 3
jmp 0x14003f8ed
mov eax, dword [rbx + 0x150]
mov r8d, dword [rbx + 0x158]
mov rcx, qword [rbx + 0x18]
lea rdx, [rbx + 0xd0]
mov dword [rsp + 0x28], eax
add r8d, 4
mov qword [rsp + 0x20], rdx
mov rdx, qword [rbx + 0x170]
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x14003f8de
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, [rsp + 0x40]
mov r8d, pe_nt_image_headers64
mov ecx, eax
call fcn.140034b60
lea rdx, [0x14009f498]
mov rcx, rdi
mov r8, rax
call fcn.140037e70
mov eax, gethostname
jmp 0x14003f8ef
mov dword [rbx], 3
mov rax, qword [rbx + 0x170]
xor r9d, r9d
mov byte [rax], sil
mov rax, qword [rbx + 0x170]
lea r8d, [r9 + 4]
mov byte [rax + 1], 5
movzx edx, word [rbx + 0x48]
mov rax, qword [rbx + 0x170]
movzx ecx, dx
shr cx, 8
mov byte [rax + 2], cl
mov rax, qword [rbx + 0x170]
lea rcx, [rbx + 0xd0]
mov byte [rax + 3], dl
mov eax, dword [rbx + 0x150]
mov rdx, qword [rbx + 0x170]
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
call qword [sym.imp.WS2_32.dll_sendto]
mov dword [rbx], 3
jmp 0x14003f8ed
cmp edx, 4
jne 0x14003f7c2
mov rcx, qword [rbx + 0x168]
movzx r9d, word [rbx + 0x48]
movzx eax, byte [rcx + 2]
shl ax, 8
movzx r8d, ax
movzx eax, byte [rcx + 3]
or r8d, eax
cmp r8d, r9d
je 0x14003f7b3
test r9w, r9w
jne 0x14003f70a
cmp r8d, 0xffff
je 0x14003f7b3
lea rdx, str.Received_ACK_for_block__d__expecting__d_n
mov rcx, rdi
call fcn.140037d10
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x14003f744
movzx r8d, word [rbx + 0x48]
lea rdx, str.tftp_tx:_giving_up_waiting_for_block__d_ack
mov rcx, rdi
call fcn.140037e70
mov esi, gethostname
mov eax, esi
jmp 0x14003f8ef
mov eax, dword [rbx + 0x150]
mov r8d, dword [rbx + 0x158]
mov rdx, qword [rbx + 0x170]
lea rcx, [rbx + 0xd0]
mov dword [rsp + 0x28], eax
add r8d, 4
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x14003f7ac
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
lea rdx, [rsp + 0x40]
mov r8d, pe_nt_image_headers64
mov ecx, eax
call fcn.140034b60
lea rdx, [0x14009f498]
mov rcx, rdi
mov r8, rax
call fcn.140037e70
mov esi, gethostname
mov eax, esi
jmp 0x14003f8ef
lea rcx, [rbx + 0x40]
call fcn.14006ec40
inc word [rbx + 0x48]
jmp 0x14003f7cb
mov eax, 1
mov word [rbx + 0x48], ax
mov dword [rbx + 0x20], esi
mov rax, qword [rbx + 0x170]
mov byte [rax], sil
mov rax, qword [rbx + 0x170]
mov byte [rax + 1], 3
movzx edx, word [rbx + 0x48]
mov rax, qword [rbx + 0x170]
movzx ecx, dx
shr cx, 8
mov byte [rax + 2], cl
mov rax, qword [rbx + 0x170]
mov byte [rax + 3], dl
cmp word [rbx + 0x48], 1
jbe 0x14003f81b
mov eax, dword [rbx + 0x15c]
cmp dword [rbx + 0x158], eax
jl 0x14003f6bb
mov rax, qword [rbx + 0x10]
mov rdx, qword [rbx + 0x170]
mov dword [rbx + 0x158], esi
mov rcx, qword [rax]
add rdx, 4
mov qword [rcx + 0x1a0], rdx
nop word [rax + rax]
mov eax, dword [rbx + 0x15c]
mov rcx, qword [rbx + 0x10]
lea r8, [rsp + 0x30]
sub eax, dword [rbx + 0x158]
movsxd rdx, eax
call fcn.140057430
test eax, eax
jne 0x14003f8ef
mov rax, qword [rbx + 0x10]
mov rdx, qword [rsp + 0x30]
add dword [rbx + 0x158], edx
mov rcx, qword [rax]
add qword [rcx + 0x1a0], rdx
mov eax, dword [rbx + 0x15c]
cmp dword [rbx + 0x158], eax
jge 0x14003f893
cmp qword [rsp + 0x30], rsi
jne 0x14003f840
mov eax, dword [rbx + 0x150]
mov r8d, dword [rbx + 0x158]
mov rdx, qword [rbx + 0x170]
lea rcx, [rbx + 0xd0]
mov dword [rsp + 0x28], eax
add r8d, 4
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
xor r9d, r9d
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x14003f61f
movsxd rax, dword [rbx + 0x158]
add qword [rdi + 0x100], rax
mov rdx, qword [rdi + 0x100]
mov rcx, rdi
call fcn.1400560b0
xor eax, eax
mov rcx, qword [rsp + 0x140]
xor rcx, rsp
call fcn.14006d1b0
lea r11, [rsp + 0x150]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rsp, r11
pop rdi
ret