Function at 0x1801f5540
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
push rbx
sub rsp, 0x20
mov rax, qword [rcx + 0x1b0]
mov rbx, rcx
mov rdx, qword [rcx + 0x18]
cmp dword [rax + 0x10], 0
je 0x1801f4846
mov dword [rdx + 0x4f8], 0xd
mov r8d, reloc.WS2_32.dll_listen
mov dl, 1
add rsp, 0x20
pop rbx
jmp fcn.1801f4930
cmp byte [rcx + 0xabe], 0
je 0x1801f485b
xor edx, edx
add rsp, 0x20
pop rbx
jmp 0x1801f5540
cmp byte [rcx + 0xac1], 0
je 0x1801f48e0
mov r9, qword [rdx + 0x4b8]
test r9, r9
jne 0x1801f48a1
mov r9, qword [rcx + 0x778]
test r9, r9
jne 0x1801f4895
cmp byte [rbx + 0x1338], 0
lea rcx, str.NLST
lea r9, str.LIST
cmovne r9, rcx
lea r8, str.PRET__s
mov rcx, rbx
jmp 0x1801f48b8
cmp byte [rcx + 0xace], 0
lea r8, str.PRET_STOR__s
jne 0x1801f48b8
lea r8, str.PRET_RETR__s
add rdx, 0x428
call fcn.1802078d0
mov ecx, eax
test eax, eax
jne 0x1801f48d8
mov rax, qword [rbx + 0x18]
mov dword [rax + 0x4f8], 0x1d
mov eax, ecx
add rsp, 0x20
pop rbx
ret
add rsp, 0x20
pop rbx
jmp fcn.1801f5490
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x590]
sub rsp, 0x690
mov rax, qword [0x18049d0e0]
xor rax, rsp
mov qword [rbp + 0x580], rax
mov rbx, qword [rcx + 0x7a8]
xor eax, eax
mov rsi, qword [rcx + 0x18]
mov edi, edx
mov qword [rsp + 0x48], rsi
mov r14, rcx
mov qword [rsp + 0x50], 0xffffffffffffffff
mov r12d, eax
mov qword [rbp - 0x10], rax
movzx r13d, ax
mov qword [rbp - 8], rax
movzx r15d, ax
mov qword [rbp], rax
mov qword [rbp + 8], rax
mov qword [rbp + 0x10], rax
mov dword [rbp + 0x18], eax
mov word [rbp + 0x1c], ax
mov byte [rbp + 0x1e], al
mov qword [rsp + 0x58], rax
mov byte [rsp + 0x40], 1
mov qword [rsp + 0x60], rax
test rbx, rbx
je 0x1801f57fa
or rax, 0xffffffffffffffff
inc rax
cmp byte [rbx + rax], r12b
jne 0x1801f55d5
cmp rax, 1
jbe 0x1801f57fa
or rax, 0xffffffffffffffff
nop dword [rax]
inc rax
cmp byte [rbx + rax], r12b
jne 0x1801f55f0
cmp rax, 0x41
jae 0x1801f5606
mov ecx, 0x41
jmp 0x1801f5619
or rcx, 0xffffffffffffffff
nop word [rax + rax]
inc rcx
cmp byte [rbx + rcx], r12b
jne 0x1801f5610
inc rcx
mov edx, 1
call qword [fcn.180213ef0]
mov qword [rsp + 0x60], rax
mov r13, rax
test rax, rax
jne 0x1801f563c
lea ebx, [rax + 0x1b]
jmp 0x1801f5cce
movzx eax, byte [rbx]
cmp al, 0x5b
jne 0x1801f5676
mov edx, 0x5d
lea r15, [rbx + 1]
mov rcx, rbx
call fcn.18020d43c
mov rsi, rax
test rax, rax
je 0x1801f570e
mov r8, rax
mov rdx, r15
sub r8, r15
mov rcx, r13
call fcn.180214230
jmp 0x1801f570e
cmp al, 0x3a
jne 0x1801f5682
mov rsi, rbx
jmp 0x1801f570e
mov edx, Ordinal_60
mov rcx, rbx
call fcn.18020d43c
mov rsi, rax
test rax, rax
je 0x1801f56ed
lea r8, [rsp + 0x70]
mov rdx, rbx
mov ecx, reloc.WS2_32.dll_socket
call qword [sym.imp.WS2_32.dll_inet_pton]
mov rcx, r13
cmp eax, 1
jne 0x1801f56dd
sub rcx, rbx
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
inc rbx
test al, al
jne 0x1801f56c0
xor r13d, r13d
movzx ebx, r13w
movzx eax, r13w
jmp 0x1801f5779
mov r8, rsi
mov rdx, rbx
sub r8, rbx
call fcn.180214230
jmp 0x1801f570e
mov rcx, r13
sub rcx, rbx
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x1801f5700
xor r13d, r13d
mov ebx, r13d
mov eax, r13d
test rsi, rsi
je 0x1801f5779
lea edx, [r13 + 0x3a]
mov rcx, rsi
call fcn.18020d43c
mov rsi, rax
movzx eax, r13w
test rsi, rsi
je 0x1801f5779
lea rcx, [rsi + 1]
xor edx, edx
lea r8d, [r13 + 0xa]
call fcn.18020ff38
mov ecx, eax
call fcn.1801d07b0
lea edx, [r13 + 0x2d]
mov rcx, rsi
movzx ebx, ax
call fcn.18020d43c
test rax, rax
je 0x1801f5776
lea rcx, [rax + 1]
xor edx, edx
lea r8d, [r13 + 0xa]
call fcn.18020ff38
mov ecx, eax
call fcn.1801d07b0
jmp 0x1801f5779
movzx eax, bx
mov rsi, qword [rsp + 0x48]
cmp bx, ax
mov r15d, r13d
cmovbe r13w, bx
cmovbe r15w, ax
mov rbx, qword [rsp + 0x60]
cmp byte [rbx], r12b
je 0x1801f57fa
mov rcx, qword [rsi + 0x58]
mov rcx, qword [rcx + 0x20]
call fcn.1801febf0
mov r8d, dword [rsi + 0x554]
lea rcx, [rbp + 0x170]
mov edx, eax
mov dword [rsp + 0x28], 0x401
mov rax, qword [rsi + 0x58]
mov r9, rbx
mov qword [rsp + 0x20], rcx
mov ecx, dword [rax + 4]
call fcn.1801c5ec0
mov ecx, eax
test eax, eax
je 0x1801f57ee
sub ecx, 1
je 0x1801f5cc9
cmp ecx, 1
jne 0x1801f57f1
lea r12, [rbp + 0x170]
jmp 0x1801f57f1
mov r12, rbx
test r12, r12
jne 0x1801f5891
mov dword [rsp + 0x44], 0x80
lea r8, [rsp + 0x44]
mov rcx, qword [rsi + 0x1b8]
lea rdx, [rsp + 0x70]
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x1801f584b
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.1801b6a30
mov r8, rax
lea rdx, str.getsockname___failed:__s
mov rcx, r14
call fcn.1801cd9c0
jmp 0x1801f5cc9
movzx eax, word [rsp + 0x70]
lea r8, [rbp + 0x170]
mov r9d, 0x401
cmp ax, 0x17
je 0x1801f586d
movzx ecx, ax
lea rdx, [rsp + 0x74]
jmp 0x1801f5877
lea rdx, [rsp + 0x78]
mov ecx, reloc.WS2_32.dll_socket
call sub.WS2_32.dll_inet_ntop
test rax, rax
je 0x1801f5cc9
lea r12, [rbp + 0x170]
mov byte [rsp + 0x40], 0
lea rax, [rsp + 0x58]
xor r9d, r9d
xor r8d, r8d
mov qword [rsp + 0x20], rax
mov rdx, r12
mov rcx, r14
call fcn.1801d6910
cmp eax, 1
jne 0x1801f58be
lea rdx, [rsp + 0x58]
mov rcx, r14
call fcn.1801c1d70
mov rdx, qword [rsp + 0x58]
test rdx, rdx
je 0x1801f5cb2
mov rsi, qword [rdx]
mov rcx, r14
call fcn.1801d6c80
test rsi, rsi
je 0x1801f5cb2
mov qword [rsp + 0x50], 0xffffffffffffffff
xor ebx, ebx
nop dword [rax + rax]
lea r9, [rsp + 0x50]
xor r8d, r8d
mov rdx, rsi
mov rcx, r14
call fcn.1801cf2b0
test eax, eax
je 0x1801f591a
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov rsi, qword [rsi + 0x28]
mov ebx, eax
test rsi, rsi
jne 0x1801f58f0
jmp 0x1801f591f
test rsi, rsi
jne 0x1801f593f
mov ecx, ebx
lea rdx, [rbp + 0x70]
mov r8d, 0x100
call fcn.1801b6a30
mov r8, rax
lea rdx, str.socket_failure:__s
jmp 0x1801f5cbc
movsxd r8, dword [rsi + 0x10]
lea rcx, [rsp + 0x70]
mov rdx, qword [rsi + 0x20]
call fcn.18020cd80
mov eax, dword [rsi + 0x10]
movzx ebx, r13w
mov dword [rsp + 0x44], eax
cmp r13w, r15w
ja 0x1801f5a22
movzx r12d, byte [rsp + 0x40]
nop dword [rax]
movzx ecx, bx
call qword [sym.imp.WS2_32.dll_htons]
mov r8d, dword [rsp + 0x44]
lea rdx, [rsp + 0x70]
mov rcx, qword [rsp + 0x50]
mov word [rsp + 0x72], ax
call qword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x1801f5a62
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
test r12b, r12b
je 0x1801f5a09
cmp eax, 0x2741
jne 0x1801f5a09
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.1801b6a30
mov r9, rax
movzx r8d, bx
lea rdx, str.bind_port_hu__on_non_local_address_failed:__s
mov rcx, r14
call fcn.1801cdb50
mov rax, qword [rsp + 0x48]
lea r8, [rsp + 0x44]
mov dword [rsp + 0x44], 0x80
lea rdx, [rsp + 0x70]
mov rcx, qword [rax + 0x1b8]
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x1801f5a89
movzx ebx, r13w
xor r12b, r12b
jmp 0x1801f5a18
cmp eax, 0x2740
je 0x1801f5a15
cmp eax, 0xd
jne 0x1801f5a36
inc bx
cmp bx, r15w
jbe 0x1801f5970
lea rdx, str.bind___failed__we_ran_out_of_ports
mov rcx, r14
call fcn.1801cd9c0
jmp 0x1801f5cc4
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.1801b6a30
mov r9, rax
movzx r8d, bx
lea rdx, str.bind_port_hu__failed:__s
mov rcx, r14
call fcn.1801cd9c0
jmp 0x1801f5cc4
cmp bx, r15w
ja 0x1801f5a22
mov rcx, qword [rsp + 0x50]
lea r8, [rsp + 0x44]
lea rdx, [rsp + 0x70]
mov dword [rsp + 0x44], 0x80
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x1801f5aaf
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.1801b6a30
mov r8, rax
lea rdx, str.getsockname___failed:__s
jmp 0x1801f5cbc
mov rcx, qword [rsp + 0x50]
mov edx, 1
call qword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x1801f5ad0
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, eax
jmp 0x1801f5921
mov r8d, Ordinal_50
lea rdx, [rbp - 0x10]
mov rcx, rsi
call fcn.1801d68d0
mov rsi, qword [rsp + 0x48]
cmp byte [rsi + 0x342], 0
jne 0x1801f5b00
cmp byte [rsi + 0x33c], 0
je 0x1801f5b00
mov byte [rsi + 0x342], 1
cmp edi, 2
je 0x1801f5b5d
movzx eax, word [rsp + 0x70]
nop word [rax + rax]
cmp byte [rsi + 0x342], 0
jne 0x1801f5b1d
test edi, edi
je 0x1801f5b56
cmp edi, 1
jne 0x1801f5b28
cmp ax, 2
jne 0x1801f5b56
movzx ecx, ax
cmp ecx, 2
je 0x1801f5b35
cmp ecx, 0x17
jne 0x1801f5b56
movzx ecx, word [rsp + 0x72]
call qword [sym.imp.WS2_32.dll_ntohs]
movzx r8d, ax
test edi, edi
je 0x1801f5c4b
cmp edi, 1
je 0x1801f5ba7
movzx eax, word [rsp + 0x70]
inc edi
cmp edi, 2
jne 0x1801f5b10
lea r15, [rsi + 0x428]
lea r9, [rsp + 0x50]
mov dword [r15 + 0xc4], edi
mov r8d, 1
mov rdx, rsi
mov rcx, r14
call fcn.1801ce940
mov ebx, eax
test eax, eax
jne 0x1801f5cce
mov rax, qword [r14 + 0x18]
mov qword [rsp + 0x50], 0xffffffffffffffff
mov dword [rax + 0x4f8], 0x1c
jmp 0x1801f5cdc
lea r10, [rbp + 0x20]
mov r9d, Ordinal_46
lea rdx, [rbp - 0x10]
movzx ecx, byte [rdx]
test cl, cl
je 0x1801f5bd2
cmp cl, 0x2e
movzx eax, cl
cmove eax, r9d
mov byte [r10], al
inc r10
add rdx, 1
jne 0x1801f5bb5
movzx r9d, r8w
mov edx, reloc.WS2_32.dll_sendto
movzx eax, r9b
lea r8, str.__d__d
shr r9d, 8
mov rcx, r10
mov dword [rsp + 0x20], eax
mov byte [r10], 0
call sym.gcm64.dll_curl_msnprintf
lea rax, [rbp + 0x20]
mov rcx, r14
lea r15, [rsi + 0x428]
mov qword [rsp + 0x20], rax
mov rdx, r15
lea r9, str.PORT
lea r8, [0x180404cf8]
call fcn.1802078d0
mov ebx, eax
test eax, eax
je 0x1801f5b64
mov ecx, eax
call sym.gcm64.dll_curl_easy_strerror
mov r8, rax
lea rdx, str.Failure_sending_PORT_command:__s
mov rcx, r14
call fcn.1801cd9c0
jmp 0x1801f5cce
xor ecx, ecx
movzx eax, r8w
cmp word [rsp + 0x70], 2
lea r15, [rsi + 0x428]
mov dword [rsp + 0x30], eax
lea r9, str.EPRT
setne cl
lea rax, [rbp - 0x10]
inc ecx
mov qword [rsp + 0x28], rax
mov dword [rsp + 0x20], ecx
lea r8, str._s__d_s_hu
mov rcx, r14
mov rdx, r15
call fcn.1802078d0
mov ebx, eax
test eax, eax
je 0x1801f5b64
mov ecx, eax
call sym.gcm64.dll_curl_easy_strerror
mov r8, rax
lea rdx, str.Failure_sending_EPRT_command:__s
mov rcx, r14
call fcn.1801cd9c0
jmp 0x1801f5cce
mov r8, r12
lea rdx, str.failed_to_resolve_the_address_provided_to_PORT:__s
mov rcx, r14
call fcn.1801cd9c0
mov rsi, qword [rsp + 0x48]
mov ebx, reloc.WLDAP32.dll_Ordinal_30
mov rax, qword [r14 + 0x18]
mov dword [rax + 0x4f8], 0
mov r8, qword [rsp + 0x50]
cmp r8, 0xffffffffffffffff
je 0x1801f5cf2
mov rdx, rsi
mov rcx, r14
call fcn.1801ce8a0
mov rcx, qword [rsp + 0x60]
call qword [fcn.18020f070]
mov eax, ebx
mov rcx, qword [rbp + 0x580]
xor rcx, rsp
call fcn.1800b7d20
mov rbx, qword [rsp + 0x6e0]
add rsp, 0x690
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret