Function at 0x437830
Capabilities:
Receive data
Receive data on socket

Disassembly:
push rbp
push rsi
push rdi
push r13
push r14
push r15
sub rsp, 0x178
mov rax, qword [0x004a6080]
xor rax, rsp
mov qword [rsp + 0x150], rax
mov rax, qword [rsp + 0x1d0]
lea rbp, [rsp + 0x70]
xor r15d, r15d
mov dword [rsp + 0x2c], r8d
mov qword [rsp + 0x30], rdx
mov edi, r15d
mov byte [rsp + 0x20], dil
mov r13d, r9d
mov qword [rsp + 0x38], rax
mov esi, r8d
mov dword [rsp + 0x28], r15d
mov r14, rcx
test rcx, rcx
je 0x437cb0
cmp dword [rcx], 0xbab1e
jne 0x437cb0
cmp byte [rcx + 0x18a], dil
je 0x4378af
lea eax, [r15 + 8]
jmp 0x4379ab
test r13d, r13d
jns 0x4378be
mov eax, 0xa
jmp 0x4379ab
mov qword [rsp + 0x170], rbx
mov rbx, qword [rcx + 8]
mov qword [rsp + 0x168], r12
test rbx, rbx
je 0x43793d
nop word [rax + rax]
lea rdx, [rsp + 0x40]
mov rcx, rbx
call fcn.00438ac0
mov r10d, eax
lea r8, [rsp + 0x40]
mov eax, 1
mov r9d, r15d
nop dword [rax]
mov rdx, 0xffffffffffffffff
test r10d, eax
je 0x437911
mov rdx, qword [r8]
inc edi
mov ecx, eax
rol ecx, 0x10
test r10d, ecx
je 0x437920
mov rdx, qword [r8]
inc edi
cmp rdx, 0xffffffffffffffff
je 0x437935
inc r9d
rol eax, 1
add r8, 8
cmp r9d, 5
jb 0x437900
mov rbx, qword [rbx]
test rbx, rbx
jne 0x4378e0
lea rdx, [rsp + 0x24]
mov rcx, r14
call fcn.00439e30
mov eax, dword [rsp + 0x24]
test eax, eax
js 0x437959
cmp eax, r13d
cmovl r13d, eax
movzx r15d, byte [rsp + 0x1e0]
lea r12d, [rsi + rdi]
mov dword [rsp + 0x24], r12d
mov eax, r12d
test r15b, r15b
je 0x43797f
cmp qword [r14 + 0x178], 0xffffffffffffffff
je 0x43797f
inc eax
cmp eax, 0xa
jbe 0x4379d1
mov ecx, eax
shl rcx, 4
call qword [sub.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov rbp, rax
test rax, rax
jne 0x4379cc
lea eax, [rbp + 3]
mov rbx, qword [rsp + 0x170]
mov r12, qword [rsp + 0x168]
mov rcx, qword [rsp + 0x150]
xor rcx, rsp
call fcn.00480f00
add rsp, 0x178
pop r15
pop r14
pop r13
pop rdi
pop rsi
pop rbp
ret
mov byte [rsp + 0x20], 1
xor ebx, ebx
test edi, edi
je 0x437a89
mov rsi, qword [r14 + 8]
test rsi, rsi
je 0x437a85
mov r15d, 0x300
lea r12d, [rbx + 0x10]
lea rdx, [rsp + 0x40]
mov rcx, rsi
call fcn.00438ac0
mov r10d, eax
lea r8, [rsp + 0x40]
xor r9d, r9d
mov edx, 1
nop
mov rcx, 0xffffffffffffffff
test r10d, edx
je 0x437a34
mov rax, qword [r8]
mov ecx, ebx
add rcx, rcx
inc ebx
mov qword [rbp + rcx*8], rax
mov word [rbp + rcx*8 + 8], r15w
mov rcx, qword [r8]
mov eax, edx
rol eax, 0x10
test r10d, eax
je 0x437a56
mov rax, qword [r8]
mov ecx, ebx
add rcx, rcx
inc ebx
mov qword [rbp + rcx*8], rax
mov word [rbp + rcx*8 + 8], r12w
mov rcx, qword [r8]
cmp rcx, 0xffffffffffffffff
je 0x437a6b
inc r9d
rol edx, 1
add r8, 8
cmp r9d, 5
jb 0x437a10
mov rsi, qword [rsi]
test rsi, rsi
jne 0x4379f2
movzx r15d, byte [rsp + 0x1e0]
mov r12d, dword [rsp + 0x24]
mov esi, dword [rsp + 0x2c]
mov r11d, 0x400
test esi, esi
je 0x437b1e
mov rcx, qword [rsp + 0x30]
mov r15d, 0x300
add rcx, 8
mov r10d, esi
xor r12d, r12d
nop dword [rax]
mov rax, qword [rcx - 8]
mov r9d, ebx
shl r9, 4
add r9, rbp
mov r8d, ebx
mov qword [r9], rax
mov word [r9 + 8], r12w
movzx edx, word [rcx]
test dl, 1
je 0x437adf
mov word [r9 + 8], r15w
movzx eax, r15w
movzx edx, word [rcx]
jmp 0x437ae2
mov eax, r12d
test dl, 2
je 0x437af3
or ax, r11w
mov word [r9 + 8], ax
movzx edx, word [rcx]
test dl, 4
je 0x437b05
or ax, 0x10
add r8, r8
mov word [rbp + r8*8 + 8], ax
inc ebx
add rcx, 0x10
sub r10, 1
jne 0x437ab0
movzx r15d, byte [rsp + 0x1e0]
lea r12d, [rsi + rdi]
test r15b, r15b
je 0x437b46
mov rcx, qword [r14 + 0x178]
cmp rcx, 0xffffffffffffffff
je 0x437b46
mov eax, ebx
add rax, rax
inc ebx
mov qword [rbp + rax*8], rcx
mov ecx, 0x300
mov word [rbp + rax*8 + 8], cx
test ebx, ebx
je 0x437c35
mov r8d, r13d
mov edx, ebx
mov rcx, rbp
call fcn.00457440
mov esi, eax
test eax, eax
jle 0x437c35
mov r11d, dword [rsp + 0x2c]
xor eax, eax
mov r9d, eax
test r11d, r11d
je 0x437be7
mov r10, qword [rsp + 0x30]
mov r15d, 0x300
add r10, 0xa
xor r12d, r12d
nop word [rax + rax]
mov ecx, r12d
lea edx, [rdi + r9]
add rdx, rdx
lea r10, [r10 + 0x10]
movsx r8d, word [rbp + rdx*8 + 0xa]
test r15d, r8d
mov eax, r8d
setne cl
movzx edx, cx
or dx, 4
and al, 0x10
cmove dx, cx
movzx eax, dx
or ax, 2
and r8d, 0x400
cmove ax, dx
inc r9d
mov word [r10 - 0x10], ax
cmp r9d, r11d
jb 0x437b90
movzx r15d, byte [rsp + 0x1e0]
mov r12d, dword [rsp + 0x24]
test r15b, r15b
je 0x437c3b
cmp qword [r14 + 0x178], 0xffffffffffffffff
je 0x437c3b
mov eax, r12d
mov ecx, 0x300
add rax, rax
test word [rbp + rax*8 + 0xa], cx
je 0x437c3b
nop dword [rax + rax]
mov rcx, qword [r14 + 0x178]
lea rdx, [rsp + 0x110]
xor r9d, r9d
lea r8d, [r9 + 0x40]
call qword [sym.imp.WS2_32.dll_recv]
test eax, eax
jg 0x437c10
lea edi, [rsi - 1]
jmp 0x437c3d
mov edi, dword [rsp + 0x28]
jmp 0x437c3d
mov edi, esi
cmp byte [rsp + 0x20], 0
je 0x437c4d
mov rcx, rbp
call qword [fcn.004820c0]
mov rax, qword [rsp + 0x38]
test rax, rax
je 0x437c59
mov dword [rax], edi
cmp byte [rsp + 0x1d8], 0
je 0x437ca9
test ebx, ebx
jne 0x437ca9
xor eax, eax
cmp dword [r14], 0xbab1e
mov dword [rsp + 0x24], eax
jne 0x437ca9
cmp byte [r14 + 0x18a], al
jne 0x437ca9
lea rdx, [rsp + 0x24]
mov rcx, r14
call fcn.00439e30
test eax, eax
jne 0x437ca9
mov ecx, dword [rsp + 0x24]
test ecx, ecx
je 0x437ca9
cmp ecx, r13d
jg 0x437ca1
test ecx, ecx
jns 0x437ca4
mov ecx, r13d
call fcn.00457b20
xor eax, eax
jmp 0x43799b
mov eax, 1
jmp 0x4379ab