Function at 0x403820
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0xd4
mov eax, dword [0x443068]
xor eax, esp
mov dword [esp + 0xd0], eax
push ebx
push esi
push edi
mov edi, ecx
mov bl, dl
mov dword [esp + 0x14], edi
imul esi, edi, 0x34
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov dword [esi + 0x44bcfc], eax
mov ax, word [esi + 0x44bd00]
inc ax
movzx ecx, ax
mov word [esi + 0x44bd00], ax
mov ax, word [0x44bba8]
cmp cx, ax
jb 0x4038b5
movzx eax, ax
push eax
push ecx
lea eax, [esi + 0x44bcdc]
push eax
push str._ANTI_FLOOD__Disconnect_IP:__s__Reason:_Exceed_packets.___d__d_
push 0xff
push 0x443a80
call fcn.004075c0
add esp, 0x18
mov ecx, 0x448620
push edi
call fcn.00408d40
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0xd0]
xor ecx, esp
call fcn.0040c303
mov esp, ebp
pop ebp
ret
cmp bl, 5
jb 0x403b66
cmp bl, 6
jbe 0x4039ac
cmp bl, 0xf4
jne 0x403b66
mov ecx, dword [ebp + 8]
movzx eax, byte [ecx + 3]
sub eax, 2
je 0x4038ea
sub eax, 1
je 0x403906
sub eax, 3
jne 0x403b66
mov edx, edi
call fcn.00403b90
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0xd0]
xor ecx, esp
call fcn.0040c303
mov esp, ebp
pop ebp
ret
cmp byte [0x44860c], 0
je 0x403b66
cmp dword [0x448614], 0x64
ja 0x403b66
mov esi, dword [0x448618]
mov eax, esi
movzx edx, byte [ecx + 4]
mov ecx, dword [eax + 4]
cmp byte [ecx + 0xd], 0
jne 0x403949
cmp dword [ecx + 0x10], edx
jge 0x40393f
mov ecx, dword [ecx + 8]
jmp 0x403943
mov eax, ecx
mov ecx, dword [ecx]
cmp byte [ecx + 0xd], 0
je 0x403935
cmp eax, esi
je 0x403952
cmp edx, dword [eax + 0x10]
jge 0x403954
mov eax, esi
cmp eax, esi
je 0x403b66
add eax, 0x14
je 0x403b66
cmp byte [eax + 0x34], 0
je 0x403b66
cmp byte [eax + 0x35], 0
je 0x403b66
movups xmm0, xmmword [eax + 0x22]
mov ax, word [eax + 0x32]
mov word [esp + 0xd8], ax
lea eax, [esp + 0xc4]
push 0x16
push eax
mov dword [esp + 0xcc], 0x3f416c1
movups xmmword [esp + 0xd0], xmm0
push edi
jmp 0x403b61
lea eax, [esp + 0xcc]
push eax
lea eax, [esp + 0xcc]
push eax
lea eax, [esp + 0xcc]
push eax
push str._u._u._u
push 0x44bb9c
call fcn.00403cf0
mov ecx, dword [ebp + 8]
add esp, 0x14
mov edx, dword [esp + 0xcc]
mov ebx, dword [esp + 0xc8]
movzx eax, byte [ecx + 3]
cmp eax, dword [esp + 0xc4]
jne 0x403a19
movzx eax, byte [ecx + 4]
cmp eax, ebx
jne 0x403a19
movzx eax, byte [ecx + 5]
cmp eax, edx
jne 0x403a19
push 4
lea eax, [esp + 0x10]
mov dword [esp + 0x10], 0x10204c1
push eax
push edi
jmp 0x403b61
mov eax, dword [esp + 0xc4]
lea edi, [esp + 0x1e]
movups xmm0, xmmword [0x44bb0c]
mov byte [esp + 0x1b], al
mov ecx, 0x19
mov ax, word [0x44bb20]
mov esi, 0x44bb38
mov byte [esp + 0x1c], bl
mov word [esp + 0x18], 0xa8c1
mov byte [esp + 0x1a], 5
mov byte [esp + 0x1d], dl
rep movsd dword es:[edi], dword [esi]
movups xmmword [esp + 0x84], xmm0
mov word [esp + 0x82], ax
xor edi, edi
movups xmm0, xmmword [0x44baf8]
mov eax, dword [0x44bb1c]
mov dword [esp + 0x94], eax
mov eax, dword [0x44bb08]
lea ebx, [edi + 4]
movups xmmword [esp + 0x98], xmm0
mov dword [esp + 0xa8], eax
movups xmm0, xmmword [0x44bb24]
mov eax, dword [0x44bb34]
mov dword [esp + 0xbc], eax
movups xmmword [esp + 0xac], xmm0
mov word [esp + 0xc], 0xcffc
mov byte [esp + 0xe], 0xab
mov dword [esp + 0x10], 3
cmp edi, 3
ja case.default.0x403ac9
jmp dword [edi*4 + 0x403b7c]
xor ecx, ecx
lea esi, [ecx + 0x64]
mov eax, ecx
cdq
idiv dword [esp + 0x10]
mov al, byte [esp + edx + 0xc]
xor byte [esp + ecx + 0x1e], al
inc ecx
sub esi, 1
jne 0x403ad5
jmp case.default.0x403ac9
xor ecx, ecx
lea esi, [ecx + 0x14]
mov eax, ecx
cdq
idiv dword [esp + 0x10]
mov al, byte [esp + edx + 0xc]
xor byte [esp + ecx + 0x84], al
inc ecx
sub esi, 1
jne 0x403af1
jmp case.default.0x403ac9
xor ecx, ecx
lea esi, [ecx + 0x14]
mov eax, ecx
cdq
idiv dword [esp + 0x10]
mov al, byte [esp + edx + 0xc]
xor byte [esp + ecx + 0x98], al
inc ecx
sub esi, 1
jne 0x403b10
jmp case.default.0x403ac9
xor ecx, ecx
lea esi, [ecx + 0x14]
nop
mov eax, ecx
cdq
idiv dword [esp + 0x10]
mov al, byte [esp + edx + 0xc]
xor byte [esp + ecx + 0xac], al
inc ecx
sub esi, 1
jne 0x403b30
inc edi
sub ebx, 1
jne 0x403ac0
movzx eax, byte [esp + 0x19]
push eax
lea eax, [esp + 0x1c]
push eax
push dword [esp + 0x1c]
call fcn.00408ba0
mov ecx, dword [esp + 0xdc]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0040c303
mov esp, ebp
pop ebp
ret