Function at 0x4224a0
Capabilities:
Accept command line arguments
Create thread
Hash data with crc32
Set environment variable

Disassembly:
push ecx
push ebx
push ebp
push esi
push edi
push str.PB_DEBUGGER_Communication
mov dword [0x4d8264], 0
call fcn.0044f779
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x4225a6
push 0x3b
push ebx
call fcn.0044f150
mov edi, eax
add esp, 8
test edi, edi
je 0x4224dd
mov byte [edi], 0
inc edi
jmp 0x4224e2
mov edi, 0x4ab6a4
xor esi, esi
mov ebp, dword [esi*4 + 0x4d68d0]
mov ecx, ebx
mov eax, dword [ebp]
mov dl, byte [eax]
cmp dl, byte [ecx]
jne 0x422510
test dl, dl
je 0x42250c
mov dl, byte [eax + 1]
cmp dl, byte [ecx + 1]
jne 0x422510
add eax, 2
add ecx, 2
test dl, dl
jne 0x4224f0
xor eax, eax
jmp 0x422515
sbb eax, eax
or eax, 1
test eax, eax
je 0x422525
inc esi
cmp esi, 4
jae 0x42293f
jmp 0x4224e4
mov dword [0x4d9214], ebp
test edi, edi
je 0x422954
mov eax, dword [ebp + 8]
push edi
call eax
add esp, 4
test eax, eax
je 0x422954
mov eax, dword [esi*4 + 0x4d68d0]
mov esi, dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
mov dword [0x4d8264], 1
cmp dword [eax + 4], 0
jne 0x42259d
push str.PB_DEBUGGER_Options
call fcn.0044f779
add esp, 4
test eax, eax
je 0x42259d
push 0x4d91fc
push 0x4d8270
push 0x4d826c
push 0x4d8268
push str._d__d__d__d
push eax
call fcn.00421bb0
add esp, 0x18
push 0
push str.PB_DEBUGGER_Options
call esi
push 0
push str.PB_DEBUGGER_Communication
call esi
mov dword [0x4d9618], 0
mov ebp, 0x4ab6a4
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
test eax, eax
je 0x42280c
mov edx, dword [0x4d8290]
lea esp, [esp]
mov cl, byte [eax]
lea eax, [eax + 1]
mov byte [edx], cl
lea edx, [edx + 1]
test cl, cl
jne 0x4225d0
mov ebx, dword [0x4d8290]
mov ecx, ebx
lea edx, [ecx + 1]
lea esp, [esp]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4225f0
sub ecx, edx
lea ebp, [ebx + 1]
add ebp, ecx
mov byte [ebp], al
mov al, byte [ebx]
test al, al
je 0x42280c
jmp 0x422610
cmp al, 0x20
jne 0x422624
mov al, byte [ebx + 1]
inc ebx
cmp al, 0x20
je 0x422614
test al, al
je 0x422802
mov esi, ebx
lea ecx, [ebx]
lea ebx, [ecx + 1]
cmp al, 0x20
je 0x422637
mov al, byte [ebx]
test al, al
jne 0x422626
jmp 0x42263a
mov byte [ecx], 0
push 0x4b19dc
push esi
call fcn.00432ed7
add esp, 8
test eax, eax
je 0x4227f8
push 0x4ae658
push esi
call fcn.00432ed7
add esp, 8
test eax, eax
je 0x4227f8
push 0xd
push str._DEBUGLISTEN
push esi
call fcn.004334b5
add esp, 0xc
test eax, eax
jne 0x4226a2
lea ecx, [esi + 0xd]
mov dword [0x4d9618], 0x4d7200
mov edx, ebp
sub edx, ecx
jmp 0x422690
mov al, byte [ecx]
lea ecx, [ecx + 1]
mov byte [edx + ecx - 1], al
test al, al
jne 0x422690
jmp 0x422802
push 0xe
push str.__debuglisten
push esi
call fcn.004334b5
add esp, 0xc
test eax, eax
jne 0x4226d9
lea ecx, [esi + 0xe]
mov dword [0x4d9618], 0x4d7200
mov edx, ebp
sub edx, ecx
mov al, byte [ecx]
lea ecx, [ecx + 1]
mov byte [edx + ecx - 1], al
test al, al
jne 0x4226c7
jmp 0x422802
push 0xe
push str._DEBUGCONNECT
push esi
call fcn.004334b5
add esp, 0xc
test eax, eax
jne 0x422712
lea ecx, [esi + 0xe]
mov dword [0x4d9618], 0x4d7218
mov edx, ebp
sub edx, ecx
mov edi, edi
mov al, byte [ecx]
lea ecx, [ecx + 1]
mov byte [edx + ecx - 1], al
test al, al
jne 0x422700
jmp 0x422802
push 0xf
push str.__debugconnect
push esi
call fcn.004334b5
add esp, 0xc
test eax, eax
jne 0x422749
lea ecx, [esi + 0xf]
mov dword [0x4d9618], 0x4d7218
mov edx, ebp
sub edx, ecx
mov al, byte [ecx]
lea ecx, [ecx + 1]
mov byte [ecx + edx - 1], al
test al, al
jne 0x422737
jmp 0x422802
push 0xa
push str._PASSWORD
push esi
call fcn.004334b5
add esp, 0xc
test eax, eax
jne 0x42279c
lea edi, [ebp - 1]
mov al, byte [edi + 1]
lea edi, [edi + 1]
test al, al
jne 0x422760
mov ax, word [0x4b2a24]
lea edx, [esi + 0xa]
mov word [edi], ax
mov esi, edx
mov al, byte [edx]
inc edx
test al, al
jne 0x422778
sub edx, esi
lea edi, [ebp - 1]
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x422784
mov ecx, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
jmp 0x422802
push 0xb
push str.__password
push esi
call fcn.004334b5
add esp, 0xc
test eax, eax
jne 0x422802
lea edi, [ebp - 1]
mov al, byte [edi + 1]
lea edi, [edi + 1]
test al, al
jne 0x4227b3
mov ax, word [0x4b2a24]
lea edx, [esi + 0xb]
mov word [edi], ax
mov esi, edx
jmp 0x4227d0
mov al, byte [edx]
inc edx
test al, al
jne 0x4227d0
sub edx, esi
lea edi, [ebp - 1]
lea esp, [esp]
mov al, byte [edi + 1]
inc edi
test al, al
jne 0x4227e0
mov ecx, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
jmp 0x422802
mov dword [0x4d9618], 0x4d7200
mov al, byte [ebx]
test al, al
jne 0x422610
mov eax, dword [0x4d9618]
test eax, eax
je 0x42283c
mov eax, dword [eax + 8]
push ebp
call eax
add esp, 4
test eax, eax
je 0x42294d
mov eax, dword [0x4d9618]
mov dword [0x4d9214], eax
mov dword [0x4d8264], 1
jmp 0x422849
cmp dword [0x4d8264], 0
je 0x422939
mov eax, dword [0x4d91fc]
mov dword [0x4d91f8], eax
xor eax, eax
cmp dword [0x4d8268], eax
setne al
inc eax
xor edx, edx
mov dword [0x4ec188], eax
mov eax, edx
shr eax, 1
test dl, 1
je 0x422874
xor eax, 0xedb88320
mov ecx, eax
shr ecx, 1
test al, 1
je 0x422882
xor ecx, 0xedb88320
mov eax, ecx
shr eax, 1
test cl, 1
je 0x422890
xor eax, 0xedb88320
mov ecx, eax
shr ecx, 1
test al, 1
je 0x42289e
xor ecx, 0xedb88320
mov eax, ecx
shr eax, 1
test cl, 1
je 0x4228ac
xor eax, 0xedb88320
mov ecx, eax
shr ecx, 1
test al, 1
je 0x4228ba
xor ecx, 0xedb88320
mov eax, ecx
shr eax, 1
test cl, 1
je 0x4228c8
xor eax, 0xedb88320
mov ecx, eax
shr ecx, 1
test al, 1
je 0x4228d6
xor ecx, 0xedb88320
mov dword [edx*4 + 0x4d9218], ecx
inc edx
cmp edx, 0x100
jl 0x422866
mov esi, dword [sym.imp.KERNEL32.dll_InitializeCriticalSection]
push 0x4d9f80
call esi
push 0x4d9fa0
call esi
push 0x4d9fc0
call esi
mov esi, dword [sym.imp.KERNEL32.dll_CreateThread]
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x4259a0
push 0
push 0
call esi
mov dword [0x4d920c], eax
lea eax, [esp + 0x10]
push eax
push 0
push 0
push 0x425b40
push 0
push 0
call esi
mov dword [0x4d9210], eax
pop edi
pop esi
pop ebp
pop ebx
pop ecx
ret
push ebx
push str._Fatal_Debugger_Error__No_communication_plugin_found_for___s_._n_n
call fcn.004087b0
add esp, 8
push 1
call fcn.0041e57a
push ebx
push str._Fatal_Debugger_Error__Communication_plugin_failed_to_connect:___s_._n_n
call fcn.004087b0
add esp, 8
push 1
call fcn.0041e57a
int3