Function at 0x421260
Capabilities:
Allocate or change rwx memory
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xa0
mov eax, dword [0x4969d4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
xor eax, eax
push esi
push edi
mov edi, ecx
mov ecx, dword [edi + 8]
mov dword [ebp - 0x78], eax
mov dword [ebp - 0x64], eax
mov eax, dword [edi + 0xc]
add eax, 0x10
mov dword [ebp - 0x68], 3
cmp eax, ecx
jae 0x4212a5
cmp eax, 0x480990
je 0x4212a1
cmp dword [eax + 8], 6
je 0x4212f7
cmp eax, ecx
jb 0x4212aa
mov eax, 0x480990
mov ecx, dword [eax + 8]
cmp ecx, 6
jne 0x4212c1
mov edx, dword [eax]
cmp byte [edx + 7], 0
je 0x4212c1
mov eax, 0x4827c4
jmp 0x4212d4
cmp eax, 0x480990
mov eax, str.no_value
je 0x4212d4
mov eax, dword [ecx*4 + 0x4807d4]
push eax
mov eax, dword [0x4807ec]
push eax
push str._nexpected:_s_ngot:_s
push edi
call fcn.0041af80
add esp, 0x10
mov ebx, eax
mov ecx, 2
mov edx, edi
call fcn.0041cff0
mov eax, dword [edi + 0xc]
add eax, 0x20
cmp eax, dword [edi + 8]
jae 0x421371
cmp eax, 0x480990
je 0x421371
cmp dword [eax + 8], 0
jle 0x421371
push 0
push 3
mov eax, edi
call fcn.0041db90
mov dword [ebp - 0x64], eax
mov eax, dword [edi + 0xc]
add eax, 0x20
add esp, 8
mov esi, 0x480990
cmp eax, dword [edi + 8]
jae 0x421332
mov esi, eax
mov eax, dword [esi + 8]
add eax, 0xfffffffd
cmp eax, 4
ja case.0x42133d.6
jmp dword [eax*4 + 0x421ab0]
mov ecx, dword [esi]
mov eax, dword [ecx + 0xc]
jmp 0x42136d
mov edx, dword [esi]
mov eax, dword [edx + 0x10]
jmp 0x42136d
mov eax, dword [esi]
call fcn.00429280
jmp 0x42136d
call fcn.0042b090
test eax, eax
je case.0x42133d.6
mov eax, dword [esi]
mov eax, dword [eax + 0xc]
jmp 0x42136d
xor eax, eax
inc eax
mov dword [ebp - 0x68], eax
push 0x30
call fcn.0045a7b1
push 0x30
mov esi, eax
push 0
push esi
mov dword [ebp - 0x70], esi
call fcn.00463a80
mov ebx, dword [ebp - 0x68]
push ebx
call fcn.0045a7b1
push ebx
mov dword [esi + 0x18], eax
call fcn.0045a7b1
add esp, 0x18
cmp dword [ebp + 0x10], 0
mov dword [esi + 0x14], eax
jne 0x4213ad
mov dword [esi + 4], edi
jmp 0x421470
mov ecx, dword [edi + 0xc]
mov eax, dword [edi + 8]
add ecx, 0x10
mov dword [ebp - 0x68], 0
cmp ecx, eax
jb 0x4213c6
mov ecx, 0x480990
mov edx, dword [ecx]
mov dword [eax], edx
mov edx, dword [ecx + 4]
mov dword [eax + 4], edx
mov ecx, dword [ecx + 8]
mov dword [eax + 8], ecx
add dword [edi + 8], 0x10
xor edx, edx
mov ecx, edi
call fcn.0043b170
lea edx, [ebp - 0x68]
push edx
or ebx, 0xffffffff
mov eax, edi
call fcn.0041adb0
mov ebx, dword [ebp - 0x68]
push ebx
mov dword [ebp - 0x6c], eax
call fcn.0045a7b1
mov ecx, dword [ebp - 0x6c]
push ebx
push ecx
push eax
mov dword [esi + 0x20], eax
call fcn.00463bf0
mov dword [esi + 0x24], ebx
add dword [edi + 8], 0xffffffe0
mov ecx, dword [edi + 0x38]
mov ebx, dword [edi + 8]
add esp, 0x14
test ecx, ecx
je 0x421470
mov eax, dword [edi + 0x10]
mov esi, dword [eax + 0x60]
push ecx
call fcn.00428f00
mov edx, dword [eax]
mov dword [ebx], edx
mov ecx, dword [eax + 4]
mov dword [ebx + 4], ecx
mov edx, dword [eax + 8]
lea eax, [ebp - 0x6c]
mov dword [ebx + 8], edx
add dword [edi + 8], 0x10
push eax
or ebx, 0xffffffff
mov eax, edi
call fcn.0041adb0
mov ebx, dword [ebp - 0x6c]
push ebx
mov esi, eax
call fcn.0045a7b1
mov ecx, dword [ebp - 0x70]
push ebx
push esi
push eax
mov dword [ecx + 0x28], eax
call fcn.00463bf0
mov esi, dword [ebp - 0x70]
add esp, 0x18
add dword [edi + 8], 0xfffffff0
mov eax, dword [esi + 0x18]
mov ebx, dword [ebp - 0x64]
mov edx, dword [esi + 0x14]
mov dword [ebp - 0x68], eax
mov al, byte [ebx]
mov dword [ebp - 0x74], edx
cmp al, 0x66
je 0x421489
cmp al, 0x64
jne 0x421497
push str.Callback_must_return_an_integer_or_pointer_
push edi
call fcn.0041d230
add esp, 8
mov al, byte [ebx]
test al, al
je 0x4214b3
lea ecx, [ecx]
cmp al, 0x28
je 0x421554
mov al, byte [ebx + 1]
inc ebx
test al, al
jne 0x4214a0
mov dword [ebp - 0x64], ebx
cmp byte [ebx], 0x28
je 0x421557
mov esi, dword [ebp - 0x70]
call fcn.0041fcc0
mov eax, dword [edi + 0x14]
mov ecx, dword [edi + 0x28]
cmp eax, ecx
jbe 0x42152d
sub eax, ecx
mov ecx, eax
mov eax, 0x2aaaaaab
imul ecx
sar edx, 2
mov ecx, edx
shr ecx, 0x1f
add ecx, edx
push 0x481c84
lea eax, [ebp - 0x60]
mov dword [ebp - 8], ecx
call fcn.0042f8e0
mov eax, dword [ebp - 0x5c]
add esp, 4
test eax, eax
jne 0x421505
mov eax, 0x481acc
mov dword [ebp - 0x5c], eax
mov ecx, dword [ebp - 0x64]
push ecx
push 2
push eax
push str._ncalling:_s_nbad_argument:__d_n_s
push edi
call fcn.0041d230
add esp, 0x14
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004586c3
mov esp, ebp
pop ebp
ret
mov edx, dword [ebp - 0x64]
push edx
push 2
push str._nbad_argument:__d__s
push edi
call fcn.0041d230
add esp, 0x10
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004586c3
mov esp, ebp
pop ebp
ret
mov dword [ebp - 0x64], ebx
mov edx, dword [ebp - 0x64]
mov bl, byte [edx]
test bl, bl
je 0x42164f
cmp bl, 0x29
je 0x42164f
movzx eax, bl
sub eax, 0x26
je 0x421632
sub eax, 2
je 0x421587
sub eax, 4
jne 0x421639
inc dword [ebp - 0x64]
lea eax, [ebp - 0x79]
push eax
lea ecx, [ebp - 0x64]
push ecx
call fcn.0041fb10
mov bl, al
add esp, 8
test bl, bl
je 0x42164f
cmp bl, 0x29
je 0x42163d
mov edx, dword [ebp - 0x74]
mov eax, dword [ebp - 0x68]
mov byte [edx], bl
mov byte [eax], bl
movsx eax, bl
add eax, 0xffffffbe
cmp eax, 0x37
ja case.0x4215c9.67
movzx ecx, byte [eax + 0x421adc]
jmp dword [ecx*4 + 0x421ac4]
mov eax, 1
jmp 0x421619
mov eax, 2
jmp 0x421619
mov eax, 4
jmp 0x421619
mov eax, 8
jmp 0x421619
mov dword [ebp - 0x6c], 0
jmp 0x4215fc
mov dword [ebp - 0x6c], 0xffffffff
mov esi, dword [ebp - 0x70]
call fcn.0041fcc0
mov edx, dword [ebp - 0x64]
push edx
push str.callback_:__struct_error_..._s
push edi
call fcn.0041d230
mov eax, dword [ebp - 0x6c]
add esp, 0xc
add eax, 3
shr eax, 2
add dword [ebp - 0x78], eax
mov eax, 1
add dword [ebp - 0x68], eax
add dword [ebp - 0x74], eax
sub dword [ebp - 0x64], eax
jmp 0x421639
mov eax, dword [ebp - 0x74]
mov byte [eax - 1], 0x26
test bl, bl
je 0x42164f
mov eax, dword [ebp - 0x64]
mov bl, byte [eax + 1]
inc eax
mov dword [ebp - 0x64], eax
test bl, bl
jne 0x421564
mov ecx, dword [ebp - 0x74]
mov edx, dword [ebp - 0x68]
mov byte [ecx], 0
mov byte [edx], 0
mov eax, dword [esi + 0x14]
sub ecx, eax
lea ebx, [ecx + 1]
push ebx
push eax
call fcn.0045b80d
mov dword [esi + 0x14], eax
mov dword [esi + 0x1c], ebx
mov eax, dword [edi + 0xc]
mov ecx, dword [edi + 8]
add eax, 0x10
add esp, 8
cmp eax, ecx
jb 0x421685
mov eax, 0x480990
mov edx, dword [eax]
mov dword [ecx], edx
mov edx, dword [eax + 4]
mov dword [ecx + 4], edx
mov eax, dword [eax + 8]
mov dword [ecx + 8], eax
add dword [edi + 8], 0x10
push 0xffffd8f0
mov eax, edi
call fcn.0041eb80
mov dword [esi + 8], eax
mov ecx, dword [edi + 0x10]
add esp, 4
cmp dword [ecx + 0x110], 0
jne 0x421741
lea edx, [ebp - 0xa0]
push edx
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [ebp - 0x9c]
push 0x40
push 0x1000
push eax
push 0
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edx, dword [edi + 0x10]
mov ecx, eax
mov eax, dword [edx + 0x10c]
test eax, eax
jne 0x4216f7
mov dword [edx + 0x10c], ecx
jmp 0x421709
cmp dword [eax], 0
je 0x421707
lea esp, [esp]
mov eax, dword [eax]
cmp dword [eax], 0
jne 0x421700
mov dword [eax], ecx
mov dword [ecx], 0
mov eax, dword [edi + 0x10]
add ecx, 4
mov dword [eax + 0x110], ecx
lea eax, [ebx - 0x1b]
cmp eax, 0x17
jbe 0x42173b
lea edx, [eax - 0x18]
mov eax, 0xb21642c9
mul edx
shr edx, 4
inc edx
dec edx
lea eax, [ecx + 0x17]
mov dword [ecx], eax
mov ecx, eax
jne 0x421731
mov dword [ecx], 0
cmp dword [ebp + 8], 0
mov eax, dword [edi + 0x10]
mov ecx, dword [eax + 0x110]
mov dword [esi], ecx
mov eax, dword [edi + 0x10]
mov edx, dword [eax + 0x110]
mov ecx, dword [edx]
mov dword [eax + 0x110], ecx
je 0x4217fa
cmp dword [esi], 0
jne 0x42177a
push str.tocdecl_failed_
push edi
call fcn.0041d230
add esp, 8
mov eax, dword [esi]
mov byte [eax], 0xe8
movzx ecx, byte [eax]
cmp ecx, 0xe8
jl 0x4217b6
cmp ecx, 0xe9
jle 0x4217a9
cmp ecx, 0xeb
jne 0x4217b6
mov edx, 0x421050
sub dl, al
sub dl, 2
mov byte [eax + 1], dl
jmp 0x4217b6
mov ecx, 0x421050
sub ecx, eax
sub ecx, 5
mov dword [eax + 1], ecx
mov dword [eax + 5], 0x421030
lea edx, [esi + 4]
mov dword [eax + 9], edx
mov byte [eax + 0xd], 0xbc
mov dword [eax + 0xe], 0
mov byte [eax + 0x12], 0xe9
mov dword [eax + 0x13], 0
push esi
mov ebx, edi
call fcn.00421070
add esp, 4
pop edi
pop esi
mov eax, 1
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004586c3
mov esp, ebp
pop ebp
ret
cmp dword [esi], 0
jne 0x42180d
push str.tostdcall_failed_
push edi
call fcn.0041d230
add esp, 8
mov eax, dword [esi]
mov ecx, dword [ebp - 0x78]
mov byte [eax], 0x58
inc eax
cmp dword [ebp + 0xc], 0
je 0x421831
cmp ecx, 1
jle 0x42182b
mov word [eax], 0x5152
add eax, 2
jmp 0x421831
jne 0x421831
mov byte [eax], 0x51
inc eax
mov byte [eax], 0x68
lea edx, [esi + 4]
mov dword [eax + 1], edx
mov byte [eax + 5], 0x50
add eax, 6
mov byte [eax], 0xe9
cmp ecx, 0x14
ja case.default.0x42184d
jmp dword [ecx*4 + 0x421b14]
mov ecx, 0x420db0
jmp 0x4218eb
mov ecx, 0x420dd0
jmp 0x4218eb
mov ecx, 0x420df0
jmp 0x4218eb
mov ecx, 0x420e10
jmp 0x4218eb
mov ecx, 0x420e30
jmp 0x4218eb
mov ecx, 0x420e50
jmp 0x4218eb
mov ecx, 0x420e70
jmp 0x4218eb
mov ecx, 0x420e90
jmp 0x4218eb
mov ecx, 0x420eb0
jmp 0x4218eb
mov ecx, 0x420ed0
jmp 0x4218eb
mov ecx, 0x420ef0
jmp 0x4218eb
mov ecx, 0x420f10
jmp 0x4218eb
mov ecx, 0x420f30
jmp 0x4218eb
mov ecx, 0x420f50
jmp 0x4218eb
mov ecx, 0x420f70
jmp 0x4218eb
mov ecx, 0x420f90
jmp 0x4218eb
mov ecx, 0x420fb0
jmp 0x4218eb
mov ecx, 0x420fd0
jmp 0x4218eb
mov ecx, 0x420ff0
jmp 0x4218eb
mov ecx, 0x421010
jmp 0x4218eb
mov ecx, 0x420d90
movzx edx, byte [eax]
cmp edx, 0xe8
jl 0x4217d9
cmp edx, 0xe9
jle 0x42191b
cmp edx, 0xeb
jne 0x4217d9
sub cl, al
sub cl, 2
mov byte [eax + 1], cl
jmp 0x4217d9
sub ecx, eax
sub ecx, 5
mov dword [eax + 1], ecx
jmp 0x4217d9
mov eax, dword [esi + 0x14]
test eax, eax
je 0x421938
push eax
call fcn.0045a777
add esp, 4
mov eax, dword [esi + 0x18]
test eax, eax
je 0x421948
push eax
call fcn.0045a777
add esp, 4
mov eax, dword [esi + 0x20]
test eax, eax
je 0x421978
push eax
call fcn.0045a777
mov eax, dword [esi + 0x28]
add esp, 4
test eax, eax
je 0x421968
push eax
call fcn.0045a777
add esp, 4
mov eax, dword [esi + 0x2c]
test eax, eax
je 0x421978
push eax
call fcn.0045a777
add esp, 4
mov eax, dword [esi + 8]
test eax, eax
je 0x421a70
mov dword [ebp - 0x6c], eax
js 0x421a70
mov eax, dword [edi + 0x10]
mov esi, dword [eax + 0x60]
push 0
call fcn.00428f00
mov edx, dword [eax]
mov ecx, dword [edi + 8]
mov dword [ecx], edx
mov edx, dword [eax + 4]
mov dword [ecx + 4], edx
mov eax, dword [eax + 8]
mov dword [ecx + 8], eax
mov ecx, dword [ebp - 0x6c]
add dword [edi + 8], 0x10
mov esi, dword [edi + 0x10]
mov eax, dword [esi + 0x60]
mov ebx, dword [edi + 8]
push ecx
push edi
call fcn.00429100
mov edx, dword [ebx - 0x10]
mov dword [eax], edx
mov ecx, dword [ebx - 0xc]
mov dword [eax + 4], ecx
mov edx, dword [ebx - 8]
mov dword [eax + 8], edx
mov eax, dword [edi + 8]
add esp, 0xc
cmp dword [eax - 8], 4
jl 0x421a02
mov eax, dword [eax - 0x10]
test byte [eax + 5], 3
je 0x421a02
mov esi, dword [esi + 0x60]
test byte [esi + 5], 4
je 0x421a02
mov eax, dword [edi + 0x10]
and byte [esi + 5], 0xfb
mov ecx, dword [eax + 0x28]
mov dword [esi + 0x18], ecx
mov dword [eax + 0x28], esi
add dword [edi + 8], 0xfffffff0
fild dword [ebp - 0x6c]
mov eax, dword [edi + 8]
mov dword [eax + 8], 3
fstp qword [eax]
add dword [edi + 8], 0x10
mov esi, dword [edi + 0x10]
mov eax, dword [esi + 0x60]
mov ebx, dword [edi + 8]
push 0
push edi
call fcn.00429100
mov edx, dword [ebx - 0x10]
mov dword [eax], edx
mov ecx, dword [ebx - 0xc]
mov dword [eax + 4], ecx
mov edx, dword [ebx - 8]
mov dword [eax + 8], edx
mov eax, dword [edi + 8]
add esp, 8
cmp dword [eax - 8], 4
jl 0x421a69
mov eax, dword [eax - 0x10]
test byte [eax + 5], 3
je 0x421a69
mov esi, dword [esi + 0x60]
test byte [esi + 5], 4
je 0x421a69
mov eax, dword [edi + 0x10]
and byte [esi + 5], 0xfb
mov ecx, dword [eax + 0x28]
mov dword [esi + 0x18], ecx
mov dword [eax + 0x28], esi
add dword [edi + 8], 0xfffffff0
mov esi, dword [ebp - 0x70]
mov edx, dword [edi + 0x10]
mov eax, dword [esi]
mov ecx, dword [edx + 0x110]
mov dword [eax], ecx
mov edx, dword [edi + 0x10]
mov eax, dword [esi]
push esi
mov dword [edx + 0x110], eax
call fcn.0045a777
push str.argument_list_too_long
push edi
call fcn.0041d230
mov ecx, dword [ebp - 4]
add esp, 0xc
pop edi
pop esi
xor ecx, ebp
xor eax, eax
pop ebx
call fcn.004586c3
mov esp, ebp
pop ebp
ret