Function at 0x423080
Capabilities:
Query environment variable

Disassembly:
mov ecx, dword [esp + 4]
movzx edx, byte [ecx + 1]
mov eax, dword [esp + 8]
sub esp, 8
push ebx
push ebp
push esi
push edi
cmp eax, edx
jge 0x4233a4
shl eax, 4
add eax, dword [ecx + 8]
mov ebp, eax
cmp byte [ebp], 0
mov dword [esp + 0x14], ebp
je 0x4233a4
mov edi, dword [ebp + 4]
cmp word [edi], 0
jne 0x4230c7
mov eax, dword [ebp + 8]
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
mov ebx, dword [ebp + 8]
xor esi, esi
test ebx, ebx
je 0x4231dc
mov eax, dword [ebx]
test eax, eax
je 0x4231dc
mov edi, edi
cmp edi, eax
jae 0x4230ff
cmp esi, 0xfd
jae 0x423107
mov ax, word [edi]
mov word [esi*2 + 0x4ccb88], ax
add edi, 2
inc esi
cmp edi, dword [ebx]
jb 0x4230e4
cmp esi, 0xfd
jb 0x42310f
cmp edi, dword [ebx]
jb 0x42322a
mov ebp, dword [ebx + 4]
movzx eax, byte [ebp + 0x17]
cmp eax, 3
ja case.default.0x42311b
jmp dword [eax*4 + 0x4233b0]
mov eax, ebp
call fcn.00401160
cmp dword [0x4ca6cc], 0
jne 0x423164
cmp dword [ebp + 0xc], 0
jne 0x423164
mov edx, dword [ebp + 0x18]
push 0
lea ecx, [esp + 0x24]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableW]
test eax, eax
je 0x42315a
mov dword [0x4cca60], 0
dec eax
jmp 0x42319f
mov dword [0x4cca60], ebp
xor eax, eax
jmp 0x42319f
mov eax, dword [ebp + 0xc]
shr eax, 1
jmp 0x42319f
mov ecx, dword [ebp + 0xc]
push 0
call fcn.00479300
jmp 0x42319f
push 0
mov ecx, 0x4cb504
call fcn.004042c0
cmp eax, 0xffffffff
jne 0x42319f
xor eax, eax
jmp 0x42319f
mov eax, dword [ebp + 0x18]
mov ecx, dword [ebp + 0x10]
push eax
push 0
call ecx
add esp, 8
mov edx, 0xfd
sub edx, esi
cmp eax, edx
ja 0x423246
mov ecx, dword [ebx + 4]
lea eax, [esi*2 + 0x4ccb88]
push eax
call fcn.00479300
movzx ecx, word [ebx + 0xa]
mov ebp, dword [esp + 0x14]
add ebx, 0xc
add esi, eax
mov eax, dword [ebx]
lea edi, [edi + ecx*2]
mov ecx, dword [esp + 0x1c]
test eax, eax
jne 0x4230e0
movzx eax, word [edi]
xor edx, edx
cmp ax, dx
je 0x423202
cmp esi, 0xfd
jae 0x42320a
add edi, 2
mov word [esi*2 + 0x4ccb88], ax
movzx eax, word [edi]
inc esi
cmp ax, dx
jne 0x4231e6
cmp esi, 0xfd
jb 0x42326a
cmp word [edi], dx
je 0x42326a
mov eax, dword [ebp + 4]
push eax
push edx
push 0x4aa558
call fcn.0042fec0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
mov edx, dword [ebp + 4]
push edx
push 0
push 0x4aa558
call fcn.0042fec0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
mov eax, dword [esp + 0x14]
mov ecx, dword [eax + 4]
push ecx
mov ecx, dword [esp + 0x20]
push 0
push 0x4aa558
call fcn.0042fec0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
cmp esi, edx
jne 0x423289
mov eax, dword [ebp + 4]
push eax
push edx
push 0x4aa660
call fcn.0042fec0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
xor ecx, ecx
test byte [0x4ccb84], 1
mov word [esi*2 + 0x4ccb88], cx
jne 0x4232cd
or dword [0x4ccb84], 1
mov dword [0x4ccb70], 0x4cb4d8
mov dword [0x4ccb74], edx
mov dword [0x4ccb80], 0x4ccb88
mov dword [0x4ccb7c], 0x1000400
mov dword [0x4ccb78], edx
cmp byte [esp + 0x24], cl
jne 0x423328
push 1
push 0x4ccb88
call fcn.004799c0
add esp, 8
test eax, eax
je 0x4233a4
push 0
push 3
push 0
push esi
push 0x4ccb88
mov ecx, 0x4cb520
call fcn.00423420
test eax, eax
jne 0x4233a6
push 0x4ccb88
call fcn.00423be0
add esp, 4
test eax, eax
jne 0x423328
mov eax, 0x4ccb68
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
cmp word [0x4ccb88], 0
je 0x4233a4
lea edx, [esp + 0x24]
push edx
push 3
lea eax, [esp + 0x28]
push eax
push esi
push 0x4ccb88
mov ecx, 0x4cb520
call fcn.00423420
test eax, eax
jne 0x423377
mov edx, dword [esp + 0x20]
xor ecx, ecx
cmp byte [esp + 0x24], cl
setne cl
inc ecx
push ecx
push edx
push 0x4ccb88
push 0x4cb520
mov ecx, esi
call fcn.004236d0
test eax, eax
je 0x4233a4
cmp byte [ebp], 2
jne 0x4233a6
mov cl, byte [eax + 0x17]
test cl, cl
jne 0x42338a
mov ecx, dword [eax + 0xc]
mov cl, byte [ecx + 0x17]
cmp cl, 2
jbe 0x4233a6
mov ecx, dword [esp + 0x1c]
push 0x4ccb88
push 0
push 0x4a9590
call fcn.0042fec0
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc