Function at 0x421ae0
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 0x421dff
shl eax, 4
add eax, dword [ecx + 8]
mov ebp, eax
cmp byte [ebp], 0
mov dword [esp + 0x14], ebp
je 0x421dff
mov edi, dword [ebp + 4]
cmp word [edi], 0
jne 0x421b27
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 0x421c37
mov eax, dword [ebx]
test eax, eax
je 0x421c37
mov edi, edi
cmp edi, eax
jae 0x421b5f
cmp esi, 0xfd
jae 0x421b67
mov ax, word [edi]
mov word [esi*2 + 0x4ccd10], ax
add edi, 2
inc esi
cmp edi, dword [ebx]
jb 0x421b44
cmp esi, 0xfd
jb 0x421b6f
cmp edi, dword [ebx]
jb 0x421c85
mov ebp, dword [ebx + 4]
movzx eax, byte [ebp + 0x17]
cmp eax, 3
ja case.default.0x421b7b
jmp dword [eax*4 + 0x421e0c]
mov eax, ebp
call fcn.00401160
cmp dword [0x4c9670], 0
jne 0x421bc4
cmp dword [ebp + 0xc], 0
jne 0x421bc4
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 0x421bba
mov dword [0x4ccbc0], 0
dec eax
jmp 0x421bfa
mov dword [0x4ccbc0], ebp
xor eax, eax
jmp 0x421bfa
mov eax, dword [ebp + 0xc]
shr eax, 1
jmp 0x421bfa
mov ecx, dword [ebp + 0xc]
push 0
call fcn.00478230
jmp 0x421bfa
xor ecx, ecx
call fcn.00404050
cmp eax, 0xffffffff
jne 0x421bfa
xor eax, eax
jmp 0x421bfa
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 0x421ca1
mov ecx, dword [ebx + 4]
lea eax, [esi*2 + 0x4ccd10]
push eax
call fcn.00478230
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 0x421b40
movzx eax, word [edi]
xor edx, edx
cmp ax, dx
je 0x421c5d
cmp esi, 0xfd
jae 0x421c65
add edi, 2
mov word [esi*2 + 0x4ccd10], ax
movzx eax, word [edi]
inc esi
cmp ax, dx
jne 0x421c41
cmp esi, 0xfd
jb 0x421cc5
cmp word [edi], dx
je 0x421cc5
mov eax, dword [ebp + 4]
push eax
push edx
push 0x4a9350
call fcn.0042ea20
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 0x4a9350
call fcn.0042ea20
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 0x4a9350
call fcn.0042ea20
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
cmp esi, edx
jne 0x421ce4
mov eax, dword [ebp + 4]
push eax
push edx
push 0x4a9458
call fcn.0042ea20
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
xor ecx, ecx
test byte [0x4ccd0c], 1
mov word [esi*2 + 0x4ccd10], cx
jne 0x421d28
or dword [0x4ccd0c], 1
mov dword [0x4cccf8], 0x4cb614
mov dword [0x4cccfc], edx
mov dword [0x4ccd08], 0x4ccd10
mov dword [0x4ccd04], 0x1000400
mov dword [0x4ccd00], edx
cmp byte [esp + 0x24], cl
jne 0x421d83
push 1
push 0x4ccd10
call fcn.004788e0
add esp, 8
test eax, eax
je 0x421dff
push 0
push 3
push 0
push esi
push 0x4ccd10
mov ecx, 0x4cb680
call fcn.00421e80
test eax, eax
jne 0x421e01
push 0x4ccd10
call fcn.00422640
add esp, 4
test eax, eax
jne 0x421d83
mov eax, 0x4cccf0
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
cmp word [0x4ccd10], 0
je 0x421dff
lea edx, [esp + 0x24]
push edx
push 3
lea eax, [esp + 0x28]
push eax
push esi
push 0x4ccd10
mov ecx, 0x4cb680
call fcn.00421e80
test eax, eax
jne 0x421dd2
mov edx, dword [esp + 0x20]
xor ecx, ecx
cmp byte [esp + 0x24], cl
setne cl
inc ecx
push ecx
push edx
push 0x4ccd10
push 0x4cb680
mov ecx, esi
call fcn.00422130
test eax, eax
je 0x421dff
cmp byte [ebp], 2
jne 0x421e01
mov cl, byte [eax + 0x17]
test cl, cl
jne 0x421de5
mov ecx, dword [eax + 0xc]
mov cl, byte [ecx + 0x17]
cmp cl, 2
jbe 0x421e01
mov ecx, dword [esp + 0x1c]
push 0x4ccd10
push 0
push 0x4a83b8
call fcn.0042ea20
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc