Function at 0x421b20
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 0x421e44
shl eax, 4
add eax, dword [ecx + 8]
mov ebp, eax
cmp byte [ebp], 0
mov dword [esp + 0x14], ebp
je 0x421e44
mov edi, dword [ebp + 4]
cmp word [edi], 0
jne 0x421b67
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 0x421c7c
mov eax, dword [ebx]
test eax, eax
je 0x421c7c
mov edi, edi
cmp edi, eax
jae 0x421b9f
cmp esi, 0xfd
jae 0x421ba7
mov ax, word [edi]
mov word [esi*2 + 0x4cadb8], ax
add edi, 2
inc esi
cmp edi, dword [ebx]
jb 0x421b84
cmp esi, 0xfd
jb 0x421baf
cmp edi, dword [ebx]
jb 0x421cca
mov ebp, dword [ebx + 4]
movzx eax, byte [ebp + 0x17]
cmp eax, 3
ja case.default.0x421bbb
jmp dword [eax*4 + 0x421e50]
mov eax, ebp
call fcn.00401160
cmp dword [0x4c86a0], 0
jne 0x421c04
cmp dword [ebp + 0xc], 0
jne 0x421c04
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 0x421bfa
mov dword [0x4cac70], 0
dec eax
jmp 0x421c3f
mov dword [0x4cac70], ebp
xor eax, eax
jmp 0x421c3f
mov eax, dword [ebp + 0xc]
shr eax, 1
jmp 0x421c3f
mov ecx, dword [ebp + 0xc]
push 0
call fcn.004778e0
jmp 0x421c3f
push 0
mov ecx, 0x4ca250
call fcn.00403fe0
cmp eax, 0xffffffff
jne 0x421c3f
xor eax, eax
jmp 0x421c3f
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 0x421ce6
mov ecx, dword [ebx + 4]
lea eax, [esi*2 + 0x4cadb8]
push eax
call fcn.004778e0
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 0x421b80
movzx eax, word [edi]
xor edx, edx
cmp ax, dx
je 0x421ca2
cmp esi, 0xfd
jae 0x421caa
add edi, 2
mov word [esi*2 + 0x4cadb8], ax
movzx eax, word [edi]
inc esi
cmp ax, dx
jne 0x421c86
cmp esi, 0xfd
jb 0x421d0a
cmp word [edi], dx
je 0x421d0a
mov eax, dword [ebp + 4]
push eax
push edx
push str.This_dynamically_built_variable_name_is_too_long.__If_this_variable_was_not_intended_to_be_dynamic__remove_the___symbols_from_it.
call fcn.0042e380
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 str.This_dynamically_built_variable_name_is_too_long.__If_this_variable_was_not_intended_to_be_dynamic__remove_the___symbols_from_it.
call fcn.0042e380
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 str.This_dynamically_built_variable_name_is_too_long.__If_this_variable_was_not_intended_to_be_dynamic__remove_the___symbols_from_it.
call fcn.0042e380
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
cmp esi, edx
jne 0x421d29
mov eax, dword [ebp + 4]
push eax
push edx
push str.This_dynamic_variable_is_blank._If_this_variable_was_not_intended_to_be_dynamic__remove_the___symbols_from_it.
call fcn.0042e380
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
xor ecx, ecx
test byte [0x4cadb4], 1
mov word [esi*2 + 0x4cadb8], cx
jne 0x421d6d
or dword [0x4cadb4], 1
mov dword [0x4cada0], 0x4c96ac
mov dword [0x4cada4], edx
mov dword [0x4cadb0], 0x4cadb8
mov dword [0x4cadac], 0x1000400
mov dword [0x4cada8], edx
cmp byte [esp + 0x24], cl
jne 0x421dc8
push 1
push 0x4cadb8
call fcn.00477fa0
add esp, 8
test eax, eax
je 0x421e44
push 0
push 3
push 0
push esi
push 0x4cadb8
mov ecx, 0x4c9718
call fcn.00421ec0
test eax, eax
jne 0x421e46
push 0x4cadb8
call fcn.00422680
add esp, 4
test eax, eax
jne 0x421dc8
mov eax, 0x4cad98
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc
cmp word [0x4cadb8], 0
je 0x421e44
lea edx, [esp + 0x24]
push edx
push 3
lea eax, [esp + 0x28]
push eax
push esi
push 0x4cadb8
mov ecx, 0x4c9718
call fcn.00421ec0
test eax, eax
jne 0x421e17
mov edx, dword [esp + 0x20]
xor ecx, ecx
cmp byte [esp + 0x24], cl
setne cl
inc ecx
push ecx
push edx
push 0x4cadb8
push 0x4c9718
mov ecx, esi
call fcn.00422170
test eax, eax
je 0x421e44
cmp byte [ebp], 2
jne 0x421e46
mov cl, byte [eax + 0x17]
test cl, cl
jne 0x421e2a
mov ecx, dword [eax + 0xc]
mov cl, byte [ecx + 0x17]
cmp cl, 2
jbe 0x421e46
mov ecx, dword [esp + 0x1c]
push 0x4cadb8
push 0
push str.Not_allowed_as_an_output_variable.
call fcn.0042e380
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret 0xc