Function at 0x422023
Capabilities:
Query environment variable
Read file on windows
Write file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xca8
push ebx
push esi
push edi
mov dword [ebp - 0xca4], 1
push 0
push 2
push 3
push 0
push 3
push 0xc0000000
mov eax, 0x430010
add eax, 0x80
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [ebp - 0xc28], eax
cmp dword [ebp - 0xc28], 0xffffffff
jne 0x422160
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
mov dword [ebp - 0xc28], eax
push 0x400
lea eax, [ebp - 0x414]
push eax
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
mov dword [ebp - 0xc2c], 0
jmp 0x4220a5
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0x400
jge 0x4220c7
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
test eax, eax
jne 0x4220c5
jmp 0x4220c7
jmp 0x42209f
jmp 0x4220cf
dec dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0
jle 0x4220ef
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
cmp eax, 0x5c
jne 0x4220ed
jmp 0x4220ef
jmp 0x4220c9
cmp dword [ebp - 0xc2c], 0
je 0x422156
mov eax, dword [ebp - 0xc2c]
mov byte [eax + ebp - 0x413], 0
mov eax, 0x430010
add eax, 0x80
push eax
lea eax, [ebp - 0x414]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [ebp - 0x414]
push eax
lea eax, [ebp - 0xc90]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
push 0
push 2
push 3
push 0
push 3
push 0xc0000000
lea eax, [ebp - 0xc90]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [ebp - 0xc28], eax
jmp 0x422160
mov dword [ebp - 0xc28], 0xffffffff
push 0x400
lea eax, [ebp - 0x414]
push eax
push 0x430af0
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov dword [ebp - 0xc24], 0
mov dword [ebp - 0xc2c], 0
cmp dword [ebp - 0xc28], 0xffffffff
jne 0x4222e6
cmp dword [ebp - 0xca4], 0
jne 0x4221a8
xor eax, eax
jmp 0x422825
jmp 0x4221b0
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0x400
jge 0x4221e5
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
test eax, eax
je 0x4221e5
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
cmp eax, 0x3b
jne 0x4221e3
jmp 0x4221e5
jmp 0x4221aa
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
test eax, eax
jne 0x422201
mov dword [ebp - 0xca4], 0
cmp dword [ebp - 0xc2c], 0x400
jne 0x422214
xor eax, eax
jmp 0x422825
mov eax, dword [ebp - 0xc2c]
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc94], 0
jmp 0x42222f
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0x14]
sub eax, dword [ebp - 0xc24]
cmp eax, dword [ebp - 0xc94]
jle 0x422262
mov eax, dword [ebp - 0xc24]
add eax, dword [ebp - 0xc94]
mov al, byte [eax + ebp - 0x414]
mov ecx, dword [ebp - 0xc94]
mov byte [ecx + ebp - 0xc90], al
jmp 0x422229
mov eax, dword [ebp - 0xc94]
movsx eax, byte [eax + ebp - 0xc91]
cmp eax, 0x5c
je 0x422289
mov eax, dword [ebp - 0xc94]
mov byte [eax + ebp - 0xc90], 0x5c
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0xc94]
mov byte [eax + ebp - 0xc90], 0
mov eax, 0x430010
add eax, 0x80
push eax
lea eax, [ebp - 0xc90]
push eax
call dword [sym.imp.KERNEL32.dll_lstrcatA]
push 0
push 2
push 3
push 0
push 3
push 0xc0000000
lea eax, [ebp - 0xc90]
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [ebp - 0xc28], eax
mov eax, dword [ebp - 0x14]
inc eax
mov dword [ebp - 0xc24], eax
inc dword [ebp - 0xc2c]
jmp 0x42218b
push 0
lea eax, [ebp - 0xc9c]
push eax
push 4
lea eax, [ebp - 0xc20]
push eax
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [0x4302c6]
mov dword [ebp - 0xc98], eax
mov eax, dword [0x43008c]
mov dword [0x4302c6], eax
mov dword [ebp - 0xc2c], 0
cmp dword [ebp - 0xc2c], 4
jge 0x4223a0
call fcn.00423a91
movzx eax, ax
cdq
xor eax, edx
sub eax, edx
and eax, 3
xor eax, edx
sub eax, edx
mov byte [ebp - 8], al
mov dword [ebp - 0xc94], 0
jmp 0x422356
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jle 0x42237d
mov eax, dword [ebp - 0xc94]
xor ecx, ecx
mov cl, byte [eax + ebp - 0xc]
xor eax, eax
mov al, byte [ebp - 8]
cmp ecx, eax
jne 0x42237b
jmp 0x42237d
jmp 0x422350
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jne 0x42239e
mov al, byte [ebp - 8]
mov ecx, dword [ebp - 0xc2c]
mov byte [ecx + ebp - 0xc], al
inc dword [ebp - 0xc2c]
jmp 0x422324
mov al, byte [ebp - 0xb]
xor ecx, ecx
mov cl, byte [ebp - 0xc]
mov byte [ecx + ebp - 4], al
mov al, byte [ebp - 0xa]
xor ecx, ecx
mov cl, byte [ebp - 0xb]
mov byte [ecx + ebp - 4], al
mov al, byte [ebp - 9]
xor ecx, ecx
mov cl, byte [ebp - 0xa]
mov byte [ecx + ebp - 4], al
mov al, byte [ebp - 0xc]
xor ecx, ecx
mov cl, byte [ebp - 9]
mov byte [ecx + ebp - 4], al
mov dword [ebp - 0xc2c], 0
jmp 0x4223e2
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x422403
mov al, byte [ebp - 0xc2c]
mov ecx, dword [ebp - 0xc2c]
xor edx, edx
mov dl, byte [ecx + ebp - 4]
mov byte [edx + ebp - 0x10], al
jmp 0x4223dc
mov dword [ebp - 0xca8], 0
jmp 0x422415
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 4
jge 0x422527
mov dword [ebp - 0xc2c], 0
cmp dword [ebp - 0xc2c], 0x100
jge 0x4224d0
call fcn.00423a91
movzx eax, ax
cdq
xor eax, edx
sub eax, edx
and eax, 0xff
xor eax, edx
sub eax, edx
mov byte [ebp - 8], al
mov dword [ebp - 0xc94], 0
jmp 0x422467
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jle 0x42249c
mov eax, dword [ebp - 0xc94]
mov ecx, dword [ebp - 0xca8]
shl ecx, 8
add eax, ecx
xor ecx, ecx
mov cl, byte [eax + ebp - 0xc14]
xor eax, eax
mov al, byte [ebp - 8]
cmp ecx, eax
jne 0x42249a
jmp 0x42249c
jmp 0x422461
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jne 0x4224cb
mov al, byte [ebp - 8]
mov ecx, dword [ebp - 0xc2c]
mov edx, dword [ebp - 0xca8]
shl edx, 8
add ecx, edx
mov byte [ecx + ebp - 0xc14], al
inc dword [ebp - 0xc2c]
jmp 0x42242c
mov dword [ebp - 0xc2c], 0
jmp 0x4224e2
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0x100
jge 0x422522
mov al, byte [ebp - 0xc2c]
mov ecx, dword [ebp - 0xc2c]
mov edx, dword [ebp - 0xca8]
shl edx, 8
add ecx, edx
xor edx, edx
mov dl, byte [ecx + ebp - 0xc14]
mov ecx, dword [ebp - 0xca8]
shl ecx, 8
add edx, ecx
mov byte [edx + ebp - 0x814], al
jmp 0x4224dc
jmp 0x42240f
push 0
push 0
push 0x10
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
lea eax, [ebp - 0xc9c]
push eax
push 4
lea eax, [ebp - 0xca0]
push eax
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov eax, dword [ebp - 0xc20]
xor dword [ebp - 0xca0], eax
lea eax, [ebp - 0xca0]
mov dword [ebp - 0xc18], eax
mov dword [ebp - 0xca8], 0
jmp 0x422583
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 2
jge 0x422656
mov dword [ebp - 0xc2c], 0
jmp 0x4225a2
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x4225df
mov eax, dword [ebp - 0xc2c]
mov ecx, dword [ebp - 0xc18]
xor edx, edx
mov dl, byte [ecx + eax]
mov eax, dword [ebp - 0xc2c]
shl eax, 8
add edx, eax
mov al, byte [edx + ebp - 0x814]
mov ecx, dword [ebp - 0xc2c]
mov edx, dword [ebp - 0xc18]
mov byte [edx + ecx], al
jmp 0x42259c
mov dword [ebp - 0xc2c], 0
jmp 0x4225f1
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x42261b
mov eax, dword [ebp - 0xc2c]
mov ecx, dword [ebp - 0xc18]
mov al, byte [ecx + eax]
mov ecx, dword [ebp - 0xc2c]
xor edx, edx
mov dl, byte [ecx + ebp - 0x10]
mov byte [edx + ebp - 0xc], al
jmp 0x4225eb
mov dword [ebp - 0xc2c], 0
jmp 0x42262d
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x422651
mov eax, dword [ebp - 0xc2c]
mov al, byte [eax + ebp - 0xc]
mov ecx, dword [ebp - 0xc2c]
mov edx, dword [ebp - 0xc18]
mov byte [edx + ecx], al
jmp 0x422627
jmp 0x42257d
mov eax, dword [ebp + 0x14]
push eax
mov eax, dword [ebp + 0x10]
push eax
mov eax, dword [ebp + 0xc]
push eax
mov eax, dword [ebp + 8]
push eax
call fcn.00421f8b
add esp, 0x10
mov dword [ebp - 0xc1c], eax
mov eax, dword [ebp - 0xca0]
cmp dword [ebp - 0xc1c], eax
jae 0x422689
xor eax, eax
jmp 0x422825
lea eax, [ebp - 0xc1c]
mov dword [ebp - 0xc18], eax
mov dword [ebp - 0xca8], 0
jmp 0x4226a7
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 2
jge 0x42275d
mov dword [ebp - 0xc2c], 0
jmp 0x4226c6
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x4226f0
mov eax, dword [ebp - 0xc2c]
mov ecx, dword [ebp - 0xc18]
mov al, byte [ecx + eax]
mov ecx, dword [ebp - 0xc2c]
xor edx, edx
mov dl, byte [ecx + ebp - 4]
mov byte [edx + ebp - 0xc], al
jmp 0x4226c0
mov dword [ebp - 0xc2c], 0
jmp 0x422702
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x422758
mov eax, dword [ebp - 0xc2c]
mov al, byte [eax + ebp - 0xc]
mov ecx, dword [ebp - 0xc2c]
mov edx, dword [ebp - 0xc18]
mov byte [edx + ecx], al
mov eax, dword [ebp - 0xc2c]
mov ecx, dword [ebp - 0xc18]
xor edx, edx
mov dl, byte [ecx + eax]
mov eax, dword [ebp - 0xc2c]
shl eax, 8
add edx, eax
mov al, byte [edx + ebp - 0xc14]
mov ecx, dword [ebp - 0xc2c]
mov edx, dword [ebp - 0xc18]
mov byte [edx + ecx], al
jmp 0x4226fc
jmp 0x4226a1
mov eax, dword [ebp - 0xc1c]
mov dword [0x4302c6], eax
push 0
push 0
push 0
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov dword [ebp - 0xca8], 0
jmp 0x42278d
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 0x14
jge 0x422806
cmp dword [ebp - 0xca8], 0x10
jge 0x4227d5
call fcn.00423a91
mov byte [ebp - 8], al
cmp dword [ebp - 0xca8], 4
jge 0x4227d3
mov eax, dword [ebp - 0xca8]
mov ecx, dword [ebp - 0xc18]
xor edx, edx
mov dl, byte [ecx + eax]
xor dl, byte [ebp - 8]
mov eax, dword [ebp - 0xca8]
mov ecx, dword [ebp - 0xc18]
mov byte [ecx + eax], dl
jmp 0x4227e8
mov eax, dword [ebp - 0xca8]
mov ecx, dword [ebp - 0xc18]
mov al, byte [ecx + eax - 0x10]
mov byte [ebp - 8], al
push 0
lea eax, [ebp - 0xc9c]
push eax
push 1
lea eax, [ebp - 8]
push eax
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_WriteFile]
jmp 0x422787
mov eax, dword [ebp - 0xc98]
mov dword [0x4302c6], eax
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 1
jmp 0x422825
pop edi
pop esi
pop ebx
leave
ret