Function at 0x30025e74
Capabilities:
Check if file exists
Get file attributes
Query or enumerate registry value
Set registry value
Write file on windows

Disassembly:
push ebp
mov ebp, esp
mov ecx, 7
push 0
push 0
dec ecx
jne 0x30025e7c
push ecx
push ebx
push esi
push edi
mov edi, edx
mov esi, eax
xor eax, eax
push ebp
push 0x300260fa
push dword fs:[eax]
mov dword fs:[eax], esp
mov eax, esi
call fcn.30025c78
push esi
call sub.KERNEL32.dll_GetFileAttributesW
cmp eax, 0xffffffff
sete bl
test edi, edi
je 0x30025eb6
mov eax, ebx
xor al, 1
mov byte [edi], al
lea eax, [ebp - 0x10]
push eax
push 0xf003f
push 0
lea edx, [ebp - 0x28]
mov eax, 0x30026114
call fcn.30017d04
push dword [ebp - 0x28]
push 0x30026140
lea edx, [ebp - 0x2c]
mov eax, 0x3002614c
call fcn.30017d04
push dword [ebp - 0x2c]
lea eax, [ebp - 0x24]
mov edx, 3
call fcn.30015808
mov eax, dword [ebp - 0x24]
call fcn.30015948
push eax
push SysFreeString
call sub.ADVAPI32.dll_RegOpenKeyExA
not eax
test eax, eax
jne 0x30025f11
xor eax, eax
mov dword [ebp - 0x10], eax
mov dword [ebp - 8], 8
mov dword [ebp - 0xc], 4
test bl, bl
jne 0x30025fd1
cmp dword [ebp - 0x10], 0
je 0x30025fd1
lea eax, [ebp - 8]
push eax
lea eax, [ebp - 0x18]
push eax
lea eax, [ebp - 0x20]
push eax
push 0
lea edx, [ebp - 0x30]
mov eax, 0x30026160
call fcn.30017d04
mov eax, dword [ebp - 0x30]
call fcn.30015948
push eax
mov eax, dword [ebp - 0x10]
push eax
call sub.ADVAPI32.dll_RegQueryValueExA
test eax, eax
jne 0x30025fd1
cmp dword [ebp - 0x20], 3
jne 0x30025fd1
cmp dword [ebp - 8], 8
jne 0x30025fd1
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 0x1c]
push eax
lea eax, [ebp - 0x20]
push eax
push 0
lea edx, [ebp - 0x34]
mov eax, 0x30026170
call fcn.30017d04
mov eax, dword [ebp - 0x34]
call fcn.30015948
push eax
mov eax, dword [ebp - 0x10]
push eax
call sub.ADVAPI32.dll_RegQueryValueExA
test eax, eax
jne 0x30025fd1
cmp dword [ebp - 0x20], 3
jne 0x30025fd1
cmp dword [ebp - 0xc], 4
jne 0x30025fd1
cmp dword [ebp - 0x14], 0x10000
jne 0x30025fbf
cmp dword [ebp - 0x18], 0x10000
jbe 0x30025fd1
jmp 0x30025fc1
jle 0x30025fd1
mov eax, esi
call fcn.30025bc4
cmp eax, dword [ebp - 0x1c]
je 0x300260c6
push 0
push 0
push 2
push 0
push 0
push 0xc0000000
push esi
call sub.KERNEL32.dll_CreateFileW
mov edi, eax
cmp edi, 0xffffffff
je 0x300260c2
cmp byte [0x3003fcb8], 0
je 0x30026009
lea edx, [ebp - 4]
mov eax, 0x30026184
call fcn.30025de0
jmp 0x30026016
lea edx, [ebp - 4]
mov eax, 0x30026184
call fcn.30025de0
push 0
lea eax, [ebp - 8]
push eax
mov eax, dword [ebp - 4]
call fcn.30015748
push eax
mov eax, dword [ebp - 4]
push eax
push edi
call sub.KERNEL32.dll_WriteFile
test eax, eax
je 0x30026040
mov eax, dword [ebp - 4]
call fcn.30015748
cmp eax, dword [ebp - 8]
je 0x30026044
xor ebx, ebx
jmp 0x30026046
mov bl, 1
push edi
call sub.KERNEL32.dll_CloseHandle
test bl, bl
je 0x300260c8
cmp dword [ebp - 0x10], 0
je 0x300260c8
mov dword [ebp - 0x18], 0x10000
mov dword [ebp - 0x14], 0x10000
mov eax, esi
call fcn.30025bc4
mov dword [ebp - 0x1c], eax
push 8
lea eax, [ebp - 0x18]
push eax
push 3
push 0
mov eax, 0x30026160
lea edx, [ebp - 0x38]
call fcn.30017d04
mov eax, dword [ebp - 0x38]
call fcn.30015948
push eax
mov eax, dword [ebp - 0x10]
push eax
call sub.ADVAPI32.dll_RegSetValueExA
push 4
lea eax, [ebp - 0x1c]
push eax
push 3
push 0
mov eax, 0x30026170
lea edx, [ebp - 0x3c]
call fcn.30017d04
mov eax, dword [ebp - 0x3c]
call fcn.30015948
push eax
mov eax, dword [ebp - 0x10]
push eax
call sub.ADVAPI32.dll_RegSetValueExA
jmp 0x300260c8
xor ebx, ebx
jmp 0x300260c8
mov bl, 1
cmp dword [ebp - 0x10], 0
je 0x300260d7
mov eax, dword [ebp - 0x10]
push eax
call sub.ADVAPI32.dll_RegCloseKey
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x30026101
lea eax, [ebp - 0x3c]
mov edx, 7
call fcn.3001550c
lea eax, [ebp - 4]
call fcn.300154e8
ret