Function at 0x51f02e
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, 0x52a008
add eax, 0x80
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov dword [ebp - 0xc28], eax
cmp dword [ebp - 0xc28], 0xffffffff
jne 0x51f16b
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 0x51f0b0
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0x400
jge 0x51f0d2
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
test eax, eax
jne 0x51f0d0
jmp 0x51f0d2
jmp 0x51f0aa
jmp 0x51f0da
dec dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0
jle 0x51f0fa
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
cmp eax, 0x5c
jne 0x51f0f8
jmp 0x51f0fa
jmp 0x51f0d4
cmp dword [ebp - 0xc2c], 0
je 0x51f161
mov eax, dword [ebp - 0xc2c]
mov byte [eax + ebp - 0x413], 0
mov eax, 0x52a008
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 0x51f16b
mov dword [ebp - 0xc28], 0xffffffff
push 0x400
lea eax, [ebp - 0x414]
push eax
push 0x52aae8
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
mov dword [ebp - 0xc24], 0
mov dword [ebp - 0xc2c], 0
cmp dword [ebp - 0xc28], 0xffffffff
jne 0x51f2f1
cmp dword [ebp - 0xca4], 0
jne 0x51f1b3
xor eax, eax
jmp 0x51f82a
jmp 0x51f1bb
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0x400
jge 0x51f1f0
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
test eax, eax
je 0x51f1f0
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
cmp eax, 0x3b
jne 0x51f1ee
jmp 0x51f1f0
jmp 0x51f1b5
mov eax, dword [ebp - 0xc2c]
movsx eax, byte [eax + ebp - 0x414]
test eax, eax
jne 0x51f20c
mov dword [ebp - 0xca4], 0
cmp dword [ebp - 0xc2c], 0x400
jne 0x51f21f
xor eax, eax
jmp 0x51f82a
mov eax, dword [ebp - 0xc2c]
mov dword [ebp - 0x14], eax
mov dword [ebp - 0xc94], 0
jmp 0x51f23a
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0x14]
sub eax, dword [ebp - 0xc24]
cmp eax, dword [ebp - 0xc94]
jle 0x51f26d
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 0x51f234
mov eax, dword [ebp - 0xc94]
movsx eax, byte [eax + ebp - 0xc91]
cmp eax, 0x5c
je 0x51f294
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, 0x52a008
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 0x51f196
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 [0x52a2be]
mov dword [ebp - 0xc98], eax
mov eax, dword [0x52a084]
mov dword [0x52a2be], eax
mov dword [ebp - 0xc2c], 0
cmp dword [ebp - 0xc2c], 4
jge 0x51f3ab
call fcn.00520a60
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 0x51f361
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jle 0x51f388
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 0x51f386
jmp 0x51f388
jmp 0x51f35b
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jne 0x51f3a9
mov al, byte [ebp - 8]
mov ecx, dword [ebp - 0xc2c]
mov byte [ecx + ebp - 0xc], al
inc dword [ebp - 0xc2c]
jmp 0x51f32f
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 0x51f3ed
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x51f40e
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 0x51f3e7
mov dword [ebp - 0xca8], 0
jmp 0x51f420
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 4
jge 0x51f52c
mov dword [ebp - 0xc2c], 0
cmp dword [ebp - 0xc2c], 0x100
jge 0x51f4d7
call fcn.00520a60
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 0x51f472
inc dword [ebp - 0xc94]
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jle 0x51f4a5
mov eax, dword [ebp - 0xca8]
shl eax, 8
add eax, dword [ebp - 0xc94]
xor ecx, ecx
mov cl, byte [eax + ebp - 0xc14]
xor eax, eax
mov al, byte [ebp - 8]
cmp ecx, eax
jne 0x51f4a3
jmp 0x51f4a5
jmp 0x51f46c
mov eax, dword [ebp - 0xc94]
cmp dword [ebp - 0xc2c], eax
jne 0x51f4d2
mov al, byte [ebp - 8]
mov ecx, dword [ebp - 0xca8]
shl ecx, 8
add ecx, dword [ebp - 0xc2c]
mov byte [ecx + ebp - 0xc14], al
inc dword [ebp - 0xc2c]
jmp 0x51f437
mov dword [ebp - 0xc2c], 0
jmp 0x51f4e9
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 0x100
jge 0x51f527
mov al, byte [ebp - 0xc2c]
mov ecx, dword [ebp - 0xca8]
shl ecx, 8
add ecx, dword [ebp - 0xc2c]
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 0x51f4e3
jmp 0x51f41a
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 0x51f588
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 2
jge 0x51f65b
mov dword [ebp - 0xc2c], 0
jmp 0x51f5a7
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x51f5e4
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 0x51f5a1
mov dword [ebp - 0xc2c], 0
jmp 0x51f5f6
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x51f620
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 0x51f5f0
mov dword [ebp - 0xc2c], 0
jmp 0x51f632
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x51f656
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 0x51f62c
jmp 0x51f582
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.0051ef96
add esp, 0x10
mov dword [ebp - 0xc1c], eax
mov eax, dword [ebp - 0xca0]
cmp dword [ebp - 0xc1c], eax
jae 0x51f68e
xor eax, eax
jmp 0x51f82a
lea eax, [ebp - 0xc1c]
mov dword [ebp - 0xc18], eax
mov dword [ebp - 0xca8], 0
jmp 0x51f6ac
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 2
jge 0x51f762
mov dword [ebp - 0xc2c], 0
jmp 0x51f6cb
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x51f6f5
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 0x51f6c5
mov dword [ebp - 0xc2c], 0
jmp 0x51f707
inc dword [ebp - 0xc2c]
cmp dword [ebp - 0xc2c], 4
jge 0x51f75d
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 0x51f701
jmp 0x51f6a6
mov eax, dword [ebp - 0xc1c]
mov dword [0x52a2be], 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 0x51f792
inc dword [ebp - 0xca8]
cmp dword [ebp - 0xca8], 0x14
jge 0x51f80b
cmp dword [ebp - 0xca8], 0x10
jge 0x51f7da
call fcn.00520a60
mov byte [ebp - 8], al
cmp dword [ebp - 0xca8], 4
jge 0x51f7d8
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 0x51f7ed
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 0x51f78c
mov eax, dword [ebp - 0xc98]
mov dword [0x52a2be], eax
mov eax, dword [ebp - 0xc28]
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, 1
jmp 0x51f82a
pop edi
pop esi
pop ebx
leave
ret