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implement rain

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owein D 2020-10-08 04:10:54 +02:00
parent fdb1c09c8e
commit 033c881f8f
3 changed files with 19 additions and 34 deletions
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36
bfg.c
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@ -174,8 +174,8 @@ int32_t bf_init(char *arg) {
bf_options.crs_len = crs_len;
bf_options.current = bf_options.from;
bf_options.strafe = 0;
bf_options.rotate = 0;
bf_options.rain = 0;
bf_options.gcounter = 0;
memset((char *) bf_options.state, 0, sizeof(bf_options.state));
@ -215,33 +215,18 @@ char *bf_next(_Bool rainy) {
if(rainy)
{
if(bf_options.current > 3) {
if(bf_options.current % 2) {
bf_options.ptr[0] = bf_options.crs[bf_options.state[0]];
bf_options.ptr[1] = bf_options.crs[bf_options.state[1]];
bf_options.ptr[2] = bf_options.crs[bf_options.state[2]];
for(i=3; i<bf_options.current; ++i) {
bf_options.ptr[i] = bf_options.crs[(bf_options.state[(i+bf_options.strafe)%(bf_options.current-3)+3] + bf_options.rotate) % bf_options.crs_len];
bf_options.rotate ++;
}
}
else {
if(bf_options.current % 2) {
bf_options.ptr[0] = bf_options.crs[bf_options.state[0]];
bf_options.ptr[1] = bf_options.crs[bf_options.state[1]];
for(i=2; i<bf_options.current; ++i) {
bf_options.ptr[i] = bf_options.crs[(bf_options.state[(i+bf_options.strafe)%(bf_options.current-2)+2] + bf_options.rotate) % bf_options.crs_len];
bf_options.rotate ++;
}
}
bf_options.ptr[i] = bf_options.crs[(bf_options.state[i] + bf_options.rain) % bf_options.crs_len];
bf_options.rain /= 2;
}
bf_options.rain = bf_options.gcounter + 1;
bf_options.gcounter++;
}
else
for(i=0; i<bf_options.current; ++i) {
bf_options.ptr[i] = bf_options.crs[bf_options.state[i]]
}//we don't subtract the same depending on wether the length is odd or even
bf_options.strafe++;
for(i=0; i<bf_options.current; ++i)
bf_options.ptr[i] = bf_options.crs[bf_options.state[i]];
//we don't subtract the same depending on wether the length is odd or even
bf_options.ptr[bf_options.current] = 0;
if (debug) {
@ -265,8 +250,7 @@ char *bf_next(_Bool rainy) {
if (pos < 0) {
bf_options.current++;
bf_options.strafe = 0;
bf_options.rotate = 0;
bf_options.rain = 0;
memset((char *)bf_options.state, 0, sizeof(bf_options.state));
}

4
bfg.h
View file

@ -43,8 +43,8 @@ typedef struct {
char *crs; /* internal representation of charset */
char *ptr; /* ptr to the last generated password */
uint32_t disable_symbols;
uint64_t rotate;
uint64_t strafe;
uint64_t rain;
uint64_t gcounter;
} bf_option;
extern bf_option bf_options;

5
hydra.c
View file

@ -505,7 +505,7 @@ void help(int32_t ext) {
" -x MIN:MAX:CHARSET password bruteforce generation, type "
"\"-x -h\" to get help\n"
" -y disable use of symbols in bruteforce, see above\n"
" -r rainy mode for password generation (-x)\n"
" -r use a non-random shuffling method for option -x\n"
#endif
" -e nsr try \"n\" null password, \"s\" login as pass "
"and/or \"r\" reversed login\n"
@ -592,7 +592,8 @@ void help_bfg() {
"others,\n"
" just add their real representation.\n"
" -y disable the use of the above letters as placeholders\n"
" -r use a method to delinearize the bruteforce.\n\n"
" -r use a shuffling method called 'rain' to try to break\n"
" the linearity of the bruteforce\n"
"Examples:\n"
" -x 3:5:a generate passwords from length 3 to 5 with all "
"lowercase letters\n"