aixiao/sha
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稍微优化

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This commit is contained in:
aixiao 2022-09-14 16:47:34 +08:00
parent fbfc828997
commit e4243709c2
2 changed files with 34 additions and 30 deletions
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6
Makefile
View File

@ -2,16 +2,16 @@ CROSS_COMPILE ?=
CC := $(CROSS_COMPILE)gcc
STRIP := $(CROSS_COMPILE)strip
CFLAGS += -g -Wall -Os
LIBS = -static
LDFLAGS +=
OBJ := sha
all: aes.o sha.o
$(CC) $(CFLAGS) -o $(OBJ) $^ $(LIBS)
$(CC) $(CFLAGS) -o $(OBJ) $^ $(LDFLAGS)
.c.o:
$(CC) $(CFLAGS) -c $<
install:
cp $(OBJ) /bin/sha
cp $(OBJ) /bin/
uninstall:
rm /bin/$(OBJ)

54
sha.c
View File

@ -548,7 +548,7 @@ char *source_c[] = {
"}",
"",
"#endif // #if defined(CTR) && (CTR == 1)",
"",
"static int oneHexChar2Hex(char hex)",
"{",
" int outHex = 0;",
@ -596,7 +596,7 @@ char *source_c[] = {
"}",
"",
"int is_Resolver(char *shll_text, char *shbin)",
"static int is_Resolver(char *shll_text, char *shbin)",
"{",
" char *p, *p1;",
" char temp[270];",
@ -631,48 +631,46 @@ char *source_c[] = {
" }",
" return 0;",
"}",
"",
"#define BUFFER_SIZE 270",
"",
"int main(int argc, char *argv[])",
"{",
" uint8_t *Hex_string = (uint8_t *) malloc(encrypted_text_len*2);",
" char *shbin = (char *) malloc(270);",
"",
" memset(shbin, 0, 270);",
" memset(Hex_string, 0, encrypted_text_len*2);",
"",
"",
" char *argvs[BUFFER_SIZE];",
" int l=1;",
" int i=4;",
" static uint8_t key[16] = \"aixiao\";",
" struct AES_ctx ctx;",
" uint8_t *Hex_string = (uint8_t *) malloc(encrypted_text_len*2);",
" char *shbin = NULL;",
"",
"",
" AES_init_ctx(&ctx, key);",
"",
"",
" memset(Hex_string, 0, encrypted_text_len*2);",
" HexString2Hex((char *)Encrypted_data, (char *)Hex_string, sizeof(Encrypted_data));",
"",
"",
" AES_ECB_decrypt(&ctx, Hex_string);",
" //printf(\"%s\\n\", Hex_string);",
"",
"",
" shbin = (char *) malloc(BUFFER_SIZE);",
" memset(shbin, 0, BUFFER_SIZE);",
" if (-1 == is_Resolver((char *)Hex_string, shbin))",
" {",
" goto EXIT;",
" }",
" //printf(\"%s\\n\", shbin);",
"",
" char *argvs[270];",
"",
" argvs[0] = argv[0];",
" argvs[1] = \"-c\";",
" argvs[2] = (char *)Hex_string;",
" argvs[3] = argv[0];",
"",
" int j=1;",
" int i=4;",
" for(i=4; i<=argc-1+4; i++)",
" {",
" argvs[i] = argv[j];",
" j++;",
" argvs[i] = argv[l];",
" l++;",
" }",
"",
@ -700,6 +698,7 @@ int main(int argc, char *argv[])
open_file(argv[1]);
struct AES_ctx ctx;
static uint8_t key[16] = "aixiao";
uint8_t text_content[file_size * 2];
uint8_t text_content_out[file_size * 2];
@ -727,18 +726,16 @@ int main(int argc, char *argv[])
memset(buildcmd, 0, BUFFER_SIZE*10);
memcpy(text_content, buff, strlen(buff));
struct AES_ctx ctx;
AES_init_ctx(&ctx, key);
AES_ECB_encrypt(&ctx, text_content);
//转16进制字符串
hex2str(text_content, file_size, (char *)hexString);
printf("%s\n", hexString);
//printf("%s\n", hexString);
//拼接
@ -780,24 +777,32 @@ int main(int argc, char *argv[])
sprintf(buildcmd, "gcc -Wall -Os %s -o %s", sourcefile, binfile);
strcat(buildcmd, " && strip ");
strcat(buildcmd, binfile);
// 编译
if (0 != system(buildcmd)) {
return -1;
}
remove(sourcefile);
free(buff);
// 压缩
if (0 == system("which upx 1> /dev/null")) {
FILE *fp = NULL;
char upxcommand[BUFFER_SIZE];
memset(upxcommand, 0, BUFFER_SIZE);
strcpy(upxcommand, "upx -9 ");
strcat(upxcommand, binfile);
sleep(1);
if (0 != system(upxcommand)) {
fp = popen(upxcommand, "r");
if (NULL == fp)
{
return -1;
}
pclose(fp);
}
@ -805,4 +810,3 @@ int main(int argc, char *argv[])
}