Add android crackmes and restructurize

Author: xathrya

Github-Users/README.md

@@ -0,0 +1 @@
+Subproject commit 18e4ba8bfe7a0139d6a3d2d1c59a790e9f5961c7

Github-Users/android/DXCyber409/README.md

@@ -0,0 +1,27 @@
+# Compiler: GCC
+CC := gcc
+# Common GCC flags
+CCFLAGS := -O1 -fno-stack-protector -lcrypt
+# Compiler flags for x86_64
+CCFLAGS64 := $(CCFLAGS) -m64
+
+# Make anything
+%: %.c
+	make $@.64
+
+# Build 64 bit binaries
+%.64: %.c
+	$(CC) $(CCFLAGS64) $< -o $@
+	objcopy -g $@
+
+# Determine all C programs in directory
+SRCS = $(wildcard *.c)
+# Substitute the programs' names
+PROGS = $(patsubst %.c,%.64,$(SRCS))
+# All lets you make everything
+all: $(PROGS)
+
+# Delete everything
+.PHONY: clean
+clean:
+	rm -f *.64

Github-Users/android/DXCyber409/binaries/crackme-01.apk

@@ -1,22 +1,22 @@
-The MIT License (MIT)
-
-Copyright (c) 2016 
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-
+The MIT License (MIT)
+
+Copyright (c) 2016 
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

Github-Users/android/DXCyber409/checksum.md

@@ -1,19 +1,19 @@
-all: crackme1 crackme2 crackme3py crackme4py crackme4 crackme3
-
-crackme1:
-	gcc -o crackme1 -g crackme1.c
-
-crackme4:
-	gcc -o crackme4 crackme4.c
-
-crackme3:
-	gcc -o crackme3 crackme3.c
-
-crackme2:
-	gcc -o crackme2 -g crackme2.c
-
-crackme3py:
-	pycompile crackme3.py
-
-crackme4py:
-	pycompile crackme4.py
+all: crackme1 crackme2 crackme3py crackme4py crackme4 crackme3
+
+crackme1:
+	gcc -o crackme1 -g crackme1.c
+
+crackme4:
+	gcc -o crackme4 crackme4.c
+
+crackme3:
+	gcc -o crackme3 crackme3.c
+
+crackme2:
+	gcc -o crackme2 -g crackme2.c
+
+crackme3py:
+	pycompile crackme3.py
+
+crackme4py:
+	pycompile crackme4.py

Github-Users/android/eshard-team/README.md

@@ -1,5 +1,5 @@
-SRC_DIR = src
-BIN_DIR = bin
+SRC_DIR = sources
+BIN_DIR = binaries
 
 CC = gcc
 CFLAGS = -Wall -Wextra -Wshadow -pedantic -std=c11

Github-Users/android/eshard-team/binaries/easy.apk

@@ -0,0 +1,24 @@
+#include <stdio.h>
+#include <string.h>
+
+// A very simple crackme which stores the correct password in program memory
+// and uses the builtin string comparison function to check it.
+
+int main(int argc, char** argv) {
+
+    if (argc != 2) {
+        printf("Need exactly one argument.\n");
+        return -1;
+    }
+
+    char* correct = "password1";
+
+    if (strncmp(argv[1], correct, strlen(correct))) {
+        printf("No, %s is not correct.\n", argv[1]);
+        return 1;
+    } else {
+        printf("Yes, %s is correct!\n", argv[1]);
+        return 0;
+    }
+
+}

Github-Users/android/eshard-team/binaries/less-easy.apk

@@ -0,0 +1,24 @@
+#include <stdio.h>
+#include <string.h>
+
+// A very simple crackme which stores the correct password in program memory
+// and uses the builtin string comparison function to check it.
+
+int main(int argc, char** argv) {
+
+    if (argc != 2) {
+        printf("Need exactly one argument.\n");
+        return -1;
+    }
+
+    char* correct = "slm!paas.k";
+
+    if (strncmp(argv[1], correct, strlen(correct))) {
+        printf("No, %s is not correct.\n", argv[1]);
+        return 1;
+    } else {
+        printf("Yes, %s is correct!\n", argv[1]);
+        return 0;
+    }
+
+}