scrap shellcode

pic-linux.c

@@ -7,6 +7,9 @@
 #include <sysexits.h>
 #include <openssl/sha.h>
 
+#pragma comment(lib, "openssl/sha.lib")
+
+
 char *picProto(void *picAddr, size_t picSize, void *clonePtr) {
   char *(*cloneFunc)(void *, size_t) = clonePtr;
   return cloneFunc(picAddr, picSize);
@@ -75,7 +78,7 @@ int main(int argc, const char **argv) {
     goto MAIN_CLEANUP;
   }
 
-  memset_s(&picBuffer, picBuffer_len, 0, picBuffer_len);
+  memset(&picBuffer, 0, picBuffer_len);
   retVal = mprotect(picBuffer, picBuffer_len, PROT_EXEC);
   if (0 == retVal) {
     retVal = EX_SOFTWARE;

wscript

@@ -2,11 +2,11 @@ import sys
 
 
 def options(opt):
-    opt.load('asm compiler_c')
+    opt.load('nasm compiler_c')
 
 
 def configure(conf):
-    conf.load('asm compiler_c')
+    conf.load('nasm compiler_c')
     conf.check_cc(header_name='openssl/sha.h')
 
 
@@ -14,8 +14,11 @@ def build(bld):
     bld.program(
         source='pic-linux.c',
         target='pic-linux',
+        cflags='-g',
         lib=['ssl', 'crypto'])
 
-    # bld(features='nasm',
-    #     source='scrap.asm',
-    #     target='scrap')
+    bld(features='asm',
+        source='scrap.asm',
+        target='scrap')
+
+    # gdb --args ./pic-linux scrap.asm.2.o