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May 26, 2018 06:55
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Clone of Corelan's PVEString stack tool. Written because perl sucks, and I'm not going to install that garbage on my computer to do one thing.
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import sys | |
string = sys.argv[-1] | |
lines = [] | |
print "String length : %d" % len(string) | |
print "Opcodes to push this string onto the stack :" | |
for i in range(0,len(string),4): | |
line = string[:4] | |
if len(string) == 4: | |
a = "\"\\x68\\x20\\x20\\x20\\x00\"" | |
a += " # PUSH 0x00202020" | |
a += " ; ( )" | |
print a | |
if len(line) == 4: | |
a = "\"\\x68" | |
a += "".join(['\\x' + hex(ord(x)).replace('0x','') for x in line]) + "\"" | |
a += " # PUSH 0x" + "".join([hex(ord(x)).replace('0x','') for x in line[::-1]]) | |
a += " ; (" + "".join([x for x in line]) + ")" | |
lines.append(a) | |
string = string[4:] | |
if len(line) == 3: | |
a = "\"\\x68" | |
a += "".join(['\\x' + hex(ord(x)).replace('0x','') for x in line]) | |
a += "\\x00" | |
a += " # PUSH 0x00" + "".join([hex(ord(x)).replace('0x','') for x in line[::-1]]) | |
a += "\"" | |
a += " ; (" + "".join([x for x in line]) + " )" | |
lines.append(a) | |
if len(line) == 2: | |
a = "\"\\x68" | |
a += "".join(['\\x' + hex(ord(x)).replace('0x','') for x in line]) | |
a += "\\x20" | |
a += "\\x00" | |
a += "\"" | |
a += " # PUSH 0x0020" + "".join([hex(ord(x)).replace('0x','') for x in line[::-1]]) | |
a += " ; (" + "".join([x for x in line]) + " )" | |
lines.append(a) | |
if len(line) == 1: | |
a = "\"\\x68" | |
a += "".join(['\\x' + hex(ord(x)).replace('0x','') for x in line]) | |
a += "\\x20" * 2 | |
a += "\\x00" | |
a += "\"" | |
a += " # PUSH 0x002020" + "".join([hex(ord(x)).replace('0x','') for x in line[::-1]]) | |
a += " ; (" + "".join([x for x in line]) + " )" | |
lines.append(a) | |
for line in lines[::-1]: | |
print line |
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