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pawlos/xrefs.py

Last active November 21, 2021 05:54
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Ghidra's script to automate adding of XREFs for lost_in_your_eyes from DiceCTF
Raw
xrefs.py
#script for https://www.youtube.com/watch?v=FvH7b_qLmbU
import struct
from ghidra.program.model.symbol import *
xrefs = currentProgram.getReferenceManager()
startAddr = currentAddress
currAddr = currentAddress
while True:
createDWord(currAddr)
data = getBytes(currAddr, 4)
v = struct.unpack("<i", data)[0]
if v == 0:
break
dest = startAddr.addWrap(v)
xrefs.addMemoryReference(currAddr, dest, RefType.DATA, SourceType.USER_DEFINED, 0)
currAddr = currAddr.add(4)
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