process_name = sys.argv[1] # Some offsets for debian 2.6.32-5-486 kernel settings = { "thread_size": 8192, "comm": 540, "next": 240, "mm": 268, "pgd": 36 } os = OSFactory(OSAffinity.Linux26, settings) hook = os.find_process_filter(process_name) ## ## Main ## peer = "172.16.131.128:1337" vm = VM(CPUFamily.Intel, peer) vm.attach() vm.stop() vm.cpu.filter_write_cr(3, hook) while not vm.resume(): continue vm.cpu.release_write_cr(3) vm.cpu.set_active_cr3(os.get_process_cr3(), True, OSAffinity.Linux26) log("info", "active cr3 installed for %#x" % os.get_process_cr3()) vm.detach()
if len(sys.argv) < 2: log("fail", "gimme prog name") sys.exit(-1) # Target process process_name = sys.argv[1] # Some offsets for debian 2.6.32-5-486 kernel settings = {"thread_size":8192, "comm":540, "next":240, "mm":268, "pgd":36} os = OSFactory(OSAffinity.Linux26, settings) hook = os.find_process_filter(process_name) ## ## Main ## peer = "172.16.131.128:1337" vm = VM(CPUFamily.Intel, peer) vm.attach() vm.stop() vm.cpu.filter_write_cr(3, hook) while not vm.resume(): continue vm.cpu.release_write_cr(3) vm.cpu.set_active_cr3(os.get_process_cr3(), True, OSAffinity.Linux26) log("info", "active cr3 installed for %#x" % os.get_process_cr3()) vm.detach()
# Print eip on raised page fault def pf_hook(vm): log("info", "Page Fault @ %#x" % vm.cpu.gpr.pc) return True ## ## Main ## peer = "172.16.131.128:1337" vm = VM(CPUFamily.Intel, peer) vm.attach() vm.stop() vm.cpu.filter_write_cr(3, hook) while not vm.resume(): continue vm.cpu.release_write_cr(3) vm.cpu.set_active_cr3(os.get_process_cr3(), True, OSAffinity.Linux26) vm.cpu.filter_exception(CPUException.page_fault, pf_hook) vm.cpu.lbr.enable() vm.resume() log("info", vm.cpu.gpr) log("info", vm.cpu.lbr) vm.detach()
## ## Main ## peer = "172.16.131.128:1337" vm = VM(CPUFamily.Intel, peer) vm.attach() vm.stop() vm.cpu.breakpoints.add_data_w(vm.cpu.sr.tr_base+4, 4, hook) while not vm.resume(): continue vm.cpu.breakpoints.remove(1) vm.cpu.set_active_cr3(os.get_process_cr3(), affinity=OSAffinity.Linux26) log("info", "found break process") # # Breakpoints handling # #1 vm.cpu.breakpoints.remove() vm.cpu.breakpoints.add_insn(0x804844b) vm.cpu.breakpoints.add_insn(0x804846b, lambda x:False) while vm.resume(): continue if vm.cpu.gpr.pc != 0x804846b: log("fail", "failure 1") vm.detach(leave=True)
log("fail", "gimme prog name") sys.exit(-1) # Target process process_name = sys.argv[1] # Some offsets for Windows 7 Premium FR 32 bits settings = {"kprcb":0x20, "kthread":4, "eprocess":0x150, "name":0x16c, "cr3":0x18, "next":0xb8} os = OSFactory(OSAffinity.Win7, settings) hook = os.find_process_filter(process_name) ## ## Main ## peer = "172.16.131.128:1337" vm = VM(CPUFamily.Intel, peer) vm.attach() vm.stop() vm.cpu.filter_write_cr(3, hook) while not vm.resume(): continue vm.cpu.release_write_cr(3) log("info", "success: %#x" % os.get_process_cr3()) vm.detach()