Ophir Harpaz ophirharpaz
ophirharpaz
/ rename_functions_by_syscalls.py
Created
February 16, 2020 09:04
This IDAPython script renames functions according to the Linux syscall (int 80h) they contain. The script assumes each syscall is invoked only once.
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| SYSCALL_OPCODE = '\xCD\x80' | |
| REGULAR_COMMENT = 0 # as opposed to a repeatable one | |
| def get_syscalls_addresses(): | |
| return (h for h in Heads() if SYSCALL_OPCODE == GetManyBytes(h, ItemSize(h))) | |
| def get_syscall_name_from_addr(addr): | |
| # Fetch the syscall name from IDA's automatic comment |
ophirharpaz
/ get_call_flows_from_exports.py
Created
February 22, 2020 15:19
The script generates and prints a graph of all function-call flows that start in exported functions and end in the function being pointed at in IDA. This functionality is useful when you need to trigger a function in a DLL and wish to know which exported function leads to it.
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| """ | |
| The script generates and prints a graph of all function-call flows that start in exported functions and end | |
| in the function being pointed at in IDA. | |
| This functionality is useful when you need to trigger a function in a DLL and wish to know which exported function | |
| leads to it. | |
| """ | |
| import idaapi | |
| import idautils | |
| import idc |