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fix: windows crlf issue in compiler

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Dobin
2024-02-20 21:29:45 +00:00
parent 23ca683360
commit ce550a5206
1 changed files with 8 additions and 8 deletions
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phases/compiler.py
+8 -8
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@@ -67,7 +67,7 @@ def bytes_to_asm_db(byte_data: bytes) -> bytes:
def fixup_asm_file(filename: FilePath, payload_len: int, short_call_patching: bool = False):
with open(filename, 'r', encoding='utf-8') as asmfile:
with open(filename, 'r', newline=None) as asmfile: # None = translate to \n
lines = asmfile.readlines()
# When it breaks, enable this
@@ -97,17 +97,17 @@ def fixup_asm_file(filename: FilePath, payload_len: int, short_call_patching: bo
)
lines[idx] = lines[idx].replace(
"QWORD PTR supermega_payload",
"[shcstart]"
"[shcstart] ; get payload shellcode address"
)
# add label at end of code
for idx, line in enumerate(lines):
if lines[idx].startswith("END"):
logger.info(" > Add end of code label at line: {}".format(idx))
lines.insert(idx-1, "shcstart:\r\n")
lines.insert(idx-1, "shcstart: ; start of payload shellcode")
break
with open(filename, 'w') as asmfile:
with open(filename, 'w', newline='\r\n') as asmfile: # write back with CRLF
asmfile.writelines(lines)
return True
@@ -135,7 +135,7 @@ def get_function_stubs(asm_in: FilePath):
def fixup_iat_reuse(filename: FilePath, exe_info):
with open(filename, 'r', encoding='utf-8') as asmfile:
with open(filename, 'r', encoding='utf-8', newline=None) as asmfile:
lines = asmfile.readlines()
# do IAT reuse
@@ -146,13 +146,13 @@ def fixup_iat_reuse(filename: FilePath, exe_info):
func_name = lines[idx][lines[idx].find("__imp_")+6:].rstrip()
randbytes: bytes = os.urandom(6)
lines[idx] = bytes_to_asm_db(randbytes) + "\r\n"
lines[idx] = bytes_to_asm_db(randbytes) + " ; IAT Reuse for {}".format(func_name)
exe_info.add_iat_resolve(func_name, randbytes)
logger.info(" > Replace func name: {} with {}".format(
func_name, randbytes.hex()))
with open(filename, 'w') as asmfile:
with open(filename, 'w', newline='\r\n') as asmfile:
asmfile.writelines(lines)
if config.debug: