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add unreferenced strings

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This commit is contained in:
Jean-Marie Mineau 2024-02-15 11:34:43 +01:00
parent b47c9dd666
commit 6637745cdf
Signed by: histausse
GPG key ID: B66AEEDA9B645AD2
4 changed files with 114 additions and 68 deletions
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127
test.py
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@ -21,61 +21,60 @@ with z.ZipFile(APK_NAME) as zipf:
apk = Apk()
apk.add_dex_file(dex)
exit()
clazz_id = IdType("Lcom/example/testapplication/ui/home/HomeViewModel;")
proto_id = IdMethodType(IdType("Ljava/lang/String;"), [])
method_id = IdMethod("text_gen", proto_id, clazz_id)
clazz = apk.classes[clazz_id]
method = clazz.virtual_methods[method_id]
code = method.code
# clazz_id = IdType("Lcom/example/testapplication/ui/home/HomeViewModel;")
# proto_id = IdMethodType(IdType("Ljava/lang/String;"), [])
# method_id = IdMethod("text_gen", proto_id, clazz_id)
#
# clazz = apk.classes[clazz_id]
# method = clazz.virtual_methods[method_id]
# code = method.code
#
logging.getLogger().setLevel(logging.WARNING)
print(f"[+] Code of {method_id} ")
for i in code.insns:
print(f" {i}")
print("[+] Modify code")
new_insns = []
for i in code.insns:
if isinstance(i, ins.ConstString):
if i.lit == "Hello":
i = ins.ConstString(i.reg, DexString("Degemer Mat"))
elif i.lit == "Bye":
i = ins.ConstString(i.reg, DexString("Kenavo"))
new_insns.append(i)
# This need improving!
code = Code(code.registers_size, code.ins_size, code.outs_size, new_insns)
apk.set_method_code(method_id, code)
# apk.set_method_code(method.descriptor, code)
clazz = apk.classes[clazz_id]
method = clazz.virtual_methods[method_id]
code = method.code
print(f"[+] New code of {method_id} ")
for i in code.insns:
print(f" {i}")
# Strip class for debugging
classes = list(
filter(
lambda x: x
not in [
IdType("Lcom/example/testapplication/ui/home/HomeViewModel;"),
IdType("Landroidx/navigation/NavDeepLink$Builder;"),
IdType("Landroidx/constraintlayout/core/widgets/ConstraintWidget$1;"),
IdType("Landroidx/appcompat/app/ActionBar;"),
IdType("Landroidx/constraintlayout/core/state/WidgetFrame;"),
],
apk.classes.keys(),
)
)
# for cls in classes:
# apk.remove_class(cls)
#
# print(f"[+] Code of {method_id} ")
# for i in code.insns:
# print(f" {i}")
# print("[+] Modify code")
#
# new_insns = []
# for i in code.insns:
# if isinstance(i, ins.ConstString):
# if i.lit == "Hello":
# i = ins.ConstString(i.reg, DexString("Degemer Mat"))
# elif i.lit == "Bye":
# i = ins.ConstString(i.reg, DexString("Kenavo"))
# new_insns.append(i)
#
# # This need improving!
# code = Code(code.registers_size, code.ins_size, code.outs_size, new_insns)
# apk.set_method_code(method_id, code)
# # apk.set_method_code(method.descriptor, code)
#
#
# clazz = apk.classes[clazz_id]
# method = clazz.virtual_methods[method_id]
# code = method.code
# print(f"[+] New code of {method_id} ")
# for i in code.insns:
# print(f" {i}")
#
# # Strip class for debugging
# classes = list(
# filter(
# lambda x: x
# not in [
# IdType("Lcom/example/testapplication/ui/home/HomeViewModel;"),
# IdType("Landroidx/navigation/NavDeepLink$Builder;"),
# IdType("Landroidx/constraintlayout/core/widgets/ConstraintWidget$1;"),
# IdType("Landroidx/appcompat/app/ActionBar;"),
# IdType("Landroidx/constraintlayout/core/state/WidgetFrame;"),
# ],
# apk.classes.keys(),
# )
# )
# # for cls in classes:
# # apk.remove_class(cls)
print("[+] Recompile")
@ -86,17 +85,17 @@ for dex in dex_raw:
new_apk.add_dex_file(dex)
print("[+] Repackage")
utils.replace_dex(
APK_NAME,
APK_NAME.parent / (APK_NAME.name.removesuffix(".apk") + "-instrumented.apk"),
dex_raw,
Path().parent / "my-release-key.jks",
zipalign=Path.home() / "Android" / "Sdk" / "build-tools" / "34.0.0" / "zipalign",
apksigner=Path.home() / "Android" / "Sdk" / "build-tools" / "34.0.0" / "apksigner",
)
# print("[+] Repackage")
#
# utils.replace_dex(
# APK_NAME,
# APK_NAME.parent / (APK_NAME.name.removesuffix(".apk") + "-instrumented.apk"),
# dex_raw,
# Path().parent / "my-release-key.jks",
# zipalign=Path.home() / "Android" / "Sdk" / "build-tools" / "34.0.0" / "zipalign",
# apksigner=Path.home() / "Android" / "Sdk" / "build-tools" / "34.0.0" / "apksigner",
# )
#
last_id = None
MAX_REQ = 1