diff --git a/src/mobile-pentesting/android-app-pentesting/frida-tutorial/owaspuncrackable-1.md b/src/mobile-pentesting/android-app-pentesting/frida-tutorial/owaspuncrackable-1.md index 393b8bfc4..7ded5c2e4 100644 --- a/src/mobile-pentesting/android-app-pentesting/frida-tutorial/owaspuncrackable-1.md +++ b/src/mobile-pentesting/android-app-pentesting/frida-tutorial/owaspuncrackable-1.md @@ -12,7 +12,7 @@ Kulingana na [https://joshspicer.com/android-frida-1](https://joshspicer.com/android-frida-1) -**Hook the \_exit()**\_ function na **decrypt function** ili ipige flag kwenye frida console unapobonyeza verify: +**Hook the _exit()**_ function na **decrypt function** ili iweze kuchapisha bendera kwenye frida console unapobofya verify: ```javascript Java.perform(function () { send("Starting hooks OWASP uncrackable1...") @@ -51,9 +51,9 @@ send("java.lang.System.exit(I)V // We avoid exiting the application :)") send("Hooks installed.") }) ``` -## Suluhisho 2 +## Solution 2 -Kulingana na [https://joshspicer.com/android-frida-1](https://joshspicer.com/android-frida-1) +Based in [https://joshspicer.com/android-frida-1](https://joshspicer.com/android-frida-1) **Hook rootchecks** na decrypt function ili iweze kuchapisha bendera kwenye frida console unapobofya verify: ```javascript @@ -115,4 +115,52 @@ return false send("Hooks installed.") }) ``` +--- + +## Solution 3 – `frida-trace` (Frida ≥ 16) + +Ikiwa hutaki kuandika mikono, unaweza kuruhusu **Frida** izalishe stubs za Java kwako na kisha uzihariri: +```bash +# Spawn the application and automatically trace the Java method we care about +aadb shell "am force-stop owasp.mstg.uncrackable1" +frida-trace -U -f owasp.mstg.uncrackable1 \ +-j 'sg.vantagepoint.a.a.a("[B","[B")[B' \ +-j 'sg.vantagepoint.a.c!*' \ +--output ./trace + +# The first run will create ./trace/scripts/sg/vantagepoint/a/a/a__B_B_B.js +# Edit that file and add the logic that prints the decrypted flag or +# returns a constant for the root-checks, then: +frida -U -f owasp.mstg.uncrackable1 -l ./trace/_loader.js --no-pause +``` +Na Frida 16+ stub iliyoundwa tayari inatumia sintaksia ya kisasa ya **ES6** na itakusanywa na *QuickJS* runtime iliyo ndani – hauhitaji tena `frida-compile`. + +--- + +## Suluhisho 4 – Mstari mmoja na Objection (2024) + +Ikiwa una **Objection >1.12** iliyosakinishwa unaweza kutupa bendera kwa amri moja (Objection inazunguka Frida ndani): +```bash +objection -g owasp.mstg.uncrackable1 explore \ +--startup-command "android hooking watch class sg.vantagepoint.a.a method a \n && android hooking set return_value false sg.vantagepoint.a.c * \n && android hooking invoke sg.vantagepoint.a.a a '[B' '[B'" +``` +* `watch class` inachapisha maandiko ya wazi yanayorejeshwa na utaratibu wa AES +* `set return_value false` inalazimisha kila ukaguzi wa root / debugger kuripoti *false* +* `invoke` inakuwezesha kuita njia moja kwa moja bila kubonyeza **Verify**. + +> KUMBUKA: Kwenye Android 14 (API 34) lazima uendeshe Objection/Frida katika *spawn* mode (`-f`) kwa sababu *attach* imezuiwa na vizuizi vya **seccomp-bpf** vilivyoanzishwa mnamo Oktoba 2024. + +--- + +## Maelezo ya kisasa ya Android (2023 - 2025) + +* **libsu 5.x** na **Zygisk** huficha *su* vizuri; hata hivyo, ukaguzi wa msingi wa Java katika Kiwango cha 1 bado unashindwa ikiwa faili `/system/bin/su` ipo. Hakikisha unawasha **denylist** au tu ung'anishe `java.io.File.exists()` na Frida. +* Frida 16.1 ilirekebisha ajali kwenye **Android 12/13** iliyosababishwa na *Scudo* allocator ya Google. Ikiwa unaona `Abort message: 'missing SHADOW_OFFSET'`, sasisha Frida (au tumia toleo la usiku la 17.0 lililotengenezwa mapema). +* Kwa sababu Play Integrity ilichukua nafasi ya SafetyNet mnamo 2023, baadhi ya programu mpya zinaita API ya **com.google.android.gms.tasks.Task**. Kiwango cha 1 HAKIFANYI hivyo, lakini mkakati sawa wa ung'aniko ulioonyeshwa hapa unafanya kazi – ung'anisha `com.google.android.gms.safetynet.SafetyNetClient` na urudishe *EvaluationType* iliyotengenezwa. + +## Marejeleo + +* Tangazo la toleo la Frida – "Frida 16.0 (2023-04-02): Marekebisho ya kuaminika ya Android 12/13 & marekebisho ya API ya spawn" +* Objection 1.12 – "Hali ya spawn pekee kwa Android 14" (Slides za mazungumzo ya BlackHat USA 2024) + {{#include ../../../banners/hacktricks-training.md}}