Smali-CFGs

Smali-CFGs

Source link: https://github.com/EugenioDelfa/Smali-CFGs

Smali-CFGs

Smali Control Flow Graph's

Package Usage by Application.

(ed@CFGCli) > !pu Ljavax/crypto *  Analized Application uses the next Ljavax/crypto Methods:
· BadPaddingException;->getMessage()Ljava/lang/String;
· BadPaddingException;->toString()Ljava/lang/String;
· Cipher;->doFinal([B)[B
· Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;
· Cipher;->init(ILjava/security/Key;)V
· Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V
· CipherInputStream;-><init>(Ljava/io/InputStream;Ljavax/crypto/Cipher;)V
· CipherInputStream;->read([B)I
· CipherOutputStream;-><init>(Ljava/io/OutputStream;Ljavax/crypto/Cipher;)V
· IllegalBlockSizeException;->getMessage()Ljava/lang/String;
· IllegalBlockSizeException;->toString()Ljava/lang/String;
· KeyGenerator;->generateKey()Ljavax/crypto/SecretKey;
· KeyGenerator;->getInstance(Ljava/lang/String;)Ljavax/crypto/KeyGenerator;
· KeyGenerator;->init(I)V
· NoSuchPaddingException;->getMessage()Ljava/lang/String;
· NoSuchPaddingException;->toString()Ljava/lang/String;
· SecretKey;->getEncoded()[B
· SecretKeyFactory;->generateSecret(Ljava/security/spec/KeySpec;)Ljavax/crypto/SecretKey;
· SecretKeyFactory;->getInstance(Ljava/lang/String;)Ljavax/crypto/SecretKeyFactory;
· spec/DESKeySpec;-><init>([B)V
· spec/IvParameterSpec;-><init>([B)V
· spec/PBEKeySpec;-><init>([C)V
· spec/PBEKeySpec;-><init>([C[BI)V
· spec/PBEParameterSpec;-><init>([BI)V
· spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

Single Cross-References (2 depth level).

(ed@CFGCli) > !xf --max_levels 2 --direction 2 "Ljavax/crypto/Cipher;->doFinal([B)[B" *  Cross-References with a 2 recursion level.

Global string search.

(ed@CFGCli) > !sp _key · String Patterns ['_key'] have been located at above Application Methods:
· Lcom/vvt/appengine/exec/ExecGetSettings;->createSettingsObject(Lcom/vvt/appengine/AppEngineComponent;ILjava/util/List;)Lcom/vvt/remotecontrol/output/RmtCtrlOutputSettings;
· Lcom/vvt/appengine/AppEngineHelper$2;-><clinit>()V
· Lcom/vvt/phoenix/prot/session/SessionManager;->updateSession(Lcom/vvt/phoenix/prot/session/SessionInfo;)Z
· Lcom/vvt/callmanager/ref/BugEngine;->setSmsInterceptForMonitorNumber(Ljava/util/List;)V
· Lcom/vvt/base/security/FxSecurityUrl;->encrypt([BZ)[B
· Lcom/vvt/appengine/AppEngine;->removeDownloadSmsAndRemoteCommands()V
· Lcom/vvt/appengine/AppEngine;-><clinit>()V
· Lcom/vvt/appengine/AppEngine;->removeBrowserHistory()V
· Lcom/vvt/remotecommand/processor/troubleshoot/ProcRequestSettings;->createMessage(Lcom/vvt/remotecontrol/output/RmtCtrlOutputSettings;Ljava/util/List;ZZ)Ljava/lang/String;
· Lcom/vvt/base/security/FxSecurity;->decrypt([BZ)[B
· Lcom/vvt/capture/facebook/daemon/FacebookDatabaseHelper;->getUserProfile(Landroid/database/sqlite/SQLiteDatabase;Ljava/lang/String;)[B
· Lcom/vvt/phoenix/prot/CommandServiceManager;->onAsyncCallbackInvoked(Lcom/vvt/phoenix/prot/CommandListener;I[Ljava/lang/Object;)V
· Lcom/vvt/appengine/exec/ExecManageCommonData;->getFeatureStringWord(Lcom/vvt/base/FeatureId;)Ljava/lang/String;
· Lcom/vvt/base/FeatureId;-><clinit>()V
· Lcom/vvt/phoenix/prot/session/SessionManager;->persistSession(Lcom/vvt/phoenix/prot/session/SessionInfo;)Z
· Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String;
· Lcom/vvt/remotecommand/processor/misc/ProcSetSettings$1;-><clinit>()V
· Lcom/vvt/capture/line/LineCapturingHelper;->getStickerAttachment(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Ljava/util/ArrayList;
· Lcom/vvt/appengine/exec/ExecManageCommonData$1;-><clinit>()V
· Lcom/vvt/remotecommand/processor/misc/ManageCommonDataConstant$CommonData$7;->getFeatureId()Lcom/vvt/base/FeatureId;
· Lcom/vvt/base/security/FxSecurityUrl;->decrypt([BZ)[B
· Lcom/vvt/phoenix/prot/session/SessionManager;->extractSessionFromDbRow(Landroid/database/Cursor;Lcom/vvt/phoenix/prot/session/SessionInfo;)V
· Lcom/vvt/remotecommand/processor/misc/ManageCommonDataConstant$CommonData$6;->getFeatureId()Lcom/vvt/base/FeatureId;
· Lcom/vvt/phoenix/prot/session/SessionManager;->openOrCreateSessionDatabase()V
· Lcom/vvt/remotecommand/SetSettingsConstant;->getFeatureId(I)Lcom/vvt/base/FeatureId;
· Lcom/vvt/phoenix/prot/session/SessionManager;->upgradeDatabase(I)V
· Lcom/vvt/remotecommand/processor/misc/ManageCommonDataConstant;-><clinit>()V
· Lcom/vvt/capture/facebook/daemon/FacebookDatabaseHelper;->getParticipant(Landroid/database/sqlite/SQLiteDatabase;Ljava/lang/String;Ljava/lang/String;Lcom/vvt/im/events/info/OwnerInfo;)Ljava/util/List;
· Lcom/vvt/base/security/FxSecurityUrl;->getConstant([B)Ljava/lang/String;
· Lcom/vvt/appengine/AppEngine;->removeDownloads()V
· Lcom/vvt/base/security/FxSecurity;->encrypt([BZ)[B
· Lcom/vvt/appengine/AppEngineHelper;->manageKeywords(Lcom/vvt/appengine/AppEngineComponent;Ljava/util/List;Z)V
· Lcom/vvt/remotecommand/processor/misc/ManageCommonDataConstant$CommonData$8;->getFeatureId()Lcom/vvt/base/FeatureId;
· Lcom/vvt/capture/facebook/daemon/FacebookDatabaseHelper;->getSenderInfo(Landroid/database/sqlite/SQLiteDatabase;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Lcom/vvt/im/events/info/SenderInfo;
· Lcom/vvt/appengine/exec/ExecSendSettingsEvent;->createSettingsEvent(Lcom/vvt/remotecontrol/output/RmtCtrlOutputSettings;Ljava/util/List;)Lcom/vvt/events/FxSettingEvent;
· Lcom/vvt/remotecommand/processor/misc/ManageCommonDataConstant$CommonData;-><clinit>()V
· Lcom/vvt/base/security/FxSecurityUrl;-><clinit>()V
· Lcom/vvt/base/security/FxSecurity;-><clinit>()V
· Lcom/vvt/remotecommand/processor/misc/ProcManageCommonData;->process(Lcom/vvt/remotecommand/RemoteCommand;Lcom/vvt/remotecommand/processor/RemoteCommandListener;)V
· Lcom/vvt/remotecommand/processor/misc/ManageCommonDataConstant$CommonData$5;->getFeatureId()Lcom/vvt/base/FeatureId;
· Lcom/vvt/appengine/exec/ExecGetSettings$1;-><clinit>()V
· Lcom/vvt/base/security/Constant;-><clinit>()V

Full Cross-References marking string matches.

(ed@CFGCli) > !xf --max_levels 6 --direction 0 --str_reg _key "Ljavax/crypto/Cipher;->doFinal([B)[B" *  Cross-References with a 6 recursion level and String Pattern search.
- Lcom/vvt/base/security/FxSecurity;->decrypt([BZ)[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->MASTER_KEY:[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->CHECKSUM_KEY:[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->DYNAMIC_KEY:[B
- Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String;
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->MASTER_KEY:[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->CONSTANT_KEY:[B
- Lcom/vvt/base/security/FxSecurityUrl;->getConstant([B)Ljava/lang/String;
 - sget-object v6, Lcom/vvt/base/security/FxSecurityUrl;->MASTER_KEY:[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurityUrl;->CONSTANT_KEY:[B
- Lcom/vvt/base/security/FxSecurityUrl;->encrypt([BZ)[B
 - sget-object v5, Lcom/vvt/base/security/FxSecurityUrl;->MASTER_KEY:[B
 - sget-object v5, Lcom/vvt/base/security/FxSecurityUrl;->CHECKSUM_KEY:[B
 - sget-object v5, Lcom/vvt/base/security/FxSecurityUrl;->DYNAMIC_KEY:[B
- Lcom/vvt/base/security/FxSecurity;->encrypt([BZ)[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->MASTER_KEY:[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->CHECKSUM_KEY:[B
 - sget-object v6, Lcom/vvt/base/security/FxSecurity;->DYNAMIC_KEY:[B
- Lcom/vvt/base/security/FxSecurityUrl;->decrypt([BZ)[B
 - sget-object v5, Lcom/vvt/base/security/FxSecurityUrl;->MASTER_KEY:[B
 - sget-object v5, Lcom/vvt/base/security/FxSecurityUrl;->CHECKSUM_KEY:[B
 - sget-object v5, Lcom/vvt/base/security/FxSecurityUrl;->DYNAMIC_KEY:[B

Which code lines match:

(ed@CFGCli) > !sp -m "Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String;" _key · String Patterns ['_key'] matches at Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String; are:
· sget-object v6, Lcom/vvt/base/security/FxSecurity;->MASTER_KEY:[B
· sget-object v6, Lcom/vvt/base/security/FxSecurity;->CONSTANT_KEY:[B

How method seems without out calls:

(ed@CFGCli) > !if "Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String;" *  Method Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String; Instructions Flow saved to MethodInstructionsFlow.png.

And with out calls:

(ed@CFGCli) > !if -f "Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String;" *  Method Lcom/vvt/base/security/FxSecurity;->getConstant([B)Ljava/lang/String; Instructions Flow saved to MethodInstructionsFlow2.png.

Source link: https://github.com/EugenioDelfa/Smali-CFGs

Q & A

How do I connect to 802.1x EAP Wi-Fi network from an Android 10 device?
Encrypted SD card data recovery with broken display (S9+)
Use another Google account in Chrome only
Should my "adb backup" include the system files or not if I'm planning to downgrade my Android version?
How to secure phone for repair shop?

Resources

Medescope Android Download Library

This a is a ready-to-use library that encapsulate the Android Download Manager. Using an interface you can easily connect to your Activity or Fragment and used it. It runs on other process as an independent service.

Download Managers

AligningRecyclerView

Extension of RecyclerView that can get its scrolling synchronized with others of its kind.

Recycler Views

Presentation

An architecture for Android as a replacement of MVC.

Architecture

rx-realm

A lightweight wrapper around realm-java which introduces reactive stream semantics to SQL operations.

NoSQL

Dexter

Dexter is an Android library that simplifies the process of requesting permissions at runtime.

Permissions

android-utils

android-utils contains a lot of useful utility classes for Android development.

Utils

Q & A

How do I connect to 802.1x EAP Wi-Fi network from an Android 10 device?
Encrypted SD card data recovery with broken display (S9+)
Use another Google account in Chrome only
Should my "adb backup" include the system files or not if I'm planning to downgrade my Android version?
How to secure phone for repair shop?

Topics

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