Analysis
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max time kernel
149s -
max time network
150s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system -
submitted
08-09-2024 22:22
Static task
static1
Behavioral task
behavioral1
Sample
00f846db2c86c023fe19641c10105342d5d4b715c2c50d9790b0458ddcdeb808.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
00f846db2c86c023fe19641c10105342d5d4b715c2c50d9790b0458ddcdeb808.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
00f846db2c86c023fe19641c10105342d5d4b715c2c50d9790b0458ddcdeb808.apk
Resource
android-x64-arm64-20240910-en
General
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Target
00f846db2c86c023fe19641c10105342d5d4b715c2c50d9790b0458ddcdeb808.apk
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Size
292KB
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MD5
f49576f4d131750ad1aef5ba7eef7f4f
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SHA1
61f8c234c3a3ba2d9635625ee82732714bc03ec7
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SHA256
00f846db2c86c023fe19641c10105342d5d4b715c2c50d9790b0458ddcdeb808
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SHA512
1b65ce30bbfbbd2c287c44d2731b3dd61fcaae20074340d30ece8cb57dbd88d572510d3dccd1144d48eeac3e302211196f7b4463e75dbe555c7a309d447b0f86
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SSDEEP
6144:f5/N4Li6IbQTQsqmdxuMDcYg8xYh+w3IlDlOlxM+seXf6x71A:f51NnsqUtuWYM+ssMe
Malware Config
Extracted
xloader_apk
http://91.204.227.39:28844
Signatures
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XLoader payload 1 IoCs
resource yara_rule behavioral1/files/fstream-1.dat family_xloader_apk2 -
XLoader, MoqHao
An Android banker and info stealer.
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Checks if the Android device is rooted. 1 TTPs 3 IoCs
ioc Process /system/bin/su com.zbuu.karr /system/xbin/su com.zbuu.karr /sbin/su com.zbuu.karr -
pid Process 4260 com.zbuu.karr -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.zbuu.karr/files/dex 4260 com.zbuu.karr /data/user/0/com.zbuu.karr/files/dex 4260 com.zbuu.karr -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Reads the content of the MMS message. 1 TTPs 1 IoCs
description ioc Process URI accessed for read content://mms/ com.zbuu.karr -
Acquires the wake lock 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock com.zbuu.karr -
Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs
Application may abuse the framework's foreground service to continue running in the foreground.
description ioc Process Framework service call android.app.IActivityManager.setServiceForeground com.zbuu.karr -
Requests changing the default SMS application. 2 TTPs 1 IoCs
description ioc Process Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT com.zbuu.karr -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
description ioc Process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.zbuu.karr -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
description ioc Process Framework service call android.app.IActivityManager.registerReceiver com.zbuu.karr -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.zbuu.karr
Processes
-
com.zbuu.karr1⤵
- Checks if the Android device is rooted.
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Reads the content of the MMS message.
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Requests changing the default SMS application.
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4260
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
483KB
MD5ae9c12585483e8f440602e44dedfc892
SHA19605a4070f7c3d7e180c319b3125751233b655ef
SHA2566bae5b64c4d0c9b7777a8ff1d198eff5a89fc4b1e2489e0b13e2751b5e2e33cd
SHA512cf958ae50832841f5921c82a8ac0ed3822afb6361648fb2d2c2cc99a17ff4a22343594e0599836342fd9cbeccc6c05623505f1c0d87197f296d5a917c5e7b33c
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Filesize
1KB
MD5e6e36ea6fb2898ec0f8d1da48aa65558
SHA1cb7edd25f1542bfc7885ee228a7809a1ca6827e5
SHA25652692886f1d1aa4ae3b25ef55b47e97eec4e965f28b3db8724d5802d6aff403a
SHA512b496782ddbfeedcdcff411a2f32c747e9945eba3b9bfe8d9f4ce0e969396116ff1005139035b38953e434b510e89b3c604aa147a6179531d05a09fbd109ecc83