Analysis
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max time kernel
70s -
max time network
152s -
platform
android-10_x64 -
resource
android-x64-20240910-en -
resource tags
arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system -
submitted
25/03/2025, 10:34
Behavioral task
behavioral1
Sample
6a03efa4ffa38032edfb5b604672e8c9e01a324f8857b5848e8160593dfb325e.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
6a03efa4ffa38032edfb5b604672e8c9e01a324f8857b5848e8160593dfb325e.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
6a03efa4ffa38032edfb5b604672e8c9e01a324f8857b5848e8160593dfb325e.apk
Resource
android-x64-arm64-20240910-en
General
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Target
6a03efa4ffa38032edfb5b604672e8c9e01a324f8857b5848e8160593dfb325e.apk
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Size
4.0MB
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MD5
1edd97885a8a7e88694be9971ac317e5
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SHA1
64c4b39176709a7fa9be936b925b17fb53544da9
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SHA256
6a03efa4ffa38032edfb5b604672e8c9e01a324f8857b5848e8160593dfb325e
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SHA512
2aa25bae46e2c3f1ebdd2360c378f711ebc40fe82f9541d6a52d48f3ee14f46801a7125d6b02afdeaa342dfd96b6b22017cf7011e81fad749ce864b1703a077a
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SSDEEP
98304:s5knISHh3FZNqsf44bTUIYiFZBrzXUpBJ1FS3VfTvOGn/Ms:oknhlj7bUIYi5rzXUbJ1FS3VOGn/Ms
Malware Config
Signatures
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FluBot
FluBot is an android banking trojan that uses overlays.
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FluBot payload 1 IoCs
resource yara_rule behavioral2/files/fstream-1.dat family_flubot -
Flubot family
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pid Process 5109 com.weico.international -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.weico.international/app_apkprotector_dex/5xae4yYD.aws 5109 com.weico.international /data/user/0/com.weico.international/app_apkprotector_dex/5xae4yYD.aws 5109 com.weico.international -
Makes use of the framework's Accessibility service 4 TTPs 3 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.weico.international Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.weico.international Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.weico.international -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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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.weico.international -
Performs UI accessibility actions on behalf of the user 1 TTPs 3 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.weico.international android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.weico.international android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.weico.international -
Queries information about active data network 1 TTPs 1 IoCs
description ioc Process Framework service call android.net.IConnectivityManager.getActiveNetworkInfo com.weico.international -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.weico.international
Processes
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com.weico.international1⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Queries information about active data network
- Uses Crypto APIs (Might try to encrypt user data)
PID:5109
Network
MITRE ATT&CK Enterprise v15
MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1Suppress Application Icon
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.7MB
MD5b1d614416713cac32114408e34bf65f8
SHA16d359cdd25d13b7e407c60301ceec5d276b3580c
SHA25643aeff13359ef7e32a451cd4b92c92a0fe1e1379529908da360ad52ab536edee
SHA512ef8b04cd045b89ef6ad4e1ecffa8dd45e7c7adc9a35e1f9648c13bc6c3fa1b916ef8fc592990806755801df460932c128a49836962d5a614858e3c695625786f