Analysis
- max time kernel
135s - max time network
152s - platform
android-11_x64 - resource
android-x64-arm64-20260129-en - resource tags
arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20260129-enlocale:en-usos:android-11-x64system - submitted
19/02/2026, 11:39
Static task
static1
Behavioral task
behavioral1
Sample
flubot_v5.3_e9ff37663a8c6b4cf824fa65a018c739a0a640a2b394954a25686927f69a0dd4.apk
Resource
android-x86-arm-20260129-en
Behavioral task
behavioral2
Sample
flubot_v5.3_e9ff37663a8c6b4cf824fa65a018c739a0a640a2b394954a25686927f69a0dd4.apk
Resource
android-x64-20260129-en
Behavioral task
behavioral3
Sample
flubot_v5.3_e9ff37663a8c6b4cf824fa65a018c739a0a640a2b394954a25686927f69a0dd4.apk
Resource
android-x64-arm64-20260129-en
General
- Target flubot_v5.3_e9ff37663a8c6b4cf824fa65a018c739a0a640a2b394954a25686927f69a0dd4.apk
- Size 5.5MB
- Sample260219-nsa67ady3h
- SHA256 e9ff37663a8c6b4cf824fa65a018c739a0a640a2b394954a25686927f69a0dd4
- MD5 a4e52ac69d698f7e483dfc3620d3f11f
- SHA1 762b09ace083dc88ee76dbbac8447d637cbe08d3
- SHA512 78fbae91eecde88a9f608f32cf04d0685f6932c4a03950b01974352e0f0c45366008d02cfe2b7a2fa08d231cc9c921c52f465b18f9225b61e6cde9057afdbd73
- SSDEEP 98304:1fKRKdQfY85MrPTXnWk6bx7j9H6AiwTXl5DGS5D/F9yxrC0:1f1dQf9k0x9apwzbRD/F9yNC0
- TLSH T10E46231ABE9EE02BE483E935C068C58B840C40CD5715FB5B7769814C4EB6D84AB87FDE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- FluBot
FluBot is an android banking trojan that uses overlays.
- FluBot payload 1 IoCs
resource yara_rule behavioral3/memory/4784-0.dex family_flubot - Flubot family
- Loads dropped Dex/Jar 1 TTPs 1 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.tencent.mobileqq/IuGjIi8jf9/8g7I8eihUjGThdp/base.apk.7gIhs6g1.gGG 4784 com.tencent.mobileqq - 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.tencent.mobileqq Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.tencent.mobileqq Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.tencent.mobileqq - Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 24 api64.ipify.org 25 api64.ipify.org - 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.tencent.mobileqq - Performs UI accessibility actions on behalf of the user 1 TTPs 1 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.tencent.mobileqq - Queries information about active data network 1 TTPs 1 IoCs
description ioc Process Framework service call android.net.IConnectivityManager.getActiveNetworkInfo com.tencent.mobileqq - Requests changing the default SMS application. 2 TTPs 1 IoCs
description ioc Process Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT com.tencent.mobileqq - 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.tencent.mobileqq - Requests enabling of the accessibility settings. 1 IoCs
description ioc Process Intent action android.settings.ACCESSIBILITY_SETTINGS com.tencent.mobileqq - Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.tencent.mobileqq
Processes
-
com.tencent.mobileqq1⤵
- 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
- Requests changing the default SMS application.
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Requests enabling of the accessibility settings.
- Uses Crypto APIs (Might try to encrypt user data)
PID:4784
Network
MITRE ATT&CK Mobile v16
Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path /data/user/0/com.tencent.mobileqq/IuGjIi8jf9/8g7I8eihUjGThdp/base.apk.7gIhs6g1.gGG
- Size 2.0MB
- SHA256 958661e0f547f4583a66d749c825d74da30281fa13fcbfa14aa9d481d87fcdd8
- MD5 dc260636382128986637285ed611261d
- SHA1 4460fa17ad4951d58f43b5105965b9cd3094111a
- SHA512 720696275391deadfd486f4bd2393dc8d9ebc820c525865c826a1641332ac3dc8bfe8fda19488ece9d4f54f96268a87f154a4d6145aa1997a4cada79170446ce
- SSDEEP 24576:hFpl1VQ7VURgxoY09G30vXFXxNotNdsJCu/MN48c0GLe:VU/xsXoY/MIe
- TLSH T1C8A5A50D9B51EE11E6995B79DDBBC72033BAA240DF4B9F17130CAB6D2C422953A421CF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path /data/user/0/com.tencent.mobileqq/IuGjIi8jf9/8g7I8eihUjGThdp/tmp-base.apk.7gIhs6g7523926306482599282.gGG
- Size 914KB
- SHA256 c3f337b143d89b24fe756b53924ccc515c982c0fb12d0ba997909967cc06442b
- MD5 c0096dd914887bbadfabe8fc6e876949
- SHA1 707ef8ba2764e8691ee448ae74b36673d5033b99
- SHA512 2095f75a0e4a8b9fbb1714a8bed2f12ec91a51fec2d53108ce3e4a1cc7f7abe7d7a0041586df8f6658feef155a2ba8747b2819416ffe535e937f61e97171b95c
- SSDEEP 24576:w0oL/WlDsCnEvLfiZD7erfTfeAioaccYHanbg8:w0I/usCgfao76bj
- TLSH T1501533D88C41DA5277E5A1624A78D81CD953A1888CF3F37FECA42245376F0689FE2F45
- MD5 SHA1 SHA512 SSDEEP TLSH