Analysis
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max time kernel
147s -
max time network
151s -
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
26/03/2025, 09:49
Static task
static1
Behavioral task
behavioral1
Sample
a34c1e334e9d76e97b8e8ac6b88bbc45cbed7ab7fc3a62e2f348c940136778af.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
a34c1e334e9d76e97b8e8ac6b88bbc45cbed7ab7fc3a62e2f348c940136778af.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
a34c1e334e9d76e97b8e8ac6b88bbc45cbed7ab7fc3a62e2f348c940136778af.apk
Resource
android-x64-arm64-20240910-en
General
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Target
a34c1e334e9d76e97b8e8ac6b88bbc45cbed7ab7fc3a62e2f348c940136778af.apk
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Size
4.1MB
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MD5
bd0ee78cded55ff30a37c670cfa66236
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SHA1
70d690a40fb7307280d2bebf77615e757c7f6513
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SHA256
a34c1e334e9d76e97b8e8ac6b88bbc45cbed7ab7fc3a62e2f348c940136778af
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SHA512
f6e5dabbced24b03f44c40d189d27dee8e9a085cf4499d903289ee556b992557f6ffc33f13e58fbc3dfce3ad89a6834cad10a9c34764b6a372316bd7bab2fd53
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SSDEEP
98304:k5GKk+jrrhCMTMI+On1L0Mcuw4P4dhdJAiA0vd3iYZQl:SGa7lYRQh0McufP0AiLsH
Malware Config
Signatures
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TeaBot
TeaBot is an android banker first seen in January 2021.
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TeaBot payload 2 IoCs
resource yara_rule behavioral1/files/fstream-2.dat family_teabot behavioral1/memory/4334-1.dex family_teabot -
Teabot family
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pid Process 4334 subject.exhaust.play -
Loads dropped Dex/Jar 1 TTPs 3 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/subject.exhaust.play/app_DynamicOptDex/ulXNC.json 4334 subject.exhaust.play /data/user/0/subject.exhaust.play/app_DynamicOptDex/ulXNC.json 4360 /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/subject.exhaust.play/app_DynamicOptDex/ulXNC.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/subject.exhaust.play/app_DynamicOptDex/oat/x86/ulXNC.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/subject.exhaust.play/app_DynamicOptDex/ulXNC.json 4334 subject.exhaust.play -
Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId subject.exhaust.play Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId subject.exhaust.play -
Acquires the wake lock 1 IoCs
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock subject.exhaust.play -
Performs UI accessibility actions on behalf of the user 1 TTPs 7 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction subject.exhaust.play -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone subject.exhaust.play -
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 subject.exhaust.play -
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 subject.exhaust.play -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo subject.exhaust.play -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo subject.exhaust.play
Processes
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subject.exhaust.play1⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- 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)
- Checks CPU information
- Checks memory information
PID:4334 -
/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/subject.exhaust.play/app_DynamicOptDex/ulXNC.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/subject.exhaust.play/app_DynamicOptDex/oat/x86/ulXNC.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4360
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Network
MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Hide Artifacts
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
977B
MD5b16b88ae22adff18035dc4f930012813
SHA12ed5eca4dc4f6920e646da0529588f8947f71b3f
SHA256b703dbdbcf203f8a7ae7fa6c6de621a64dd80b26c24393cd68ef938aed19ad84
SHA512bc4adb87da0d64a098c649d7ecb3b27c8ee59629ce2c432e2375e4ba4dab89bd07ac5f3f8b3c99a035d05df35274c8bd4cb75b343fab92cd13c0a5dbbebd80d8
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Filesize
1.2MB
MD510d446daca47f5f2f0c5de4280408c15
SHA1dfbda37b38eef397e1e5ef06729ea8894fe1dfa9
SHA256800eed0e3318eeb602066c1a4027c1e5a81aca53c6483cc11f64ed14de9726c3
SHA5123afdca401822b283a78ea6070a5ab7be7ee29dc30dcedf0c840e9ab688ef613dab7252ee28196eca404a357def92b6ad4418283f33bef410ccd08d1946d784fb
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Filesize
1.2MB
MD5513129acd55676ccfcb4fe14e416f5f4
SHA18664df47e10463f008cbb5307792939efde32ee6
SHA2561b52eec113f562186d5dac682b16975a9fe284627c8ba7b3b8c0c2c0c8ded9e7
SHA512acac5b4f2964d73c865bfb5eee2ad28835b14555d71f74d65bc88a006137c15c898d198875cc9a01199f056bee25919372b67cc19d9f352d4d6712ad79e1bafe
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Filesize
1.2MB
MD5064a5e63b4478a2d216c2f63a74895c1
SHA1f321e612c1a9576756fbd62a2dba21d6bcadb10a
SHA25648184a421e460f484e651dcb1168817bd205d5275b012093c36e78a9d55b7cc5
SHA512b59d8ba767ca9feb522ebc38d4b6bed373168f4e71923355e46862c897581e6c1b1f25dc73b7fc964c34a4bd180f9691b36323015da4ad49d8e0be2b9c07a2a5