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Analysis
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max time kernel
86s -
max time network
131s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system -
submitted
28/01/2025, 22:09
Static task
static1
Behavioral task
behavioral1
Sample
e13976af9c5b0fcf2754484922dd040d3754eb8b07c33c89474352a81a2346c5.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
e13976af9c5b0fcf2754484922dd040d3754eb8b07c33c89474352a81a2346c5.apk
Resource
android-x64-20240910-en
Behavioral task
behavioral3
Sample
e13976af9c5b0fcf2754484922dd040d3754eb8b07c33c89474352a81a2346c5.apk
Resource
android-x64-arm64-20240624-en
General
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Target
e13976af9c5b0fcf2754484922dd040d3754eb8b07c33c89474352a81a2346c5.apk
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Size
1.7MB
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MD5
64930e90e8256f9f1bbedb69bb9e50ee
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SHA1
173510ac92a5d95b4dfbfe9e79f6e19850b36dec
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SHA256
e13976af9c5b0fcf2754484922dd040d3754eb8b07c33c89474352a81a2346c5
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SHA512
50a9d966f170dc9e20d4d105e265bb147184b92517a6c549135c6ec7adb96d48f6fe83b2db50374a6658fcd2b74976852c70cecb3d76ce1e0a86f91eb5966036
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SSDEEP
49152:HKKgcBrpasMOjcEb8Am/xwA0gbu/NWz/t11SF4FeU3sLZQNT+:HKKgcJwLG8Am2XNWDaLFC+
Malware Config
Extracted
cerberus
http://83.136.233.183/
Signatures
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Cerberus family
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pid Process 4255 com.bring.tomorrow 4255 com.bring.tomorrow -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.bring.tomorrow/app_DynamicOptDex/atKMx.json 4279 /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/com.bring.tomorrow/app_DynamicOptDex/atKMx.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.bring.tomorrow/app_DynamicOptDex/oat/x86/atKMx.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.bring.tomorrow/app_DynamicOptDex/atKMx.json 4255 com.bring.tomorrow -
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.bring.tomorrow Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.bring.tomorrow Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.bring.tomorrow -
Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.bring.tomorrow android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.bring.tomorrow android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.bring.tomorrow android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.bring.tomorrow -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.bring.tomorrow -
Requests changing the default SMS application. 2 TTPs 1 IoCs
description ioc Process Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT com.bring.tomorrow -
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.bring.tomorrow -
Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs
description ioc Process Framework API call android.hardware.SensorManager.registerListener com.bring.tomorrow -
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.bring.tomorrow -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.bring.tomorrow -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.bring.tomorrow
Processes
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com.bring.tomorrow1⤵
- Removes its main activity from the application launcher
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Requests changing the default SMS application.
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Listens for changes in the sensor environment (might be used to detect emulation)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks CPU information
- Checks memory information
PID:4255 -
/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/com.bring.tomorrow/app_DynamicOptDex/atKMx.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.bring.tomorrow/app_DynamicOptDex/oat/x86/atKMx.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4279
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Network
MITRE ATT&CK Mobile v15
Defense Evasion
Download New Code at Runtime
1Hide Artifacts
3Suppress Application Icon
1User Evasion
2Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD566ee8a2eabe0c7d433d255d58ad81720
SHA1bacb041a3df0124fd25049a72c06146667cd1e6d
SHA256a1a5ec74e9a28791d5fd9bcdd0021ebcaca3a262bd46e82070fcd5047623b62a
SHA51224ae5e242507a336125268f3a1c37e650a57dbfc1da51f313507273b8b881d64fb4b542267382d0ac27bbe4a304b1943917773ef43cbf92e2ca5e2bfeab69665
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Filesize
64KB
MD5019fc4a1f264919cb925ec50911bc06c
SHA1c560b4a78faf6f15b69d22a100ba3f0008108920
SHA2567785d4e15b191238eef2bd1f8aaac3c9b776b8c039696093e6576f347bddaa67
SHA51288fb283255564490c661c621554a5f221a88307107e5e7dd42a3a2603994852e604a06fdb36e929aeb700deceb7576a8e047ffe3d6ba13547b7d023941a6647f
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Filesize
241B
MD5bb1b6c716a0a5d63bf40a608fdaab226
SHA1c94490c76b7b531576a686c0a1cec35517818990
SHA256f972176c63bdbedda5960b2fd2247f7291b7552575e3858c6f092c8638c9d453
SHA512e295fb920a868b67a6fd9fb29a09cfd0358f4603425b50fa621fa7b6f6e8023ae1305a218b6d6faa83ae92621b8f0c53f3789deefd1adc13ac25197db796b249
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Filesize
118KB
MD59fa1d3bb273dc75a540b67525ed18c7c
SHA1ab315e871af1c869477fdc2e4ef8330932792288
SHA2560512063947759a068a989abdf1bd1b298c6f7efb76a813a92714d9f9711a9561
SHA51287d225e5e0fd47d40d35eba1d8fffa3ca6f78aec6a20dce6330d65dc9c24114b61d18503468bb2e261253859559cdd7c2236a0a293ad9b8fa149863927e4a354
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Filesize
118KB
MD5319edfc7800cd95f601e378877da93dd
SHA148dfc57aab013d0edafe34829dbe91ff7eac0fc6
SHA256633eef55f1182663b9f0cefe056fc85a9fd1c5a4a146201a17677074c10afb85
SHA5127b9de6b544731c3134e40503c73d261c65f0234ae511ba46e3829fa4d836b2d1f993e1082340ba1dcd89c4f1a8d3dd5a5bf83eaf9bf5ad004c0758d80cf7d1f9