Analysis
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max time kernel
147s -
max time network
156s -
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
31-08-2024 22:02
Static task
static1
Behavioral task
behavioral1
Sample
4de12fec9164d7fb012f9b36ab18204bd4944361adb6e298e1b750761bd60fea.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
4de12fec9164d7fb012f9b36ab18204bd4944361adb6e298e1b750761bd60fea.apk
Resource
android-x64-20240624-en
Behavioral task
behavioral3
Sample
4de12fec9164d7fb012f9b36ab18204bd4944361adb6e298e1b750761bd60fea.apk
Resource
android-x64-arm64-20240624-en
General
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Target
4de12fec9164d7fb012f9b36ab18204bd4944361adb6e298e1b750761bd60fea.apk
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Size
1.3MB
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MD5
5a5437f4c0172dcc5be03c0b59f4fee6
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SHA1
1a6b07b50c4a7e0fc6e6d7bd9ef2ca9f0cdbb8d4
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SHA256
4de12fec9164d7fb012f9b36ab18204bd4944361adb6e298e1b750761bd60fea
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SHA512
86460429134c7a5d8e05f2f09a114963059948190c038bebb8f8b344e707bc43ddb792d6739cbe25671d2853b85b1d5a8eb693aaaa07b63c481be152b3b43071
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SSDEEP
24576:oM4Mq6eoqSDlp+Z50Syj9NCHksT2FFVHMULKixsm/LInOkm/R5+mv4AwKrSVc:Pfq6vPlM50S4IEuujMmxs4IOn/R5+QxF
Malware Config
Extracted
cerberus
http://sapwatsuop.ru
Signatures
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pid Process 4258 com.link.visa 4258 com.link.visa -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.link.visa/app_DynamicOptDex/gX.json 4285 /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.link.visa/app_DynamicOptDex/gX.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.link.visa/app_DynamicOptDex/oat/x86/gX.odex --compiler-filter=quicken --class-loader-context=& /data/user/0/com.link.visa/app_DynamicOptDex/gX.json 4258 com.link.visa -
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.link.visa Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText com.link.visa Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.link.visa -
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.link.visa android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.link.visa android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.link.visa android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.link.visa -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.link.visa -
Requests changing the default SMS application. 2 TTPs 1 IoCs
description ioc Process Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT com.link.visa -
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.link.visa -
Tries to add a device administrator. 2 TTPs 1 IoCs
description ioc Process Intent action android.app.action.ADD_DEVICE_ADMIN com.link.visa -
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.link.visa -
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.link.visa -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.link.visa -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.link.visa
Processes
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com.link.visa1⤵
- 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).
- Tries to add a device administrator.
- 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:4258 -
/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.link.visa/app_DynamicOptDex/gX.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.link.visa/app_DynamicOptDex/oat/x86/gX.odex --compiler-filter=quicken --class-loader-context=&2⤵
- Loads dropped Dex/Jar
PID:4285
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Network
MITRE ATT&CK Mobile v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Device Administrator Permissions
1Defense 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
MD5f1ff7198ab38cb4e65b7bcc130d086bb
SHA15827b20502d383b502e7b5b21612cce2b25a1716
SHA256ed5c097816f73c2c3d3002caedca5630bb11d50bb22e958346a950df07aeeaab
SHA512966597175763795875cb807198252f8c557e458e7a08aa8f0408601c4ed4a9a34a78a92a7d2ebbd0f1c2053b0d97883604d62fd5f5ba2b0b4580260ee9e028de
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Filesize
64KB
MD532ccf10a2a3ae811901cbcce5051dbbf
SHA104815d79f0a99a2f7649f47f95a61ea7c90e0ac5
SHA256d008472c0ae1119dd6df2e7197979dac459498a1386ff304d6b9e4348c88e9b6
SHA512375de24eac75270ceac01e0efb32e55d6877e10dd2ff6e8c2589f00dc5d8b4e07ef98930a440d254ab19dacd9967421ec5b3b0c9c4dc2851425c39045f40bf74
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Filesize
222B
MD50dd9a0ac500bafb708499d63d7d97dba
SHA173b193b1cc9cd360290e911f8ba43ba8682d4032
SHA25673ad1d498e466e72347c8ae01ad16bc8c91da13e47d58e7c56ab9660a7ef97cd
SHA51238db01e8a6daa13a9828705c5e265244792bcbcbdc2b303dc5d2ef05087c80943e75dc44997cb2524ac38bf133998be3653caaef8d163b0b5c277bb48c51f602
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Filesize
118KB
MD5e1b838a23cdc81de69cb97b2e3ea05ab
SHA108353775ff15c1cf37df26136a9df86d318d80b7
SHA2568ae7c4edc53d73054191a8c0f3096f04d382eba92e6e765e06dfe9851c239714
SHA51244e4eace7a15b0337a2a58d07b470da6c747e9ebe97dadb4e9cfaf13a01ed504940a62cc71c02a0dfa5e10c880dc94a014feff2fbb85fd3d6389042c1f327ec7
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Filesize
118KB
MD56ce4981964f8500b60a2e03ad9c6d449
SHA13276dd791664b38dc6524bc11132fde0c6e53e87
SHA2567226f32c8d167145bffae53471694806701c1b86df3e9f53df546ebf9a4d25a3
SHA5127fddbac8577c4427cece0095ad4d23445162d69785f2c5ab3f15feb186d0722229faa50fad58e8649b1237d4f98851d34be53ae7b2e1b6074b59ad65dcf73623