Analysis Overview
SHA256
a25bf4bdb2ed9872456af0057eb21ce31fd03d680d63a9da469519060b4814bc
Threat Level: Likely malicious
The file target.apk was found to be: Likely malicious.
Malicious Activity Summary
Removes its main activity from the application launcher
Makes use of the framework's Accessibility service
Loads dropped Dex/Jar
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Performs UI accessibility actions on behalf of the user
Declares broadcast receivers with permission to handle system events
Requests dangerous framework permissions
Acquires the wake lock
Declares services with permission to bind to the system
Requests enabling of the accessibility settings.
Schedules tasks to execute at a specified time
Uses Crypto APIs (Might try to encrypt user data)
MITRE ATT&CK
Mobile Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-03 21:44
Signatures
Declares broadcast receivers with permission to handle system events
| Description | Indicator | Process | Target |
| Required by device admin receivers to bind with the system. Allows apps to manage device administration features. | android.permission.BIND_DEVICE_ADMIN | N/A | N/A |
Declares services with permission to bind to the system
| Description | Indicator | Process | Target |
| Required by accessibility services to bind with the system. Allows apps to access accessibility features. | android.permission.BIND_ACCESSIBILITY_SERVICE | N/A | N/A |
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| Allows access to the list of accounts in the Accounts Service. | android.permission.GET_ACCOUNTS | N/A | N/A |
| Allows an application to read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows an application to write to external storage. | android.permission.WRITE_EXTERNAL_STORAGE | N/A | N/A |
| Allows an application to read from external storage. | android.permission.READ_EXTERNAL_STORAGE | N/A | N/A |
| Allows an application to read SMS messages. | android.permission.READ_SMS | N/A | N/A |
| Allows an application to send SMS messages. | android.permission.SEND_SMS | N/A | N/A |
| Allows an application to receive SMS messages. | android.permission.RECEIVE_SMS | N/A | N/A |
| Allows an application to write the user's contacts data. | android.permission.WRITE_CONTACTS | N/A | N/A |
| Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. | android.permission.READ_PHONE_STATE | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-03 21:44
Reported
2024-11-03 21:46
Platform
android-x86-arm-20240624-en
Max time kernel
139s
Max time network
145s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
Makes use of the framework's Accessibility service
| Description | Indicator | Process | Target |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId | N/A | N/A |
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Requests enabling of the accessibility settings.
| Description | Indicator | Process | Target |
| Intent action | android.settings.ACCESSIBILITY_SETTINGS | N/A | N/A |
Schedules tasks to execute at a specified time
| Description | Indicator | Process | Target |
| Framework service call | android.app.job.IJobScheduler.schedule | N/A | N/A |
Uses Crypto APIs (Might try to encrypt user data)
| Description | Indicator | Process | Target |
| Framework API call | javax.crypto.Cipher.doFinal | N/A | N/A |
Processes
artwork.differ.kitchen
/system/bin/dex2oat --debuggable --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 --debuggable --generate-mini-debug-info --dex-file=/data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/artwork.differ.kitchen/app_DynamicOptDex/oat/x86/wumso.odex --compiler-filter=quicken --class-loader-context=&
artwork.differ.kitchen:cproc
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 216.58.213.10:443 | tcp | |
| US | 1.1.1.1:53 | semanticlocation-pa.googleapis.com | udp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| GB | 142.250.200.46:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.187.206:443 | android.apis.google.com | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
Files
/data/data/artwork.differ.kitchen/app_DynamicOptDex/wumso.json
| MD5 | 697f9bc2aaa121bb62bd391658ca297b |
| SHA1 | 0877f5cf03074aa0bcf4ef08a1c1e49603d9d95e |
| SHA256 | 05e067405d0652cecbbd7efe627958de7e61b4bbaf925818acef58bfa4337336 |
| SHA512 | 1533880d87096c1a8bd721cc87a3ec804b42e4e9244d3a6bb430e895b7b3eddbcf60e1dda6b50589700a7498eb3158f5d591e91b845d67e439f3f00e6149f923 |
/data/data/artwork.differ.kitchen/app_DynamicOptDex/wumso.json
| MD5 | 477ff918c411653ea081fadffcf1b616 |
| SHA1 | 22596bd0ac2add86520fe4c1baac0ec2d1883128 |
| SHA256 | 8bd7dcc276bcd620054d13de928606eac85102bb32e1544eb3fae3a198adc71c |
| SHA512 | 56854f9ed86406f8dc3ce50adfae3824def1b0de95d0ff7b5b78e5cb0388f51a95d8df125340e8f58299c72f83a6d52a0c8c297d2fda241a5cb76b6a9e355ac2 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-03 21:44
Reported
2024-11-03 21:46
Platform
android-x64-20240624-en
Max time kernel
138s
Max time network
145s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
Makes use of the framework's Accessibility service
| Description | Indicator | Process | Target |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId | N/A | N/A |
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Schedules tasks to execute at a specified time
| Description | Indicator | Process | Target |
| Framework service call | android.app.job.IJobScheduler.schedule | N/A | N/A |
Uses Crypto APIs (Might try to encrypt user data)
| Description | Indicator | Process | Target |
| Framework API call | javax.crypto.Cipher.doFinal | N/A | N/A |
Processes
artwork.differ.kitchen
artwork.differ.kitchen:cproc
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 216.58.204.72:443 | ssl.google-analytics.com | tcp |
| GB | 142.250.187.206:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.200.46:443 | android.apis.google.com | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| GB | 216.58.201.100:443 | tcp | |
| GB | 216.58.201.100:443 | tcp | |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
Files
/data/data/artwork.differ.kitchen/app_DynamicOptDex/wumso.json
| MD5 | 697f9bc2aaa121bb62bd391658ca297b |
| SHA1 | 0877f5cf03074aa0bcf4ef08a1c1e49603d9d95e |
| SHA256 | 05e067405d0652cecbbd7efe627958de7e61b4bbaf925818acef58bfa4337336 |
| SHA512 | 1533880d87096c1a8bd721cc87a3ec804b42e4e9244d3a6bb430e895b7b3eddbcf60e1dda6b50589700a7498eb3158f5d591e91b845d67e439f3f00e6149f923 |
/data/data/artwork.differ.kitchen/app_DynamicOptDex/wumso.json
| MD5 | 477ff918c411653ea081fadffcf1b616 |
| SHA1 | 22596bd0ac2add86520fe4c1baac0ec2d1883128 |
| SHA256 | 8bd7dcc276bcd620054d13de928606eac85102bb32e1544eb3fae3a198adc71c |
| SHA512 | 56854f9ed86406f8dc3ce50adfae3824def1b0de95d0ff7b5b78e5cb0388f51a95d8df125340e8f58299c72f83a6d52a0c8c297d2fda241a5cb76b6a9e355ac2 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-11-03 21:44
Reported
2024-11-03 21:46
Platform
android-x64-arm64-20240624-en
Max time kernel
138s
Max time network
146s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
| N/A | /data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json | N/A | N/A |
Makes use of the framework's Accessibility service
| Description | Indicator | Process | Target |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId | N/A | N/A |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId | N/A | N/A |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText | N/A | N/A |
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Performs UI accessibility actions on behalf of the user
| Description | Indicator | Process | Target |
| N/A | android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction | N/A | N/A |
Requests enabling of the accessibility settings.
| Description | Indicator | Process | Target |
| Intent action | android.settings.ACCESSIBILITY_SETTINGS | N/A | N/A |
Schedules tasks to execute at a specified time
| Description | Indicator | Process | Target |
| Framework service call | android.app.job.IJobScheduler.schedule | N/A | N/A |
Uses Crypto APIs (Might try to encrypt user data)
| Description | Indicator | Process | Target |
| Framework API call | javax.crypto.Cipher.doFinal | N/A | N/A |
Processes
artwork.differ.kitchen
artwork.differ.kitchen:cproc
Network
| Country | Destination | Domain | Proto |
| GB | 142.250.187.238:443 | tcp | |
| GB | 142.250.187.238:443 | tcp | |
| GB | 142.250.187.238:443 | tcp | |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 216.58.213.8:443 | ssl.google-analytics.com | tcp |
| GB | 216.58.204.78:443 | android.apis.google.com | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| GB | 142.250.200.36:443 | tcp | |
| GB | 142.250.200.36:443 | tcp | |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
| RU | 185.215.113.90:80 | 185.215.113.90 | tcp |
Files
/data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json
| MD5 | 697f9bc2aaa121bb62bd391658ca297b |
| SHA1 | 0877f5cf03074aa0bcf4ef08a1c1e49603d9d95e |
| SHA256 | 05e067405d0652cecbbd7efe627958de7e61b4bbaf925818acef58bfa4337336 |
| SHA512 | 1533880d87096c1a8bd721cc87a3ec804b42e4e9244d3a6bb430e895b7b3eddbcf60e1dda6b50589700a7498eb3158f5d591e91b845d67e439f3f00e6149f923 |
/data/user/0/artwork.differ.kitchen/app_DynamicOptDex/wumso.json
| MD5 | 477ff918c411653ea081fadffcf1b616 |
| SHA1 | 22596bd0ac2add86520fe4c1baac0ec2d1883128 |
| SHA256 | 8bd7dcc276bcd620054d13de928606eac85102bb32e1544eb3fae3a198adc71c |
| SHA512 | 56854f9ed86406f8dc3ce50adfae3824def1b0de95d0ff7b5b78e5cb0388f51a95d8df125340e8f58299c72f83a6d52a0c8c297d2fda241a5cb76b6a9e355ac2 |