Analysis Overview
SHA256
a5b616c93ea1a228a46c5c1a498731c47bd1b721c518ff933d86c5806884bfe8
Threat Level: Known bad
The file client.apk was found to be: Known bad.
Malicious Activity Summary
Spynote family
Spynote payload
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).
Requests enabling of the accessibility settings.
Tries to add a device administrator.
Requests dangerous framework permissions
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2023-04-24 16:30
Signatures
Spynote family
Spynote payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| Required to be able to access the camera device. | android.permission.CAMERA | 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 write (but not read) the user's call log data. | android.permission.WRITE_CALL_LOG | N/A | N/A |
| Allows an application to write to external storage. | android.permission.WRITE_EXTERNAL_STORAGE | N/A | N/A |
| Required to be able to access the camera device. | android.permission.CAMERA | N/A | N/A |
| Allows access to the list of accounts in the Accounts Service. | android.permission.GET_ACCOUNTS | N/A | N/A |
| Allows an application to write the user's contacts data. | android.permission.WRITE_CONTACTS | 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 record audio. | android.permission.RECORD_AUDIO | N/A | N/A |
| Allows an application to read SMS messages. | android.permission.READ_SMS | N/A | N/A |
| Allows an application to read the user's call log. | android.permission.READ_CALL_LOG | 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 |
| Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. | android.permission.CALL_PHONE | N/A | N/A |
| Allows an app to access approximate location. | android.permission.ACCESS_COARSE_LOCATION | N/A | N/A |
| Allows an app to access precise location. | android.permission.ACCESS_FINE_LOCATION | N/A | N/A |
| Allows an application to receive SMS messages. | android.permission.RECEIVE_SMS | N/A | N/A |
| Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether. | android.permission.PROCESS_OUTGOING_CALLS | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-24 16:30
Reported
2023-04-24 16:33
Platform
android-x64-20220823-en
Max time kernel
3021653s
Max time network
131s
Command Line
Signatures
Processes
cmf0.c3b5bm90zq.patch
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| NL | 142.251.39.104:443 | ssl.google-analytics.com | tcp |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| DE | 172.217.23.206:443 | android.apis.google.com | tcp |
Files
/storage/emulated/0/systeminformation.android.app/config24-04-2023.log
| MD5 | a6e1a8696b390423713539cc5f7163c9 |
| SHA1 | 12275a702131138b69705b32225a376a673988bb |
| SHA256 | c07493fba858cd89282fb85d9da5f5b0642d1112459a253de23fdcf2411234dc |
| SHA512 | 51f6ff92cce5b1be72f8d4e9e9be964fbbaccf97e93ffc26f9299bbd7bd80613cfdf1574cf89c9e472a7f87bcf8802dd5c601d656f817de5130f81a2800286d9 |
Analysis: behavioral2
Detonation Overview
Submitted
2023-04-24 16:30
Reported
2023-04-24 16:33
Platform
android-x64-arm64-20220823-en
Max time kernel
3021797s
Max time network
149s
Command Line
Signatures
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).
| Description | Indicator | Process | Target |
| Framework service call | android.content.pm.IPackageManager.getInstalledApplications | N/A | N/A |
Requests enabling of the accessibility settings.
| Description | Indicator | Process | Target |
| Intent action | android.settings.ACCESSIBILITY_SETTINGS | N/A | N/A |
Tries to add a device administrator.
| Description | Indicator | Process | Target |
| Intent action | android.app.action.ADD_DEVICE_ADMIN | N/A | N/A |
Processes
cmf0.c3b5bm90zq.patch
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| NL | 142.250.179.142:443 | tcp | |
| NL | 142.250.179.142:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| NL | 142.251.36.46:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | infinitedata-pa.googleapis.com | udp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |