Analysis Overview
SHA256
efa196246d3a9916303620bfef0154b52816de9e100343b6a1da20f75673d30a
Threat Level: Likely malicious
The file 02e1301e6052cc378cc17bbc293c9987_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Removes its main activity from the application launcher
Obtains sensitive information copied to the device clipboard
Tries to add a device administrator.
Queries the phone number (MSISDN for GSM devices)
Checks memory information
Queries the mobile country code (MCC)
Queries information about running processes on the device
Registers a broadcast receiver at runtime (usually for listening for system events)
Checks if the internet connection is available
Declares broadcast receivers with permission to handle system events
Acquires the wake lock
Requests dangerous framework permissions
Queries the unique device ID (IMEI, MEID, IMSI)
Reads information about phone network operator.
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-04-27 08:57
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 |
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| 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 monitor incoming MMS messages. | android.permission.RECEIVE_MMS | N/A | N/A |
| Allows an application to write to external storage. | android.permission.WRITE_EXTERNAL_STORAGE | 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 read the user's contacts data. | android.permission.READ_CONTACTS | 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 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 create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. | android.permission.SYSTEM_ALERT_WINDOW | N/A | N/A |
| Allows an application to read or write the system settings. | android.permission.WRITE_SETTINGS | N/A | N/A |
| Allows access to the list of accounts in the Accounts Service. | android.permission.GET_ACCOUNTS | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-27 08:57
Reported
2024-04-27 08:59
Platform
android-x86-arm-20240221-en
Max time kernel
149s
Max time network
139s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks memory information
| Description | Indicator | Process | Target |
| File opened for read | /proc/meminfo | N/A | N/A |
Queries information about running processes on the device
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.getRunningAppProcesses | N/A | N/A |
Queries the mobile country code (MCC)
| Description | Indicator | Process | Target |
| Framework service call | com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone | N/A | N/A |
Registers a broadcast receiver at runtime (usually for listening for system events)
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.registerReceiver | 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 |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Checks if the internet connection is available
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | N/A | N/A |
Reads information about phone network operator.
Processes
com.rezina.serviceupdate
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | empty.rezinaural.net | udp |
| US | 1.1.1.1:53 | isset.taganrogrezina.net | udp |
| US | 1.1.1.1:53 | semanticlocation-pa.googleapis.com | udp |
| GB | 216.58.204.74:443 | semanticlocation-pa.googleapis.com | tcp |
| GB | 216.58.201.110:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 216.58.204.78:443 | android.apis.google.com | tcp |
| GB | 172.217.169.10:443 | semanticlocation-pa.googleapis.com | tcp |
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-27 08:57
Reported
2024-04-27 08:59
Platform
android-x64-20240221-en
Max time kernel
150s
Max time network
156s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks memory information
| Description | Indicator | Process | Target |
| File opened for read | /proc/meminfo | N/A | N/A |
Obtains sensitive information copied to the device clipboard
| Description | Indicator | Process | Target |
| Framework service call | android.content.IClipboard.addPrimaryClipChangedListener | N/A | N/A |
Queries information about running processes on the device
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.getRunningAppProcesses | N/A | N/A |
Queries the mobile country code (MCC)
| Description | Indicator | Process | Target |
| Framework service call | com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone | N/A | N/A |
Queries the phone number (MSISDN for GSM devices)
Registers a broadcast receiver at runtime (usually for listening for system events)
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.registerReceiver | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Checks if the internet connection is available
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | N/A | N/A |
Queries the unique device ID (IMEI, MEID, IMSI)
Reads information about phone network operator.
Processes
com.rezina.serviceupdate
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 142.250.187.200:443 | ssl.google-analytics.com | tcp |
| US | 1.1.1.1:53 | empty.rezinaural.net | udp |
| US | 1.1.1.1:53 | isset.taganrogrezina.net | udp |
| US | 1.1.1.1:53 | semanticlocation-pa.googleapis.com | udp |
| GB | 172.217.169.42:443 | semanticlocation-pa.googleapis.com | tcp |
| GB | 142.250.187.206:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 216.58.201.110:443 | android.apis.google.com | tcp |
| GB | 216.58.212.202:443 | tcp | |
| GB | 142.250.187.196:443 | tcp | |
| GB | 142.250.187.196:443 | tcp | |
| GB | 216.58.204.66:443 | tcp | |
| GB | 142.250.180.14:443 | tcp |
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-04-27 08:57
Reported
2024-04-27 08:59
Platform
android-x64-arm64-20240221-en
Max time kernel
152s
Max time network
133s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks memory information
| Description | Indicator | Process | Target |
| File opened for read | /proc/meminfo | N/A | N/A |
Obtains sensitive information copied to the device clipboard
| Description | Indicator | Process | Target |
| Framework service call | android.content.IClipboard.addPrimaryClipChangedListener | N/A | N/A |
Queries information about running processes on the device
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.getRunningAppProcesses | N/A | N/A |
Queries the phone number (MSISDN for GSM devices)
Tries to add a device administrator.
| Description | Indicator | Process | Target |
| Intent action | android.app.action.ADD_DEVICE_ADMIN | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Checks if the internet connection is available
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | N/A | N/A |
Reads information about phone network operator.
Processes
com.rezina.serviceupdate
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 142.250.200.10:443 | udp | |
| GB | 142.250.200.14:443 | udp | |
| GB | 142.250.200.46:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 216.58.201.110:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 216.58.201.104:443 | ssl.google-analytics.com | tcp |
| US | 1.1.1.1:53 | empty.rezinaural.net | udp |
| US | 1.1.1.1:53 | isset.taganrogrezina.net | udp |
| GB | 142.250.200.4:443 | tcp | |
| GB | 142.250.200.4:443 | tcp |