Analysis Overview
SHA256
d86dd073759b59ad31d85513b493d9981f47f604ee29be26fc999cf00c94c388
Threat Level: Known bad
The file d86dd073759b59ad31d85513b493d9981f47f604ee29be26fc999cf00c94c388.bin was found to be: Known bad.
Malicious Activity Summary
Ermac
Ermac2 payload
Ermac family
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Removes its main activity from the application launcher
Makes use of the framework's Accessibility service
Acquires the wake lock
Declares broadcast receivers with permission to handle system events
Declares services with permission to bind to the system
Requests dangerous framework permissions
Queries the unique device ID (IMEI, MEID, IMSI)
Requests disabling of battery optimizations (often used to enable hiding in the background).
Uses Crypto APIs (Might try to encrypt user data)
MITRE ATT&CK
Mobile Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-23 22:01
Signatures
Ermac family
Ermac2 payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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 an application to request installing packages. | android.permission.REQUEST_INSTALL_PACKAGES | 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 application to receive SMS messages. | android.permission.RECEIVE_SMS | 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 read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows access to the list of accounts in the Accounts Service. | android.permission.GET_ACCOUNTS | 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 read access to the device's phone number(s). | android.permission.READ_PHONE_NUMBERS | 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 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-23 22:01
Reported
2024-02-23 22:05
Platform
android-x64-arm64-20240221-en
Max time kernel
151s
Max time network
160s
Command Line
Signatures
Ermac
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)
| Description | Indicator | Process | Target |
| Framework service call | android.content.pm.IPackageManager.getInstalledApplications | N/A | N/A |
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Queries the unique device ID (IMEI, MEID, IMSI)
Requests disabling of battery optimizations (often used to enable hiding in the background).
| Description | Indicator | Process | Target |
| Intent action | android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS | 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
com.bekebayurapo.huno
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 172.217.169.74:443 | udp | |
| GB | 216.58.213.14:443 | udp | |
| GB | 142.250.187.202:443 | tcp | |
| GB | 142.250.187.202:443 | tcp | |
| GB | 142.250.178.14:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.187.206:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 172.217.16.232:443 | ssl.google-analytics.com | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| GB | 172.217.169.4:443 | tcp | |
| GB | 172.217.169.4:443 | tcp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-23 22:01
Reported
2024-02-23 22:05
Platform
android-x86-arm-20240221-en
Max time kernel
150s
Max time network
158s
Command Line
Signatures
Ermac
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)
| Description | Indicator | Process | Target |
| Framework service call | android.content.pm.IPackageManager.getInstalledApplications | N/A | N/A |
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Requests disabling of battery optimizations (often used to enable hiding in the background).
| Description | Indicator | Process | Target |
| Intent action | android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS | 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
com.bekebayurapo.huno
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| GB | 216.58.201.110:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| GB | 142.250.200.14:443 | android.apis.google.com | tcp |
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-23 22:01
Reported
2024-02-23 22:05
Platform
android-x64-20240221-en
Max time kernel
41s
Max time network
154s
Command Line
Signatures
Ermac
Makes use of the framework's Accessibility service
| Description | Indicator | Process | Target |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText | N/A | N/A |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId | N/A | N/A |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId | 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)
| Description | Indicator | Process | Target |
| Framework service call | android.content.pm.IPackageManager.getInstalledApplications | N/A | N/A |
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Queries the unique device ID (IMEI, MEID, IMSI)
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
com.bekebayurapo.huno
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 | 142.250.187.232:443 | ssl.google-analytics.com | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| GB | 142.250.178.14:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 172.217.169.78:443 | android.apis.google.com | tcp |
| GB | 216.58.201.98:443 | tcp | |
| GB | 172.217.16.238:443 | tcp | |
| GB | 216.58.212.195:443 | tcp | |
| GB | 172.217.169.74:443 | tcp | |
| GB | 216.58.212.195:443 | tcp | |
| GB | 216.58.212.195:443 | tcp | |
| GB | 216.58.212.228:443 | tcp | |
| GB | 216.58.212.228:443 | tcp | |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| FR | 4.178.96.222:3434 | 4.178.96.222 | tcp |
| US | 1.1.1.1:53 | g.tenor.com | udp |
| GB | 172.217.169.10:443 | g.tenor.com | tcp |