Analysis Overview
SHA256
692e7b0f657ac34635e0dcd633f9c73b37d0258457d161ec6dbee26820cb72dd
Threat Level: Known bad
The file 7d71d2a2087ea3b52f2ee985fd03311f.zip was found to be: Known bad.
Malicious Activity Summary
Ermac family
Ermac2 payload
Removes its main activity from the application launcher
Registers a broadcast receiver at runtime (usually for listening for system events)
Loads dropped Dex/Jar
Queries the mobile country code (MCC)
Makes use of the framework's foreground persistence service
Requests dangerous framework permissions
Reads information about phone network operator.
Declares broadcast receivers with permission to handle system events
Acquires the wake lock
Declares services with permission to bind to the system
Uses Crypto APIs (Might try to encrypt user data)
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-05-02 00:44
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 notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. | android.permission.BIND_NOTIFICATION_LISTENER_SERVICE | N/A | N/A |
| 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 |
| Required to be able to access the camera device. | android.permission.CAMERA | 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 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 application to read the user's call log. | android.permission.READ_CALL_LOG | 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 application to read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows an application to write the user's contacts data. | android.permission.WRITE_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 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: behavioral2
Detonation Overview
Submitted
2024-05-02 00:44
Reported
2024-05-02 00:46
Platform
android-x64-20240221-en
Max time kernel
4s
Max time network
154s
Command Line
Signatures
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 |
Processes
com.nisarexubunajo.xaroca
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 | 216.58.201.104:443 | 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 |
| GB | 216.58.212.202:443 | tcp | |
| GB | 142.250.187.196:443 | tcp | |
| GB | 142.250.187.196:443 | tcp | |
| GB | 142.250.187.196:443 | tcp |
Files
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-journal
| MD5 | 82674f0ed9c35c2544b9a18c2ebf858a |
| SHA1 | da49a6488f0d6d2d82a2bf293e0bbf55d93c2c96 |
| SHA256 | c9ee5147f57c2cc66c2349ff8c71d1ce405db561ca9aaf75fcdf93a5313162d1 |
| SHA512 | 73cba0a49d8192bb0d219bcda621a8f1f45d04933ee3b65df7e19ed004482630fc55827d849feb114d40a88726a6ddb91638e61a4135cb9a1e80e18d77e134a0 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb
| MD5 | f2b4b0190b9f384ca885f0c8c9b14700 |
| SHA1 | 934ff2646757b5b6e7f20f6a0aa76c7f995d9361 |
| SHA256 | 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514 |
| SHA512 | ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-shm
| MD5 | bb7df04e1b0a2570657527a7e108ae23 |
| SHA1 | 5188431849b4613152fd7bdba6a3ff0a4fd6424b |
| SHA256 | c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479 |
| SHA512 | 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | b91e14c0946df7c10ec5a58c6af38eda |
| SHA1 | ead437913e0ebff5d45cc8a868d12fa53b6f9b70 |
| SHA256 | cb651576ed3310aef99d9586c924216f8c444034dacff949d50446c232a06266 |
| SHA512 | 349617b6282821e4954ccda1417d14bdd2b43c5793b3c2fe324e97460a25fdd1c4291966076b30ab26d2840a7fe3d76c34ef7033e0e387951366d87aae30a7c1 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | dc7e5a7d8cc608eba65dddc0bc595e77 |
| SHA1 | 1a2acb77b87e0c36a1fbe572a0f8dcdc2ffbb39f |
| SHA256 | 23e3ef160540f388561d4206085f02d4278b6ab93ea4b056089d5ddb55889b53 |
| SHA512 | 8fe16802926128a9f2064138e1d681c82c082b4b23987737d186f0694191b17d2f362c76e6b59892f709b13e18dcf8b03bafda9eb41634e57d97d389c17f221d |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | 1e438d4e56f0c18b7123a2c85168947e |
| SHA1 | 069459233e9df87cb83a44a22e393298aaa9b3b1 |
| SHA256 | c8a5407f45e1768253290cbc3ef3815f2726ffa78fb99129cf3024f8f739247c |
| SHA512 | 7987888f06c2aef681f8084f73d8110fe80cfd816c6137cef1c1fd3acf82c20df837e33f643b765eb17680124bb57a5274c7bae96a11115a3ce8f882e71749ae |
Analysis: behavioral3
Detonation Overview
Submitted
2024-05-02 00:44
Reported
2024-05-02 00:46
Platform
android-x64-arm64-20240221-en
Max time kernel
3s
Max time network
132s
Command Line
Signatures
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /system_ext/framework/androidx.window.sidecar.jar | N/A | N/A |
| N/A | /system_ext/framework/androidx.window.sidecar.jar | 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 |
Processes
com.nisarexubunajo.xaroca
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 142.250.178.14:443 | udp | |
| GB | 142.250.200.46:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.200.14:443 | android.apis.google.com | tcp |
| GB | 142.250.200.14:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 142.250.200.8:443 | ssl.google-analytics.com | tcp |
| GB | 142.250.200.36:443 | tcp | |
| GB | 142.250.200.36:443 | tcp |
Files
/system_ext/framework/androidx.window.sidecar.jar
| MD5 | bdf3529e80318eb14e53a5bf3720c10d |
| SHA1 | 25c9ace4b1af6e80ebb2572345972c56505969ba |
| SHA256 | bbc8300dd1e9cd08de8f66560c1ac2c928615b72b51cef9649f88974f586d64b |
| SHA512 | 48b9c2d01171bb651b9b54826baa51f4add48431a3efd8ceb5f7cc3bcd6f8f37edf47fabb24349dd15b3a02329cd450f90a8d164bf4f8dfae554bf3b35a8a55b |
/data/user/0/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-journal
| MD5 | 0175012f674709291148922dc6627049 |
| SHA1 | 722d799907e43248e5dcc3eb2999822b27a73075 |
| SHA256 | fbb1f0cc8616ae9427fba7c3e618f4ced4ece3568f1da2b4876a5e51aca9a09f |
| SHA512 | 9d75b4217a4e30c3b885fbfa3b7f178bc6204cd5f9bb49fbffdb20933ed47ccb7b495f9d3d2fff5c37cc8c9379e7915e7341ffda5925d847d8e5d739ab4b9d5c |
/data/user/0/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb
| MD5 | 7e858c4054eb00fcddc653a04e5cd1c6 |
| SHA1 | 2e056bf31a8d78df136f02a62afeeca77f4faccf |
| SHA256 | 9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad |
| SHA512 | d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb |
/data/user/0/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-shm
| MD5 | bb7df04e1b0a2570657527a7e108ae23 |
| SHA1 | 5188431849b4613152fd7bdba6a3ff0a4fd6424b |
| SHA256 | c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479 |
| SHA512 | 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012 |
/data/user/0/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | 3631e660093a84f72f98683a4c079442 |
| SHA1 | 4bf101c517a82945a80e099834c82a4a0e95b071 |
| SHA256 | 5bdbce1b36da545819d14e0d6d663746fcc14b2fe83b793eb80ac655a60461e8 |
| SHA512 | c93da55c4dbd62cd10b948d9d37c171fe0ab36f3a08441b84ffca432b0811e356aab34d1be617064aab826e1638caf7ebec5a2000950ddc9181c004773831b58 |
/data/user/0/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | 527311045dffb86be6756afb02e61909 |
| SHA1 | 334a6ab7bd856bae8514e9c3a501d78359aba3f4 |
| SHA256 | cf339b6a6f2b486eab76456bb7e30d906273e190d179563b52ba5f2465569c64 |
| SHA512 | 802e1a77c75b67ab8898e35e4298ce344e3b13131d94aeb766bb932e7bb81941257a40cb35d57a02f331d1d75c6f956919e6e03272c94c0a63369215ace3db28 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-02 00:44
Reported
2024-05-02 00:46
Platform
android-x86-arm-20240221-en
Max time kernel
6s
Max time network
150s
Command Line
Signatures
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Makes use of the framework's foreground persistence service
| Description | Indicator | Process | Target |
| Framework service call | android.app.IActivityManager.setServiceForeground | 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 |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | N/A | N/A |
Reads information about phone network operator.
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.nisarexubunajo.xaroca
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | semanticlocation-pa.googleapis.com | udp |
| GB | 172.217.169.10:443 | semanticlocation-pa.googleapis.com | tcp |
| GB | 142.250.178.14:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.200.14:443 | android.apis.google.com | tcp |
Files
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-journal
| MD5 | 9c271b9d0dfc671b63718574c9dd7c8d |
| SHA1 | 714ff487fad6fae0009ad6ed9df00a48a695b474 |
| SHA256 | eae517e6da5b7d84a98606548027cf6cb810d28f8bdfe108791e1fb873326130 |
| SHA512 | a76b82cdcf5fb7e94e4188f953f19efa838d2e79954ceae99c7c8ff959963909672a5d54463ed8668aef62e894413e1c794c4e1d0675dd1faac6bf81685a6957 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb
| MD5 | f2b4b0190b9f384ca885f0c8c9b14700 |
| SHA1 | 934ff2646757b5b6e7f20f6a0aa76c7f995d9361 |
| SHA256 | 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514 |
| SHA512 | ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-shm
| MD5 | bb7df04e1b0a2570657527a7e108ae23 |
| SHA1 | 5188431849b4613152fd7bdba6a3ff0a4fd6424b |
| SHA256 | c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479 |
| SHA512 | 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | 3c90ce0678c8ae196ed1dba5b4ffb498 |
| SHA1 | bbab911dff1a178830210d95e8a6ca5ae67ad4fd |
| SHA256 | 04c4dc4741779997855bc95c66794db4f8552b4c53c71351dadeba917652f3b4 |
| SHA512 | 676697f86a10174c4784eac7e3bd4b1f5027cab4c0259394985cf676b5a923d4d5372bb1c72fd78968ada6c4b17832651cdb2e420eef6b82cff0a2165ad00989 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | 6e0fe69577d5f622f7a2da494c5f486c |
| SHA1 | fa8841d6a99778ed4967d972310c387ede194057 |
| SHA256 | 0085ea66c0641b5cc2b77f9f3dc0e82d4e60d2ed4df94eddc4bd5673887294f1 |
| SHA512 | a6bd9dd4db927e5e1461cd76b20ad2854bc988f4d2852091b5db35615c8500ae0905e3c7c647b5be78b1a90eca97da7ac8afa85be96281b4ef11973539c9aaf4 |
/data/data/com.nisarexubunajo.xaroca/no_backup/androidx.work.workdb-wal
| MD5 | 34425f1ca0aa7e34ca2c25fa12fbce7e |
| SHA1 | f99bbf4091e875a94d754a5f46470ffdc691b28c |
| SHA256 | dae4f3d8c34dcac63c1867746153771ae374e29f7a59885e5a0ea83a86ea68d4 |
| SHA512 | 42f3700fbc13539063576a2715a347ca7dc0d71b3c3c67c61e3a80023516431f454fe6a829b0ff60bae1179f52090a0f5ba6d78ede4525b1785a8bc9da6bc501 |