Analysis Overview
SHA256
996f4efc158ad2fc507f8baf3b72fe7b5f39d097df35bfca2951068164937815
Threat Level: Shows suspicious behavior
The file 9b7cb98b2c9941a4a1f931aa5620f828_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Requests dangerous framework permissions
Domain associated with commercial stalkerware software, includes indicators from echap.eu.org
Queries information about active data network
Uses Crypto APIs (Might try to encrypt user data)
MITRE ATT&CK
Mobile Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-10 17:38
Signatures
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| 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 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 |
| Required to be able to access the camera device. | android.permission.CAMERA | N/A | N/A |
| Allows an application to record audio. | android.permission.RECORD_AUDIO | 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 or write the system settings. | android.permission.WRITE_SETTINGS | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-10 17:38
Reported
2024-06-10 17:41
Platform
android-x86-arm-20240603-en
Max time kernel
35s
Max time network
152s
Command Line
Signatures
Domain associated with commercial stalkerware software, includes indicators from echap.eu.org
| Description | Indicator | Process | Target |
| N/A | f.appjiagu.com | N/A | N/A |
Queries information about active data network
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | 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
cn.robotpen.app
chmod 755 /data/user/0/cn.robotpen.app/.jiagu/libjiagu.so
chmod 755 /data/user/0/cn.robotpen.app/.jiagu/libjiagu.so
/system/bin/dex2oat --instruction-set=x86 --dex-file=/data/data/cn.robotpen.app/.jiagu/classes.dex --dex-file=/data/data/cn.robotpen.app/.jiagu/classes.dex!classes2.dex --dex-file=/data/data/cn.robotpen.app/.jiagu/classes.dex!classes3.dex --oat-file=/data/data/cn.robotpen.app/.jiagu/oat/x86/classes.odex --inline-max-code-units=0 --compiler-filter=speed
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | f.appjiagu.com | udp |
| CN | 180.163.249.208:80 | f.appjiagu.com | tcp |
| CN | 106.63.25.33:80 | f.appjiagu.com | tcp |
| CN | 180.163.249.208:80 | f.appjiagu.com | tcp |
| GB | 142.250.187.206:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.179.238:443 | android.apis.google.com | tcp |
| CN | 106.63.25.33:80 | f.appjiagu.com | tcp |
| CN | 180.163.249.208:80 | f.appjiagu.com | tcp |
| CN | 106.63.25.33:80 | f.appjiagu.com | tcp |
| GB | 216.58.201.110:443 | tcp | |
| GB | 142.250.187.194:443 | tcp |
Files
/data/data/cn.robotpen.app/.jiagu/libjiagu.so
| MD5 | 1383b616dee6678b3591e577ace67225 |
| SHA1 | f2b0f5968b52f9c3ed022f3b3ba67e6142df89ba |
| SHA256 | 945e12ea3019404a01754579a234b21ff3c7c17c175750e514c0d404e9f30554 |
| SHA512 | 72dda5b9833701c52e44260d979f6b91dface07899aa20ea686ef3d09f3225826140b7e8c336072aca21d51e88151a3fdb6952fc53b9749051f16197e8086b60 |
/data/data/cn.robotpen.app/.jiagu/classes.dex
| MD5 | 60c37016da65bf3a1e44cba4fd703d6c |
| SHA1 | dd1b3f26f59ee083d2fb666463c7f6508c391e89 |
| SHA256 | 5d57f7af5cd9316097dec22add389d04e5706c71803b23b39f8e73e2fd5a36cf |
| SHA512 | f61499d14755e01ca48423c1872ca8866d086f92d67886b7ad71be1d9cd91c299fd0347de1187224db99ca1071183958b4453f01378dd4f0abbb9394a6b72182 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-10 17:38
Reported
2024-06-10 17:41
Platform
android-x64-20240603-en
Max time kernel
34s
Max time network
166s
Command Line
Signatures
Domain associated with commercial stalkerware software, includes indicators from echap.eu.org
| Description | Indicator | Process | Target |
| N/A | f.appjiagu.com | N/A | N/A |
Queries information about active data network
| Description | Indicator | Process | Target |
| Framework service call | android.net.IConnectivityManager.getActiveNetworkInfo | 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
cn.robotpen.app
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 216.58.201.106:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 216.58.212.206:443 | android.apis.google.com | tcp |
| US | 1.1.1.1:53 | f.appjiagu.com | udp |
| CN | 180.163.249.208:80 | f.appjiagu.com | tcp |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 142.250.180.8:443 | ssl.google-analytics.com | tcp |
| CN | 106.63.25.33:80 | f.appjiagu.com | tcp |
| CN | 180.163.249.208:80 | f.appjiagu.com | tcp |
| CN | 106.63.25.33:80 | f.appjiagu.com | tcp |
| GB | 172.217.169.14:443 | tcp | |
| GB | 142.250.200.34:443 | tcp | |
| CN | 180.163.249.208:80 | f.appjiagu.com | tcp |
| CN | 106.63.25.33:80 | f.appjiagu.com | tcp |
| US | 1.1.1.1:53 | semanticlocation-pa.googleapis.com | udp |
| GB | 216.58.213.10:443 | semanticlocation-pa.googleapis.com | tcp |
| GB | 142.250.178.4:443 | tcp | |
| GB | 142.250.178.4:443 | tcp | |
| GB | 172.217.169.46:443 | tcp |
Files
/data/data/cn.robotpen.app/.jiagu/libjiagu_64.so
| MD5 | fe499af830d13d61e81eb64ad109a06e |
| SHA1 | 49898e14b29efc938099c7a4acc05064a09d5831 |
| SHA256 | b0a8f05575799435edaa9aa48319c459062259cc127748fc123536ad79f11470 |
| SHA512 | 8f4edfb2b22d326e55fb6186ce66640300f150e236e5c5bc69206bb21c8b4bbf9e4b759f2210ade37fea15c6772bfacb8510d03b6cbe1e6c966298c7d7a7055a |
/data/data/cn.robotpen.app/.jiagu/libjiagu.so
| MD5 | 1383b616dee6678b3591e577ace67225 |
| SHA1 | f2b0f5968b52f9c3ed022f3b3ba67e6142df89ba |
| SHA256 | 945e12ea3019404a01754579a234b21ff3c7c17c175750e514c0d404e9f30554 |
| SHA512 | 72dda5b9833701c52e44260d979f6b91dface07899aa20ea686ef3d09f3225826140b7e8c336072aca21d51e88151a3fdb6952fc53b9749051f16197e8086b60 |
/data/data/cn.robotpen.app/.jiagu/classes.dex
| MD5 | 60c37016da65bf3a1e44cba4fd703d6c |
| SHA1 | dd1b3f26f59ee083d2fb666463c7f6508c391e89 |
| SHA256 | 5d57f7af5cd9316097dec22add389d04e5706c71803b23b39f8e73e2fd5a36cf |
| SHA512 | f61499d14755e01ca48423c1872ca8866d086f92d67886b7ad71be1d9cd91c299fd0347de1187224db99ca1071183958b4453f01378dd4f0abbb9394a6b72182 |