Analysis Overview
SHA256
af2c4dbff5e9732efba2170c5981ee3626b96d483ef9ce93a0de0baa7f47be8b
Threat Level: Known bad
The file af2c4dbff5e9732efba2170c5981ee3626b96d483ef9ce93a0de0baa7f47be8b.bin was found to be: Known bad.
Malicious Activity Summary
XLoader, MoqHao
XLoader payload
Removes its main activity from the application launcher
Checks if the Android device is rooted.
Queries the phone number (MSISDN for GSM devices)
Reads the content of the MMS message.
Loads dropped Dex/Jar
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Acquires the wake lock
Makes use of the framework's foreground persistence service
Requests dangerous framework permissions
Requests changing the default SMS application.
Uses Crypto APIs (Might try to encrypt user data)
Registers a broadcast receiver at runtime (usually for listening for system events)
MITRE ATT&CK Matrix
Analysis: static1
Detonation Overview
Reported
2024-06-24 18:04
Signatures
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| 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 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 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 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 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: behavioral1
Detonation Overview
Submitted
2024-06-24 18:04
Reported
2024-06-24 18:15
Platform
android-x86-arm-20240624-en
Max time kernel
179s
Max time network
156s
Command Line
Signatures
XLoader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XLoader, MoqHao
Checks if the Android device is rooted.
| Description | Indicator | Process | Target |
| N/A | /system/bin/su | N/A | N/A |
| N/A | /system/xbin/su | N/A | N/A |
| N/A | /sbin/su | N/A | N/A |
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/ej.nugd.rtx/files/dex | N/A | N/A |
| N/A | /data/user/0/ej.nugd.rtx/files/dex | 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)
Queries the phone number (MSISDN for GSM devices)
Reads the content of the MMS message.
| Description | Indicator | Process | Target |
| URI accessed for read | content://mms/ | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | 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 |
Requests changing the default SMS application.
| Description | Indicator | Process | Target |
| Intent action | android.provider.Telephony.ACTION_CHANGE_DEFAULT | 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 |
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
ej.nugd.rtx
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | docs.google.com | udp |
| GB | 216.58.204.78:443 | docs.google.com | tcp |
| GB | 216.58.204.78:443 | docs.google.com | tcp |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| GB | 142.250.187.206:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.187.206:443 | android.apis.google.com | tcp |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp |
Files
/data/data/ej.nugd.rtx/files/dex
| MD5 | dccd8cb67405ad4d9b53e36c040d53b9 |
| SHA1 | ddba058c9cf0ad4e594c4885e7bb71a7a4442856 |
| SHA256 | 8c221b88e6755f04827bf176521a83a6e06ac054b3edca7aeb7c743a41fa01e6 |
| SHA512 | 28a25885bb0bd38d28ba3118a25253b41e17211fc00af2df6ee55ed70b8ea08862afab0661fd9db3085403bbb224f2231850b695f09bd94044e45574c27114ab |
/data/data/ej.nugd.rtx/files/oat/dex.cur.prof
| MD5 | f7f4c5d6d8b025228005e2da4a20b3a1 |
| SHA1 | 7c8846f2969fcc005bf02badb5781fee5da84ac7 |
| SHA256 | beb9afb0af5a6812c598350ff71404eaecc46c2f2d677db78ec19ede278c348c |
| SHA512 | 50e885e7de2baaecc01fe17296b64eb92e304b42f9c67f55cab42f99b6474e6197b72eb9a1b64814f0cfe2eedb8820dbef8970e4a3fc8641fc716321ec0ee57d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-24 18:04
Reported
2024-06-24 18:16
Platform
android-x64-20240624-en
Max time kernel
6s
Max time network
184s
Command Line
Signatures
XLoader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XLoader, MoqHao
Checks if the Android device is rooted.
| Description | Indicator | Process | Target |
| N/A | /system/bin/su | N/A | N/A |
| N/A | /system/xbin/su | N/A | N/A |
| N/A | /sbin/su | N/A | N/A |
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/ej.nugd.rtx/files/dex | N/A | N/A |
| N/A | /data/user/0/ej.nugd.rtx/files/dex | 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)
Queries the phone number (MSISDN for GSM devices)
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | 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 |
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
ej.nugd.rtx
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 | 142.250.179.232:443 | ssl.google-analytics.com | tcp |
| GB | 142.250.200.34:443 | tcp | |
| GB | 216.58.204.78:443 | tcp | |
| GB | 216.58.212.227:443 | tcp | |
| GB | 172.217.169.74:443 | tcp | |
| GB | 216.58.212.227:443 | tcp | |
| GB | 216.58.212.227:443 | tcp | |
| BE | 108.177.15.188:5228 | tcp | |
| GB | 172.217.169.74:443 | tcp | |
| US | 216.239.34.223:443 | tcp | |
| GB | 142.250.179.238:443 | tcp | |
| US | 216.239.34.223:443 | tcp | |
| US | 1.1.1.1:53 | semanticlocation-pa.googleapis.com | udp |
| GB | 142.250.179.234:443 | semanticlocation-pa.googleapis.com | tcp |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.187.206:443 | android.apis.google.com | tcp |
| GB | 142.250.179.228:443 | tcp | |
| GB | 142.250.179.228:443 | tcp | |
| US | 1.1.1.1:53 | docs.google.com | udp |
| GB | 142.250.179.238:443 | docs.google.com | tcp |
| GB | 142.250.179.238:443 | docs.google.com | tcp |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp |
Files
/data/data/ej.nugd.rtx/files/dex
| MD5 | dccd8cb67405ad4d9b53e36c040d53b9 |
| SHA1 | ddba058c9cf0ad4e594c4885e7bb71a7a4442856 |
| SHA256 | 8c221b88e6755f04827bf176521a83a6e06ac054b3edca7aeb7c743a41fa01e6 |
| SHA512 | 28a25885bb0bd38d28ba3118a25253b41e17211fc00af2df6ee55ed70b8ea08862afab0661fd9db3085403bbb224f2231850b695f09bd94044e45574c27114ab |
Analysis: behavioral3
Detonation Overview
Submitted
2024-06-24 18:04
Reported
2024-06-24 18:16
Platform
android-x64-arm64-20240624-en
Max time kernel
179s
Max time network
183s
Command Line
Signatures
XLoader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XLoader, MoqHao
Checks if the Android device is rooted.
| Description | Indicator | Process | Target |
| N/A | /system/bin/su | N/A | N/A |
Removes its main activity from the application launcher
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/ej.nugd.rtx/files/dex | N/A | N/A |
| N/A | /data/user/0/ej.nugd.rtx/files/dex | 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)
Queries the phone number (MSISDN for GSM devices)
Reads the content of the MMS message.
| Description | Indicator | Process | Target |
| URI accessed for read | content://mms/ | N/A | N/A |
Acquires the wake lock
| Description | Indicator | Process | Target |
| Framework service call | android.os.IPowerManager.acquireWakeLock | 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 |
Requests changing the default SMS application.
| Description | Indicator | Process | Target |
| Intent action | android.provider.Telephony.ACTION_CHANGE_DEFAULT | 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
ej.nugd.rtx
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | docs.google.com | udp |
| GB | 142.250.178.14:443 | docs.google.com | tcp |
| GB | 142.250.178.14:443 | docs.google.com | tcp |
| KR | 91.204.227.39:28844 | tcp | |
| US | 1.1.1.1:53 | ssl.google-analytics.com | udp |
| GB | 172.217.16.232:443 | ssl.google-analytics.com | tcp |
| KR | 91.204.227.39:28844 | tcp | |
| GB | 142.250.187.206:443 | tcp | |
| GB | 142.250.187.206:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 142.250.178.14:443 | android.apis.google.com | tcp |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| GB | 142.250.187.228:443 | tcp | |
| GB | 142.250.187.228:443 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp | |
| KR | 91.204.227.39:28844 | tcp |
Files
/data/user/0/ej.nugd.rtx/files/dex
| MD5 | dccd8cb67405ad4d9b53e36c040d53b9 |
| SHA1 | ddba058c9cf0ad4e594c4885e7bb71a7a4442856 |
| SHA256 | 8c221b88e6755f04827bf176521a83a6e06ac054b3edca7aeb7c743a41fa01e6 |
| SHA512 | 28a25885bb0bd38d28ba3118a25253b41e17211fc00af2df6ee55ed70b8ea08862afab0661fd9db3085403bbb224f2231850b695f09bd94044e45574c27114ab |