Analysis Overview
SHA256
64d3afd838f529252f3975298bb37a1cb871486d5c690ede912fb51800523383
Threat Level: Known bad
The file 64d3afd838f529252f3975298bb37a1cb871486d5c690ede912fb51800523383 was found to be: Known bad.
Malicious Activity Summary
Octo
Octo family
Octo payload
Queries the phone number (MSISDN for GSM devices)
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)
Loads dropped Dex/Jar
Checks Android system properties for emulator presence.
Makes use of the framework's Accessibility service
Declares services with permission to bind to the system
Queries the unique device ID (IMEI, MEID, IMSI)
Requests disabling of battery optimizations (often used to enable hiding in the background).
Makes use of the framework's foreground persistence service
Attempts to obfuscate APK file format
Declares broadcast receivers with permission to handle system events
Queries the mobile country code (MCC)
Requests dangerous framework permissions
Acquires the wake lock
Uses Crypto APIs (Might try to encrypt user data)
Registers a broadcast receiver at runtime (usually for listening for system events)
Checks CPU information
Checks memory information
MITRE ATT&CK
Mobile Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-11 09:45
Signatures
Attempts to obfuscate APK file format
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 |
| 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 |
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 read access to the device's phone number(s). | android.permission.READ_PHONE_NUMBERS | 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 read or write the system settings. | android.permission.WRITE_SETTINGS | 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 app to post notifications. | android.permission.POST_NOTIFICATIONS | 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 |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-11 09:45
Reported
2024-11-11 09:51
Platform
android-x86-arm-20240624-en
Max time kernel
27s
Max time network
41s
Command Line
Signatures
Octo
Octo family
Octo payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks Android system properties for emulator presence.
| Description | Indicator | Process | Target |
| Accessed system property | key: ro.product.model | N/A | N/A |
Loads dropped Dex/Jar
| Description | Indicator | Process | Target |
| N/A | /data/user/0/com.gcom31providers/app_dex/classes.dex | N/A | N/A |
| N/A | /data/user/0/com.gcom31providers/app_dex/classes.dex | N/A | N/A |
| N/A | /data/user/0/com.gcom31providers/app_dex/classes.dex | N/A | N/A |
| N/A | Anonymous-DexFile@0xc8d78000-0xc8dfb734 | N/A | N/A |
Makes use of the framework's Accessibility service
| Description | Indicator | Process | Target |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId | N/A | N/A |
| Framework service call | android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId | 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 |
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 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 |
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 |
Checks CPU information
| Description | Indicator | Process | Target |
| File opened for read | /proc/cpuinfo | N/A | N/A |
Checks memory information
| Description | Indicator | Process | Target |
| File opened for read | /proc/meminfo | N/A | N/A |
Processes
com.gcom31providers
/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.gcom31providers/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.gcom31providers/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 1.1.1.1:53 | 4d79ea9f9802a97ed2bb0c9a1a795680.uk | udp |
| US | 1.1.1.1:53 | 4d79ea9f9802a97ed2bb0c9a1a795680.uk | udp |
| US | 1.1.1.1:53 | e06cc429d007b81e3a2390f0ce476c37.ca | udp |
| US | 1.1.1.1:53 | e06cc429d007b81e3a2390f0ce476c37.ca | udp |
| US | 1.1.1.1:53 | 401b1573a6673454eddf07c93f2a9ffc.au | udp |
| US | 1.1.1.1:53 | 401b1573a6673454eddf07c93f2a9ffc.au | udp |
| US | 1.1.1.1:53 | e089a60c2626934c1b375bbdbb53bc5c.ua | udp |
| US | 1.1.1.1:53 | e089a60c2626934c1b375bbdbb53bc5c.ua | udp |
| US | 1.1.1.1:53 | d22c1b08a0c6b0c677830feddcdd9328.ir | udp |
| US | 1.1.1.1:53 | d22c1b08a0c6b0c677830feddcdd9328.ir | udp |
| US | 1.1.1.1:53 | cac8b3110d66b8ff699fea11e8aeac45.com | udp |
| US | 1.1.1.1:53 | cac8b3110d66b8ff699fea11e8aeac45.com | udp |
| US | 1.1.1.1:53 | 775fada8aca49dd469a29d194d896947.de | udp |
| US | 1.1.1.1:53 | 775fada8aca49dd469a29d194d896947.de | udp |
| US | 1.1.1.1:53 | c9bcfab11c3afb49b6e28ddc1276a3ba.net | udp |
| US | 1.1.1.1:53 | c9bcfab11c3afb49b6e28ddc1276a3ba.net | udp |
| US | 1.1.1.1:53 | 654b037581035d6aeb98475b46ecec1f.org | udp |
| US | 1.1.1.1:53 | 654b037581035d6aeb98475b46ecec1f.org | udp |
| US | 1.1.1.1:53 | d308f6cb62d45c0a3c30fc2fc37dd84a.info | udp |
| US | 1.1.1.1:53 | d308f6cb62d45c0a3c30fc2fc37dd84a.info | udp |
| US | 1.1.1.1:53 | 240d0e33b4e9fd65a2f2f0b94a39d846.in | udp |
| US | 1.1.1.1:53 | 240d0e33b4e9fd65a2f2f0b94a39d846.in | udp |
| US | 1.1.1.1:53 | 074edacc59ac92c1d11ee8f240991ba2.us | udp |
| US | 1.1.1.1:53 | 074edacc59ac92c1d11ee8f240991ba2.us | udp |
| GB | 142.250.187.206:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| US | 1.1.1.1:53 | e06cc429d007b81e3a2390f0ce476c37.ca | udp |
| US | 1.1.1.1:53 | e06cc429d007b81e3a2390f0ce476c37.ca | udp |
| US | 1.1.1.1:53 | 654b037581035d6aeb98475b46ecec1f.org | udp |
| US | 1.1.1.1:53 | 654b037581035d6aeb98475b46ecec1f.org | udp |
| US | 1.1.1.1:53 | c9bcfab11c3afb49b6e28ddc1276a3ba.net | udp |
| US | 1.1.1.1:53 | c9bcfab11c3afb49b6e28ddc1276a3ba.net | udp |
| US | 1.1.1.1:53 | 401b1573a6673454eddf07c93f2a9ffc.au | udp |
| US | 1.1.1.1:53 | 401b1573a6673454eddf07c93f2a9ffc.au | udp |
| US | 1.1.1.1:53 | 4d79ea9f9802a97ed2bb0c9a1a795680.uk | udp |
| US | 1.1.1.1:53 | 4d79ea9f9802a97ed2bb0c9a1a795680.uk | udp |
| US | 1.1.1.1:53 | d308f6cb62d45c0a3c30fc2fc37dd84a.info | udp |
| US | 1.1.1.1:53 | d308f6cb62d45c0a3c30fc2fc37dd84a.info | udp |
| US | 1.1.1.1:53 | e089a60c2626934c1b375bbdbb53bc5c.ua | udp |
| US | 1.1.1.1:53 | e089a60c2626934c1b375bbdbb53bc5c.ua | udp |
| US | 1.1.1.1:53 | 775fada8aca49dd469a29d194d896947.de | udp |
| US | 1.1.1.1:53 | 775fada8aca49dd469a29d194d896947.de | udp |
| US | 1.1.1.1:53 | cac8b3110d66b8ff699fea11e8aeac45.com | udp |
| US | 1.1.1.1:53 | cac8b3110d66b8ff699fea11e8aeac45.com | udp |
| US | 1.1.1.1:53 | 240d0e33b4e9fd65a2f2f0b94a39d846.in | udp |
| US | 1.1.1.1:53 | 240d0e33b4e9fd65a2f2f0b94a39d846.in | udp |
| US | 1.1.1.1:53 | d22c1b08a0c6b0c677830feddcdd9328.ir | udp |
| US | 1.1.1.1:53 | d22c1b08a0c6b0c677830feddcdd9328.ir | udp |
| US | 1.1.1.1:53 | 074edacc59ac92c1d11ee8f240991ba2.us | udp |
| US | 1.1.1.1:53 | 074edacc59ac92c1d11ee8f240991ba2.us | udp |
| GB | 216.58.204.74:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
Files
/data/data/com.gcom31providers/cache/classes.zip
| MD5 | 52ba42c1af65da09b9986bf7a02ff3dc |
| SHA1 | aea733d2594baa7d4a68d337c1bcbe6afc64bb64 |
| SHA256 | 7486de0d5ac7b2a0c2290b8ccf67f88b8abcf25cc7862609f62ecb277ea702ff |
| SHA512 | bd46bf67601d34f4fdc261798e448e1b37f54e9674f8e0256db45a7b4db3ba717a4a54805b1eedae4d7f2f5fca91b366ea2cef3c9f902a55d6f5e2b824496f29 |
/data/data/com.gcom31providers/cache/classes.dex
| MD5 | ba8304c9e14566d7dbe8088089fd59a4 |
| SHA1 | c05b34563acb93ad9cd523f6271c0d2fb9b74868 |
| SHA256 | 545d005f9cda6b2672d6dcdf1a6d83427c8863ccba49ae1a3f58461b29a12a93 |
| SHA512 | 65c72a8e48ca3036aeb498408be213de2ae52776bcdbc73daae91b5e15fe2ebbc0014705f483dadf7408c1f5a7abd8dcf78c0df476e0f8ddbf61fcfc1d8dd146 |
/data/data/com.gcom31providers/app_dex/classes.dex
| MD5 | eb65ac5c2dc00b48a211c8e70e2c564c |
| SHA1 | fe093ce4b18285b2a43b1b91a5c5e47dc95660aa |
| SHA256 | 132b1f07b20fd19b04666ca13c846951632dbcff6d31ba4f1749d5ce4050bad8 |
| SHA512 | 4bd2b081419513e58d2381748ff79d0c042823f8ba4cb7e42cda36bad7c8d9182b79a71f14f516c7a407683cd700ad28de8754f09371e528cd274163c42cb243 |
/data/user/0/com.gcom31providers/app_dex/classes.dex
| MD5 | d5d3ac775030b098e76c19aed8e5695b |
| SHA1 | d1cc9a8721a02943ddc6b5e3c875cc290c5dcdc6 |
| SHA256 | b137ed21f12663590373333a4a8ea52925faaf113b7790cf1c26fa79a0323e24 |
| SHA512 | f707b4d9324f356647beb3033098d7d97c2eaa96620830083e4d4092e650c1b4aa1f9cf84d03700dcf6f090cb5f0056099a3db89f8af1ba62102e011beca2f0b |
/data/data/com.gcom31providers/files/.n
| MD5 | 4e73947cabb5db3f92ca85004981b754 |
| SHA1 | 6d9667fdb0280ed2dcb782b4683e422a51bdc601 |
| SHA256 | 6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c |
| SHA512 | be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69 |
Anonymous-DexFile@0xc8d78000-0xc8dfb734
| MD5 | 76e59d3e3c9bc98bcced1da7340cfc37 |
| SHA1 | 57af0afc8a0fa4ddc554f754041933679c03f35b |
| SHA256 | 321608254d21b14b86f246ee4e9b8617146654d712eea28c796150fb68acee61 |
| SHA512 | 34da3b0ca7463a19fe2f21e47dd6d97fb5148ad98206d744a38ab04b39531eb3384ba742c0db46b019bfa3690a911e0f23343937905e592d1d967aa20c7c41be |
/data/data/com.gcom31providers/.global.com.gcom31providers
| MD5 | 046a414913add6f5bb60072c7db819b6 |
| SHA1 | 451ee4f6809260aec622d772fd329c7d0297a842 |
| SHA256 | b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a |
| SHA512 | 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c |