Analysis Overview
SHA256
eeb5699423902d7422482cbbe30a025180155edb3aaeb625446e403c46f944f3
Threat Level: Known bad
The file b82c32069c0a7bc7d8c01aca3d886558 was found to be: Known bad.
Malicious Activity Summary
Cerberus
Makes use of the framework's Accessibility service
Removes its main activity from the application launcher
Loads dropped Dex/Jar
Requests disabling of battery optimizations (often used to enable hiding in the background).
Declares services with permission to bind to the system
Requests dangerous framework permissions
Declares broadcast receivers with permission to handle system events
Listens for changes in the sensor environment (might be used to detect emulation)
MITRE ATT&CK
Mobile Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-06 20:57
Signatures
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 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 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 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 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 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-03-06 20:57
Reported
2024-03-06 20:57
Platform
android-x64-arm64-20240221-en
Max time network
7s
Command Line
Signatures
Processes
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 |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-06 20:57
Reported
2024-03-06 20:59
Platform
android-x86-arm-20240221-en
Max time kernel
53s
Max time network
133s
Command Line
Signatures
Cerberus
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 |
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/among.caution.source/app_DynamicOptDex/mYko.json | N/A | N/A |
| N/A | /data/user/0/among.caution.source/app_DynamicOptDex/mYko.json | 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 |
Listens for changes in the sensor environment (might be used to detect emulation)
| Description | Indicator | Process | Target |
| Framework API call | android.hardware.SensorManager.registerListener | N/A | N/A |
Processes
among.caution.source
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 | 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 |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| GB | 142.250.178.10:443 | semanticlocation-pa.googleapis.com | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
Files
/data/data/among.caution.source/app_DynamicOptDex/mYko.json
| MD5 | bec9b4f40d54b030b96ce154fa6d6136 |
| SHA1 | affe06c1e4815d5f60c775299ac2936658f78e3b |
| SHA256 | f5f17b614fa3b009437893025f1400fb69611f24c291fd9977928fc307a04416 |
| SHA512 | dd0f5638fc147112ea11dc2588234797333287e0dc452ee08d685d7722bceabfbc4c672c1b7361a82fa59f0bb3efbcdfc9af319784ec30819ce1f0530345a5f0 |
/data/data/among.caution.source/app_DynamicOptDex/mYko.json
| MD5 | 3ad737cb3d5112ea8b6370e18eb7107e |
| SHA1 | d949dce9fb67db89b32cc17a647977c8b4616f24 |
| SHA256 | 736ac24cd76fa729cc2af5f0a80c2b51b4b5572fa206eab049b029154e960779 |
| SHA512 | 102925532853f7e892792f797675600d826e92140fb09455f199af2a6e8629b4bdcfc84cc36f7f462404662f401afdec8deada43e1326ca321986ffeb240cf3c |
/data/data/among.caution.source/app_DynamicOptDex/oat/mYko.json.cur.prof
| MD5 | 8e1fab269dfdfa078172277e343206ef |
| SHA1 | dbffb44730d48b8383eeddf150ae63f6a93747d5 |
| SHA256 | f3000207cfbd0784ccebc7962482f2372a60786a7a9ae4b0ec239ec545f1fbef |
| SHA512 | 40fefb1ac086baf7a4e6b091f3b7adbb74756a73d1abce121d8def83b0db20aa5003881a3ef3d8a654068951ca3a23f81f6a7e65419c311c1d00eda965929ae9 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-06 20:57
Reported
2024-03-06 20:59
Platform
android-x64-20240221-en
Max time kernel
51s
Max time network
160s
Command Line
Signatures
Cerberus
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 |
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/among.caution.source/app_DynamicOptDex/mYko.json | N/A | N/A |
| N/A | /data/user/0/among.caution.source/app_DynamicOptDex/mYko.json | N/A | N/A |
Listens for changes in the sensor environment (might be used to detect emulation)
| Description | Indicator | Process | Target |
| Framework API call | android.hardware.SensorManager.registerListener | N/A | N/A |
Processes
among.caution.source
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 | 142.250.187.195:443 | tcp | |
| GB | 142.250.180.14:443 | tcp | |
| US | 1.1.1.1:53 | android.apis.google.com | udp |
| GB | 172.217.169.14:443 | android.apis.google.com | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| GB | 142.250.200.36:443 | tcp | |
| GB | 142.250.200.36:443 | tcp | |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| GB | 142.250.187.238:443 | tcp | |
| GB | 172.217.169.34:443 | tcp | |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
| DE | 178.18.251.169:80 | 178.18.251.169 | tcp |
Files
/data/data/among.caution.source/app_DynamicOptDex/mYko.json
| MD5 | bec9b4f40d54b030b96ce154fa6d6136 |
| SHA1 | affe06c1e4815d5f60c775299ac2936658f78e3b |
| SHA256 | f5f17b614fa3b009437893025f1400fb69611f24c291fd9977928fc307a04416 |
| SHA512 | dd0f5638fc147112ea11dc2588234797333287e0dc452ee08d685d7722bceabfbc4c672c1b7361a82fa59f0bb3efbcdfc9af319784ec30819ce1f0530345a5f0 |
/data/data/among.caution.source/app_DynamicOptDex/mYko.json
| MD5 | 3ad737cb3d5112ea8b6370e18eb7107e |
| SHA1 | d949dce9fb67db89b32cc17a647977c8b4616f24 |
| SHA256 | 736ac24cd76fa729cc2af5f0a80c2b51b4b5572fa206eab049b029154e960779 |
| SHA512 | 102925532853f7e892792f797675600d826e92140fb09455f199af2a6e8629b4bdcfc84cc36f7f462404662f401afdec8deada43e1326ca321986ffeb240cf3c |
/data/data/among.caution.source/app_DynamicOptDex/oat/mYko.json.cur.prof
| MD5 | f3ca3ea080f9f7dcdc9a44700408cab6 |
| SHA1 | 06a94ad15d5a8295957a52b49f09d1fdbaa656d0 |
| SHA256 | b9a8a1f86b35d6d39f1dc077374d7a6978588e3c7166e6f0c60c6e8c2d777490 |
| SHA512 | 3fa3e2fc7537504188af81efa0a91f658bfececae12bf9f98fc0004b3c4890aec079df85c614fa0c3678e224baff6e38014432596aa83593c4df6f7b008893be |