Malware Analysis Report

2025-01-19 05:13

Sample ID 241222-1192pszrgw
Target 9889fdbc44a4698db09ee642887503a71811e70b0f176c2ca3e34c8ba5d6c706.bin
SHA256 9889fdbc44a4698db09ee642887503a71811e70b0f176c2ca3e34c8ba5d6c706
Tags
cerberus banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9889fdbc44a4698db09ee642887503a71811e70b0f176c2ca3e34c8ba5d6c706

Threat Level: Known bad

The file 9889fdbc44a4698db09ee642887503a71811e70b0f176c2ca3e34c8ba5d6c706.bin was found to be: Known bad.

Malicious Activity Summary

cerberus banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Cerberus

Cerberus family

Removes its main activity from the application launcher

Obtains sensitive information copied to the device clipboard

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Requests dangerous framework permissions

Queries the mobile country code (MCC)

Requests disabling of battery optimizations (often used to enable hiding in the background).

Declares services with permission to bind to the system

Requests changing the default SMS application.

Declares broadcast receivers with permission to handle system events

Performs UI accessibility actions on behalf of the user

Listens for changes in the sensor environment (might be used to detect emulation)

Registers a broadcast receiver at runtime (usually for listening for system events)

Checks CPU information

Checks memory information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-22 22:08

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 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 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 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 collect component usage statistics. android.permission.PACKAGE_USAGE_STATS 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 write to external storage. android.permission.WRITE_EXTERNAL_STORAGE 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 discover and pair nearby Bluetooth devices. android.permission.BLUETOOTH_SCAN N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES N/A N/A
Allows an app to access location in the background. android.permission.ACCESS_BACKGROUND_LOCATION N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Required to be able to connect to paired Bluetooth devices. android.permission.BLUETOOTH_CONNECT 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
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 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 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-22 22:08

Reported

2024-12-22 22:09

Platform

android-x86-arm-20240910-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-22 22:08

Reported

2024-12-22 22:10

Platform

android-x64-20240910-en

Max time kernel

39s

Max time network

146s

Command Line

com.female.debris

Signatures

Cerberus

banker trojan infostealer evasion rat cerberus

Cerberus family

cerberus

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Listens for changes in the sensor environment (might be used to detect emulation)

evasion
Description Indicator Process Target
Framework API call android.hardware.SensorManager.registerListener N/A N/A

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver 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.female.debris

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.204.74:443 tcp
GB 142.250.200.46:443 tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
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
RU 188.120.236.119:80 tcp
RU 188.120.236.119:80 tcp

Files

/data/data/com.female.debris/app_DynamicOptDex/qtLA.json

MD5 bf064bcd2a97f50eb57ec37deb77437f
SHA1 fba69137ac84ffe892239ca7e34ba1694c53581b
SHA256 76d8ea5995d65e90b577447dc6ab29bc184cb0e63288fc9f54e1dd9a57917b6f
SHA512 936254e5bd157191f48b4ed570f75a1a4a7e6f6bafba213a68a41b30f70e0678df0c2ef580227341347e0b2a36060052bb0c9fb2f727c90faf40c7f0fa9d220a

/data/data/com.female.debris/app_DynamicOptDex/qtLA.json

MD5 af65279248f665ba6f35948e82d2dad4
SHA1 4ba5292acfd3a0a433f0e7e0be6155a782f3b344
SHA256 c7829fecf5d1166ecd7a99e8543de70272fa6da671fea351cb3dab811da40746
SHA512 18a361659dce36e23d77e6ea00dbbf73af860ae42745f853311d67293a22c70727e8bddb47aef6ef3d4bad0068b715fd982da8a170b49d2a1f95202ead03c876

/data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json

MD5 d3a1e2a92c440d9a1127ed0df9d6a87f
SHA1 a81c6f74437911ddcf9cea3e3f4bfce579d7d07d
SHA256 c19624de740dee2572875175e52756ec38803d9a818091aa0228e880e5f79a87
SHA512 a6805b109027c00cf94d76a5cd1a15980a792a16d6b60cd00e23bdc9d8579c50460b8e1fde29127aa4c0660bd0e808518359f948ec1c6ddea14c29407ea9d703

Analysis: behavioral3

Detonation Overview

Submitted

2024-12-22 22:08

Reported

2024-12-22 22:10

Platform

android-x64-arm64-20240910-en

Max time kernel

37s

Max time network

152s

Command Line

com.female.debris

Signatures

Cerberus

banker trojan infostealer evasion rat cerberus

Cerberus family

cerberus

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json N/A N/A
N/A [anon:dalvik-classes.dex extracted in memory from /data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json] N/A N/A
N/A [anon:dalvik-classes.dex extracted in memory from /data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json] N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Requests changing the default SMS application.

collection impact
Description Indicator Process Target
Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT N/A N/A

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
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)

evasion
Description Indicator Process Target
Framework API call android.hardware.SensorManager.registerListener 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.female.debris

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
US 1.1.1.1:53 www.youtube.com udp
GB 172.217.169.14:443 www.youtube.com tcp
GB 172.217.16.238:443 www.youtube.com tcp
US 216.239.36.223:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.180.8:443 ssl.google-analytics.com tcp
RU 188.120.236.119:80 tcp
RU 188.120.236.119:80 tcp
US 216.239.36.223:443 tcp
GB 142.250.187.225:443 tcp
US 216.239.36.223:443 tcp
GB 142.250.200.1:443 tcp

Files

/data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json

MD5 bf064bcd2a97f50eb57ec37deb77437f
SHA1 fba69137ac84ffe892239ca7e34ba1694c53581b
SHA256 76d8ea5995d65e90b577447dc6ab29bc184cb0e63288fc9f54e1dd9a57917b6f
SHA512 936254e5bd157191f48b4ed570f75a1a4a7e6f6bafba213a68a41b30f70e0678df0c2ef580227341347e0b2a36060052bb0c9fb2f727c90faf40c7f0fa9d220a

/data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json

MD5 af65279248f665ba6f35948e82d2dad4
SHA1 4ba5292acfd3a0a433f0e7e0be6155a782f3b344
SHA256 c7829fecf5d1166ecd7a99e8543de70272fa6da671fea351cb3dab811da40746
SHA512 18a361659dce36e23d77e6ea00dbbf73af860ae42745f853311d67293a22c70727e8bddb47aef6ef3d4bad0068b715fd982da8a170b49d2a1f95202ead03c876

/data/user/0/com.female.debris/app_DynamicOptDex/qtLA.json

MD5 d3a1e2a92c440d9a1127ed0df9d6a87f
SHA1 a81c6f74437911ddcf9cea3e3f4bfce579d7d07d
SHA256 c19624de740dee2572875175e52756ec38803d9a818091aa0228e880e5f79a87
SHA512 a6805b109027c00cf94d76a5cd1a15980a792a16d6b60cd00e23bdc9d8579c50460b8e1fde29127aa4c0660bd0e808518359f948ec1c6ddea14c29407ea9d703