Malware Analysis Report

2025-01-19 05:12

Sample ID 241215-11ldcayqbx
Target 5c4bee482b5f97962a4e9047ddc4c9e9473bd7afa1b44cb666ef9998f4c7c29f.bin
SHA256 5c4bee482b5f97962a4e9047ddc4c9e9473bd7afa1b44cb666ef9998f4c7c29f
Tags
cerberus banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan privilege_escalation
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5c4bee482b5f97962a4e9047ddc4c9e9473bd7afa1b44cb666ef9998f4c7c29f

Threat Level: Known bad

The file 5c4bee482b5f97962a4e9047ddc4c9e9473bd7afa1b44cb666ef9998f4c7c29f.bin was found to be: Known bad.

Malicious Activity Summary

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

Cerberus

Cerberus family

Removes its main activity from the application launcher

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Obtains sensitive information copied to the device clipboard

Tries to add a device administrator.

Queries the mobile country code (MCC)

Declares services with permission to bind to the system

Declares broadcast receivers with permission to handle system events

Performs UI accessibility actions on behalf of the user

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

Requests dangerous framework permissions

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

2024-12-15 22:07

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 read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES 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 application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE 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 receive SMS messages. android.permission.RECEIVE_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

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-15 22:07

Reported

2024-12-15 22:09

Platform

android-x64-20240910-en

Max time kernel

41s

Max time network

151s

Command Line

com.maze.say

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.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.findAccessibilityNodeInfosByViewId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText 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.maze.say

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.212.234:443 tcp
GB 216.58.212.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.46:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.169.40:443 ssl.google-analytics.com tcp
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
GB 142.250.200.2:443 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp

Files

/data/data/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 0ff91958110f2e838e90f95cc1660a05
SHA1 9a17da9ede6d847f318fae59ede3215b0ed71e2f
SHA256 69a1742156149aaecb1f455e4b7e2293e92a2fd32b9dded8d5e34fd888e1257b
SHA512 6a886e07b8d009cddadb01677d80a3b862fdf35166dbee9ed7b774793cec35ecb93110ede37575891d6c7c16b0f9daa2ace069222b21ee171884cd460380506c

/data/data/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 fb50556b1bf69c8c33abb50c05d6af1d
SHA1 f7827bd88e3728c51b8b3baa324d449035e62c8b
SHA256 b2c0b21d464d299e9ebbfae0fd41e8f63749d66aaad37fe021a2329634d769ec
SHA512 49b3a022e6b73c942e4a366faa653ce11fb4a5e0c3b3551861f7b0f0aab2f7f801bba2845b5178c92ca76222991bf3da9edf974713d4f484fb5c6157cc777a14

/data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 262d9655c7d686d31b55aa1976061517
SHA1 5f6d350e5e6ae66afee5ddddf4aceaf5dcb8899c
SHA256 df1baa0be867f09df28532c5078b0c84f1f133e5b33182143f776ae3751779b0
SHA512 b660b7636b06b2aff6e4da60346424ba6902a3e247760e211f628b0ad582d36eff04acbba3e600442a0da57449316f458643f49ff34ce82f2cc8dfbe2e8aa16b

Analysis: behavioral3

Detonation Overview

Submitted

2024-12-15 22:07

Reported

2024-12-15 22:09

Platform

android-x64-arm64-20240624-en

Max time kernel

51s

Max time network

154s

Command Line

com.maze.say

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.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 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

Tries to add a device administrator.

privilege_escalation impact
Description Indicator Process Target
Intent action android.app.action.ADD_DEVICE_ADMIN 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.maze.say

Network

Country Destination Domain Proto
GB 216.58.212.238:443 tcp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.78:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.204.72:443 ssl.google-analytics.com tcp
RU 80.87.192.227:80 80.87.192.227 tcp
GB 142.250.187.228:443 tcp
GB 142.250.187.228:443 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp

Files

/data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 0ff91958110f2e838e90f95cc1660a05
SHA1 9a17da9ede6d847f318fae59ede3215b0ed71e2f
SHA256 69a1742156149aaecb1f455e4b7e2293e92a2fd32b9dded8d5e34fd888e1257b
SHA512 6a886e07b8d009cddadb01677d80a3b862fdf35166dbee9ed7b774793cec35ecb93110ede37575891d6c7c16b0f9daa2ace069222b21ee171884cd460380506c

/data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 fb50556b1bf69c8c33abb50c05d6af1d
SHA1 f7827bd88e3728c51b8b3baa324d449035e62c8b
SHA256 b2c0b21d464d299e9ebbfae0fd41e8f63749d66aaad37fe021a2329634d769ec
SHA512 49b3a022e6b73c942e4a366faa653ce11fb4a5e0c3b3551861f7b0f0aab2f7f801bba2845b5178c92ca76222991bf3da9edf974713d4f484fb5c6157cc777a14

/data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 262d9655c7d686d31b55aa1976061517
SHA1 5f6d350e5e6ae66afee5ddddf4aceaf5dcb8899c
SHA256 df1baa0be867f09df28532c5078b0c84f1f133e5b33182143f776ae3751779b0
SHA512 b660b7636b06b2aff6e4da60346424ba6902a3e247760e211f628b0ad582d36eff04acbba3e600442a0da57449316f458643f49ff34ce82f2cc8dfbe2e8aa16b

/data/user/0/com.maze.say/app_DynamicOptDex/oat/akSQipX.json.cur.prof

MD5 7340861055a02c0ba9be904824ca45f9
SHA1 7694b75921d1f5dbfe2247111a8fb1ec3b0eec3e
SHA256 306717f34ce2de713f095bd6cbf42b5240cdeef1be024b2ced0524155a466227
SHA512 237ddb91ad3a67300096ec627713d93adca7fca65310cfdb1c7d3e183b761eb8e4feed3d4f556efcd01d4ccbbfffe604423e20b75297cb82536570867cce98e5

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-15 22:07

Reported

2024-12-15 22:09

Platform

android-x86-arm-20240624-en

Max time kernel

64s

Max time network

131s

Command Line

com.maze.say

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json N/A N/A
N/A /data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.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

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

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

Tries to add a device administrator.

privilege_escalation impact
Description Indicator Process Target
Intent action android.app.action.ADD_DEVICE_ADMIN 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.maze.say

/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.maze.say/app_DynamicOptDex/akSQipX.json --output-vdex-fd=42 --oat-fd=43 --oat-location=/data/user/0/com.maze.say/app_DynamicOptDex/oat/x86/akSQipX.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp
RU 80.87.192.227:80 80.87.192.227 tcp

Files

/data/data/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 0ff91958110f2e838e90f95cc1660a05
SHA1 9a17da9ede6d847f318fae59ede3215b0ed71e2f
SHA256 69a1742156149aaecb1f455e4b7e2293e92a2fd32b9dded8d5e34fd888e1257b
SHA512 6a886e07b8d009cddadb01677d80a3b862fdf35166dbee9ed7b774793cec35ecb93110ede37575891d6c7c16b0f9daa2ace069222b21ee171884cd460380506c

/data/data/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 fb50556b1bf69c8c33abb50c05d6af1d
SHA1 f7827bd88e3728c51b8b3baa324d449035e62c8b
SHA256 b2c0b21d464d299e9ebbfae0fd41e8f63749d66aaad37fe021a2329634d769ec
SHA512 49b3a022e6b73c942e4a366faa653ce11fb4a5e0c3b3551861f7b0f0aab2f7f801bba2845b5178c92ca76222991bf3da9edf974713d4f484fb5c6157cc777a14

/data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 262d9655c7d686d31b55aa1976061517
SHA1 5f6d350e5e6ae66afee5ddddf4aceaf5dcb8899c
SHA256 df1baa0be867f09df28532c5078b0c84f1f133e5b33182143f776ae3751779b0
SHA512 b660b7636b06b2aff6e4da60346424ba6902a3e247760e211f628b0ad582d36eff04acbba3e600442a0da57449316f458643f49ff34ce82f2cc8dfbe2e8aa16b

/data/user/0/com.maze.say/app_DynamicOptDex/akSQipX.json

MD5 f65b9c2cccfe676d73f557a3f2d4cefb
SHA1 ba8ca12aded8667b7771af6230bce74b2d104cc3
SHA256 290fc2c6a696befeabb47b3b84cd2c00cf9a1ec520549f2ec33c688bc254b3af
SHA512 a5b0f6f604c11b84ca2add11cdd5c51bdf0fdf2d8208de26384440136e3760053afd394e7e1e0aeb177f7b09fb9b64fa4020a021f2f82020a8d9b409d3b319ab

/data/data/com.maze.say/app_DynamicOptDex/oat/akSQipX.json.cur.prof

MD5 7047a234aea5ef7e1940f123244e6048
SHA1 e6e9dd75b09d3eb07232350ffe109db8de6c43d1
SHA256 3ebb4081ecd9d727e0dd31182868ca3109108fc6c6343d88be3f312a2d0b2180
SHA512 5d73edd3d6f32a3c8572a3d94771f5b13d21e00f655855c60e2d72c13536e338fceab721787ca6f60934c6de88c7c52a8b24df40927a53280491df0e3a7dc6e8