Malware Analysis Report

2025-01-19 05:12

Sample ID 241225-dxf8wswmgs
Target JaffaCakes118_e674b628f42f780ba3caa27de32b14a13788c98bfcceb59ff7a01a5c11db6e94
SHA256 e674b628f42f780ba3caa27de32b14a13788c98bfcceb59ff7a01a5c11db6e94
Tags
cerberus banker collection credential_access discovery evasion infostealer persistence rat stealth trojan impact
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

e674b628f42f780ba3caa27de32b14a13788c98bfcceb59ff7a01a5c11db6e94

Threat Level: Known bad

The file JaffaCakes118_e674b628f42f780ba3caa27de32b14a13788c98bfcceb59ff7a01a5c11db6e94 was found to be: Known bad.

Malicious Activity Summary

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

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)

Obtains sensitive information copied to the device clipboard

Loads dropped Dex/Jar

Queries the mobile country code (MCC)

Requests dangerous framework permissions

Declares broadcast receivers with permission to handle system events

Declares services with permission to bind to the system

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

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 memory information

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-25 03:23

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 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 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 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 read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-25 03:23

Reported

2024-12-25 03:25

Platform

android-x86-arm-20240624-en

Max time kernel

65s

Max time network

155s

Command Line

convince.bubble.aim

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/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json N/A N/A
N/A /data/user/0/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json N/A N/A
N/A /data/user/0/convince.bubble.aim/app_DynamicOptDex/sKRWQ.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

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

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

convince.bubble.aim

/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/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/convince.bubble.aim/app_DynamicOptDex/oat/x86/sKRWQ.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 semanticlocation-pa.googleapis.com 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
GB 142.250.178.10:443 semanticlocation-pa.googleapis.com tcp
US 144.126.152.229:80 144.126.152.229 tcp
US 144.126.152.229:80 144.126.152.229 tcp
GB 172.217.169.14:443 tcp
GB 142.250.187.194:443 tcp

Files

/data/data/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json

MD5 7f63aaff53c68645ffe98c9d842e1a78
SHA1 261f32e73568497e7c48c11897ff58bbcce98319
SHA256 d98ec6a5af3f09a8549bb014443239d7871c7328a39d2ab8d62f6d7ddc9f6479
SHA512 d35ea152a95b2942c915c6c068390f93009d6d2260094e35ab60622c14c25d9136e8bc0597b54798ad731ba618c842aad25ac636e99c71dd2762e8e5171cb111

/data/data/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json

MD5 8188fa2eeb1d0e00e92e51edd25d5905
SHA1 486e1796ec99e737e3ecab23ac56e8e3ca427fcf
SHA256 9c08b913902333c1e828f4d5852ecc048fc3cb116fced24156445c5706265392
SHA512 1420389fe9f2c3faa46f19d0e5d726ee75b2796b75a9ff494199ac944a9b0951397ffabc9472073821d7077b223d9111752cf49d6b34a9a42a69447a9cf95ec6

/data/user/0/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json

MD5 b33469906806a279bb4411ad951dca8b
SHA1 437201ec66452da856500d12b2a46b472f338361
SHA256 30c815e9e6bbb3a7a0ce52402599f36735e79aa30775cacdf6c3cec27b618124
SHA512 31454f79fcf86dfca42af663ab335f463ffc2baaf5c9dae11ccc2f2eaa262a6d996d7fe81252e840cde44897d5591547cc05092c692dff29f7d1ef3424fa2b25

/data/data/convince.bubble.aim/app_DynamicOptDex/oat/sKRWQ.json.cur.prof

MD5 c298183f3003b4b7cd12e91e9d4409e2
SHA1 2a580b601d8cd5644c9a1b7bf94657cde4b5e69e
SHA256 f908e361681a4c3a054697b2b19d4359e3e3922e06e1e549f9ff3dd27a693e1a
SHA512 8b6003a8817cce85f5cab27befe8d1ef5252e794f79ae6c476da2ac972fa0f7a0b990abdeb0a77e6178aa38f5dcb02ff3732e23fc3245e2b82f225607b9a31c9

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-25 03:23

Reported

2024-12-25 03:25

Platform

android-x64-20240624-en

Max time kernel

49s

Max time network

146s

Command Line

convince.bubble.aim

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/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json N/A N/A
N/A /data/user/0/convince.bubble.aim/app_DynamicOptDex/sKRWQ.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

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

convince.bubble.aim

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 142.250.180.8:443 ssl.google-analytics.com tcp
GB 142.250.179.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
US 144.126.152.229:80 144.126.152.229 tcp
US 144.126.152.229:80 144.126.152.229 tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
GB 172.217.16.238:443 tcp
GB 216.58.204.66:443 tcp
US 144.126.152.229:80 144.126.152.229 tcp
US 144.126.152.229:80 144.126.152.229 tcp
US 144.126.152.229:80 144.126.152.229 tcp

Files

/data/data/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json

MD5 7f63aaff53c68645ffe98c9d842e1a78
SHA1 261f32e73568497e7c48c11897ff58bbcce98319
SHA256 d98ec6a5af3f09a8549bb014443239d7871c7328a39d2ab8d62f6d7ddc9f6479
SHA512 d35ea152a95b2942c915c6c068390f93009d6d2260094e35ab60622c14c25d9136e8bc0597b54798ad731ba618c842aad25ac636e99c71dd2762e8e5171cb111

/data/data/convince.bubble.aim/app_DynamicOptDex/sKRWQ.json

MD5 8188fa2eeb1d0e00e92e51edd25d5905
SHA1 486e1796ec99e737e3ecab23ac56e8e3ca427fcf
SHA256 9c08b913902333c1e828f4d5852ecc048fc3cb116fced24156445c5706265392
SHA512 1420389fe9f2c3faa46f19d0e5d726ee75b2796b75a9ff494199ac944a9b0951397ffabc9472073821d7077b223d9111752cf49d6b34a9a42a69447a9cf95ec6

/data/data/convince.bubble.aim/app_DynamicOptDex/oat/sKRWQ.json.cur.prof

MD5 b8a52f5b4a72d3c04ce9ab4b172ba594
SHA1 3baf1f875ff91905772fd6dcc3849b7cc8f75256
SHA256 94e5b9f92bb57aeb88bcac749088c2724add70195e8b545424411073b067739b
SHA512 8cd5ab9f42d44c729e091b634a7a256c17b6ff08adba3103afc74e4079a80eec06e2f581f34ca8bf656b2a84c3762087dd5304fba091acc5cfb7fb60abb944eb

Analysis: behavioral3

Detonation Overview

Submitted

2024-12-25 03:23

Reported

2024-12-25 03:23

Platform

android-x64-arm64-20240624-en

Max time network

6s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A