Malware Analysis Report

2024-12-01 03:14

Sample ID 241021-sb3bkazcpn
Target 90da641f0e55387a8dcd5fce58dd5a09.apk
SHA256 9d8034cbc0246eb1329102086d73197b79ac4a4ec861597493cced3664e6e2b4
Tags
golddigger collection credential_access discovery evasion execution impact persistence
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 Overview

score
10/10

SHA256

9d8034cbc0246eb1329102086d73197b79ac4a4ec861597493cced3664e6e2b4

Threat Level: Known bad

The file 90da641f0e55387a8dcd5fce58dd5a09.apk was found to be: Known bad.

Malicious Activity Summary

golddigger collection credential_access discovery evasion execution impact persistence

GoldDigger payload

Golddigger family

Queries information about running processes on the device

Queries account information for other applications stored on the device

Makes use of the framework's Accessibility service

Requests dangerous framework permissions

Makes use of the framework's foreground persistence service

Queries information about active data network

Declares services with permission to bind to the system

Acquires the wake lock

Declares broadcast receivers with permission to handle system events

Schedules tasks to execute at a specified time

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-21 14:58

Signatures

GoldDigger payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Golddigger family

golddigger

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 wallpaper services to bind with the system. Allows apps to provide live wallpapers. android.permission.BIND_WALLPAPER N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to record audio. android.permission.RECORD_AUDIO 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 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 application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_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 an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an app to access location in the background. android.permission.ACCESS_BACKGROUND_LOCATION N/A N/A
Required to be able to access the camera device. android.permission.CAMERA 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 the user's contacts data. android.permission.WRITE_CONTACTS N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows applications to use exact alarm APIs. android.permission.SCHEDULE_EXACT_ALARM N/A N/A
Allows an application a broad access to external storage in scoped storage. android.permission.MANAGE_EXTERNAL_STORAGE 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

2024-10-21 14:57

Reported

2024-10-21 15:00

Platform

android-x86-arm-20240624-en

Max time kernel

148s

Max time network

155s

Command Line

com.sextest.test

Signatures

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

Queries account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccountsAsUser N/A N/A
Framework service call android.accounts.IAccountManager.getAccountsAsUser N/A N/A
Framework service call android.accounts.IAccountManager.getAccountsAsUser N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

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

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo 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

Schedules tasks to execute at a specified time

execution persistence
Description Indicator Process Target
Framework service call android.app.job.IJobScheduler.schedule N/A N/A
Framework service call android.app.job.IJobScheduler.schedule N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A
Framework API call javax.crypto.Cipher.doFinal N/A N/A
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.sextest.test

com.sextest.test:main

com.sextest.test:s1

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

getprop ro.build.display.id

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.204.74:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 www.baidu.com udp
HK 103.235.46.96:80 www.baidu.com tcp
HK 103.235.46.96:80 www.baidu.com tcp
HK 103.235.46.96:80 www.baidu.com tcp
HK 103.235.46.96:80 www.baidu.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
US 1.1.1.1:53 rpc.aceyn.top udp
HK 18.167.208.191:443 rpc.aceyn.top tcp
HK 18.167.208.191:443 rpc.aceyn.top tcp

Files

/data/data/com.sextest.test/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.sextest.test/no_backup/androidx.work.workdb-wal

MD5 89a93bea9ab4aaa4f5258ec860c2b083
SHA1 89da71f306bed3cdc56723cac1f28b49a763f087
SHA256 838b66c12d0a024c060a1fa1a1227df712a4c88df19f4416f86cd6b92456d694
SHA512 802063104f0e20c112aba86ed0c92606d1c4c5d19e2526ae652a708ca973f2bf1c3534f8491e8f81adfbfbc84df7adf3270096a6721e828049cc6969d3664aca

/data/data/com.sextest.test/no_backup/androidx.work.workdb

MD5 a38f33b440f84bc6451d8e7dd0a64905
SHA1 e55923f374d080a36aea90760a193f5018f3cccd
SHA256 8a1b4d4ab99d97ba9178e59b0e8670aab6693a63c4da536aee5fd267da2f4d67
SHA512 c554e58c0a9a08fcfecbfcdcd7468c1580bdb83bcfc1b2ef0048620833fc58ffa5417c29c26961fa63e235aae00ad3c9222d3385b301187370041fdf281b8852