Malware Analysis Report

2024-12-01 03:14

Sample ID 241021-spk97syakf
Target MPajak.apk
SHA256 dba4737e91339f67bdb890e2377161c31465f958228ae1ab3a20ce7834c3e9b6
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

dba4737e91339f67bdb890e2377161c31465f958228ae1ab3a20ce7834c3e9b6

Threat Level: Known bad

The file MPajak.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

Acquires the wake lock

Declares services with permission to bind to the system

Requests dangerous framework permissions

Queries information about active data network

Declares broadcast receivers with permission to handle system events

Makes use of the framework's foreground persistence service

Schedules tasks to execute at a specified time

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-21 15:18

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
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 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 to record audio. android.permission.RECORD_AUDIO 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 15:18

Reported

2024-10-21 15:20

Platform

android-x86-arm-20240624-en

Max time kernel

149s

Max time network

155s

Command Line

com.aaa.ccc

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.aaa.ccc

com.aaa.ccc:main

com.aaa.ccc: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
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 www.baidu.com udp
HK 103.235.47.188:80 www.baidu.com tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 www.baidu.com udp
HK 103.235.47.188:80 www.baidu.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
HK 103.235.47.188:80 www.baidu.com tcp
HK 103.235.47.188:80 www.baidu.com tcp
GB 142.250.200.14:443 android.apis.google.com tcp
US 1.1.1.1:53 rpc.lxyn.xyz udp
US 172.67.182.254:443 rpc.lxyn.xyz tcp
US 172.67.182.254:443 rpc.lxyn.xyz tcp

Files

/data/data/com.aaa.ccc/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.aaa.ccc/no_backup/androidx.work.workdb-wal

MD5 2e243ebcb487c4ded6efc8d02b59b467
SHA1 8cb6c42dc9c9f30ff5234c1fab86406046779115
SHA256 e41cd33769056e3660a25a0639e8ca469c3dd0fe3d656a46908eb41ed78f9b14
SHA512 f7c5db7e73b5d226011bae33a07c985cb0dbad1980eca0c3569d2538da06d6cea81a873650930e5f38cc4650d09ddee5826b098f9b6ffd7cbc682c7db2ee8af4

/data/data/com.aaa.ccc/no_backup/androidx.work.workdb

MD5 714a1bd02afbd1b5c0433896ebeb254b
SHA1 e5076fb6b1a8bf0b61af111a2d17fb5ffd7bf91b
SHA256 edf4409f18c00cc200e198ac937a1d8d9f7ae95ffbfdd853407a6b0a28d99a27
SHA512 db91b2040e4a3115a758d5d9f08bd9f01840041def7a255dc2a0260fa0c86f7108c06b053563ba9ed52c549b950023f2dd5a5b5d91c450762a1eff9ccaee808c