Malware Analysis Report

2025-01-23 12:36

Sample ID 230424-tz6jkadb39
Target client.apk
SHA256 a5b616c93ea1a228a46c5c1a498731c47bd1b721c518ff933d86c5806884bfe8
Tags
spynote banker
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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 Overview

score
10/10

SHA256

a5b616c93ea1a228a46c5c1a498731c47bd1b721c518ff933d86c5806884bfe8

Threat Level: Known bad

The file client.apk was found to be: Known bad.

Malicious Activity Summary

spynote banker

Spynote family

Spynote payload

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).

Requests enabling of the accessibility settings.

Tries to add a device administrator.

Requests dangerous framework permissions

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-04-24 16:30

Signatures

Spynote family

spynote

Spynote payload

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

Requests dangerous framework permissions

Description Indicator Process Target
Required to be able to access the camera device. android.permission.CAMERA 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 (but not read) the user's call log data. android.permission.WRITE_CALL_LOG N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an application to write the user's contacts data. android.permission.WRITE_CONTACTS 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 record audio. android.permission.RECORD_AUDIO 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 call log. android.permission.READ_CALL_LOG 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 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 application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether. android.permission.PROCESS_OUTGOING_CALLS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-24 16:30

Reported

2023-04-24 16:33

Platform

android-x64-20220823-en

Max time kernel

3021653s

Max time network

131s

Command Line

cmf0.c3b5bm90zq.patch

Signatures

N/A

Processes

cmf0.c3b5bm90zq.patch

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
NL 142.251.39.104:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 android.apis.google.com udp
DE 172.217.23.206:443 android.apis.google.com tcp

Files

/storage/emulated/0/systeminformation.android.app/config24-04-2023.log

MD5 a6e1a8696b390423713539cc5f7163c9
SHA1 12275a702131138b69705b32225a376a673988bb
SHA256 c07493fba858cd89282fb85d9da5f5b0642d1112459a253de23fdcf2411234dc
SHA512 51f6ff92cce5b1be72f8d4e9e9be964fbbaccf97e93ffc26f9299bbd7bd80613cfdf1574cf89c9e472a7f87bcf8802dd5c601d656f817de5130f81a2800286d9

Analysis: behavioral2

Detonation Overview

Submitted

2023-04-24 16:30

Reported

2023-04-24 16:33

Platform

android-x64-arm64-20220823-en

Max time kernel

3021797s

Max time network

149s

Command Line

cmf0.c3b5bm90zq.patch

Signatures

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps).

banker
Description Indicator Process Target
Framework service call android.content.pm.IPackageManager.getInstalledApplications N/A N/A

Requests enabling of the accessibility settings.

Description Indicator Process Target
Intent action android.settings.ACCESSIBILITY_SETTINGS N/A N/A

Tries to add a device administrator.

Description Indicator Process Target
Intent action android.app.action.ADD_DEVICE_ADMIN N/A N/A

Processes

cmf0.c3b5bm90zq.patch

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
NL 142.250.179.142:443 tcp
NL 142.250.179.142:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
NL 142.251.36.46:443 android.apis.google.com tcp
US 1.1.1.1:53 infinitedata-pa.googleapis.com udp
US 1.1.1.1:53 ssl.google-analytics.com udp
US 1.1.1.1:53 ssl.google-analytics.com udp

Files

N/A