Malware Analysis Report

2025-05-06 01:30

Sample ID 241103-xbnkmazphv
Target 8cefc3ca914fa28b00d9f47873c11929_JaffaCakes118
SHA256 5650b3af05a8ac592ed91e1d304675f43917776d04ca79b84c9106de50e39c59
Tags
collection discovery impact persistence
score
7/10

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
7/10

SHA256

5650b3af05a8ac592ed91e1d304675f43917776d04ca79b84c9106de50e39c59

Threat Level: Shows suspicious behavior

The file 8cefc3ca914fa28b00d9f47873c11929_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection discovery impact persistence

Queries the phone number (MSISDN for GSM devices)

Reads the content of the SMS messages.

Requests dangerous framework permissions

Domain associated with commercial stalkerware software, includes indicators from echap.eu.org

Makes a phone call.

Queries information about active data network

Queries information about the current Wi-Fi connection

Queries the mobile country code (MCC)

Uses Crypto APIs (Might try to encrypt user data)

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

2024-11-03 18:40

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 monitor incoming MMS messages. android.permission.RECEIVE_MMS 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 access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS 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 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-03 18:40

Reported

2024-11-03 18:43

Platform

android-x86-arm-20240624-en

Max time kernel

110s

Max time network

127s

Command Line

com.example.android.as

Signatures

Queries the phone number (MSISDN for GSM devices)

discovery

Reads the content of the SMS messages.

collection
Description Indicator Process Target
URI accessed for read content://sms/ N/A N/A

Domain associated with commercial stalkerware software, includes indicators from echap.eu.org

Description Indicator Process Target
N/A alog.umeng.com N/A N/A

Makes a phone call.

collection
Description Indicator Process Target
Intent action android.intent.action.CALL 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

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo 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

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

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

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.example.android.as

Network

Country Destination Domain Proto
CN 121.41.14.167:3000 tcp
US 1.1.1.1:53 xsdk.dmeel.com udp
CN 114.55.80.27:80 xsdk.dmeel.com tcp
GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
CN 114.55.80.27:80 xsdk.dmeel.com tcp
CN 114.55.80.27:80 xsdk.dmeel.com tcp
US 1.1.1.1:53 oc.umeng.com udp
CN 59.82.23.79:80 oc.umeng.com tcp
US 1.1.1.1:53 cmovie.dmeel.com udp
US 1.1.1.1:53 alog.umeng.com udp
CN 223.109.148.177:80 alog.umeng.com tcp
CN 114.55.80.27:80 cmovie.dmeel.com tcp
CN 114.55.80.27:80 cmovie.dmeel.com tcp
US 1.1.1.1:53 oc.umeng.co udp
CN 223.109.148.179:80 alog.umeng.com tcp
CN 114.55.80.27:80 cmovie.dmeel.com tcp
CN 223.109.148.178:80 alog.umeng.com tcp
CN 223.109.148.141:80 alog.umeng.com tcp
CN 223.109.148.176:80 alog.umeng.com tcp
CN 223.109.148.130:80 alog.umeng.com tcp
US 1.1.1.1:53 alog.umeng.co udp

Files

/data/data/com.example.android.as/files/umeng_it.cache

MD5 e776ec9284af582e51a71be0a72d6837
SHA1 f3ff6b6d5473334fe5626597e428e65bfb89ca67
SHA256 d91f04bbb37edae081f364f88abfe5982392f18f3ab75752bcdb375cded79eb5
SHA512 f7310720459b05aa47ce184878748e1826eafb5a1575e873d09b004cb5595e0d7eca5be5ce5f3a68ada00f9c53bea90cfce712e2f48550fee4f5bc6a4ebda6d3

/data/data/com.example.android.as/files/.um/um_cache_1730659370770.env

MD5 3e5e2b39bd4e554247b3adce2b3ee3d3
SHA1 e8d22583c7848760db8cb20233d2978d221ee668
SHA256 43b56752cfa608b093ec0360f02d3e7ab36bfb3b739672e45c64383eea2500ba
SHA512 de985341641e75b8ae4a598c81c71077814d13ad609f2e56a0eb4239499d428dbe132088707977afbdefd2f3b03d82fd0c26a4fc5c17063c5b999b16eec2484c