Malware Analysis Report

2025-01-19 08:03

Sample ID 240610-v8rmfavand
Target 9b7d6c438141528a0337f36408dbd25a_JaffaCakes118
SHA256 dd796c0eed22df736ba0dfd5c3d41333447a794ebf807ac6c3a093236ab8bd55
Tags
discovery impact persistence
score
6/10

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
6/10

SHA256

dd796c0eed22df736ba0dfd5c3d41333447a794ebf807ac6c3a093236ab8bd55

Threat Level: Shows suspicious behavior

The file 9b7d6c438141528a0337f36408dbd25a_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery impact persistence

Reads information about phone network operator.

Queries the mobile country code (MCC)

Requests dangerous framework permissions

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

Queries information about active data network

Queries information about the current Wi-Fi connection

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

Uses Crypto APIs (Might try to encrypt user data)

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-10 17:39

Signatures

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 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 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 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

2024-06-10 17:39

Reported

2024-06-10 17:43

Platform

android-x86-arm-20240603-en

Max time kernel

10s

Max time network

130s

Command Line

air.com.RustyLake.CubeEscapeSeasons.pj

Signatures

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

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

Reads information about phone network operator.

discovery

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

Processes

air.com.RustyLake.CubeEscapeSeasons.pj

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 config.adview.cn udp
CN 211.103.153.95:80 config.adview.cn tcp
US 1.1.1.1:53 alog.umeng.com udp
CN 223.109.148.178:80 alog.umeng.com tcp
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 172.217.169.74:443 tcp

Files

/data/data/air.com.RustyLake.CubeEscapeSeasons.pj/files/umeng_it.cache

MD5 790a3e836221b516a928adf8bc0e77d2
SHA1 0453d99661d38e7a6879a34a728437c578b662ca
SHA256 505867bbd0b871659ebfafcc4edb8a0a380663c93935e9a6a27ea7e91b123d1b
SHA512 ca62aa1cbf00f5973921c6532db5f73589b9bcdb7721915378bc395653dcc7e81e677a5da905ffd4fa239fe0b95f4c74aee56b8f56b92232e7a1667dbf3d6d72