Malware Analysis Report

2025-01-19 07:42

Sample ID 240616-a6ngsascjd
Target b0fa09b179f16e864d9a2dc1e31e70b3_JaffaCakes118
SHA256 71e3793c7ce87add11b47ef8a8e1a0db0dd5237349ab3c5e2a9bb6c87ff0f722
Tags
banker discovery evasion persistence
score
8/10

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
8/10

SHA256

71e3793c7ce87add11b47ef8a8e1a0db0dd5237349ab3c5e2a9bb6c87ff0f722

Threat Level: Likely malicious

The file b0fa09b179f16e864d9a2dc1e31e70b3_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

banker discovery evasion persistence

Checks if the Android device is rooted.

Queries information about running processes on the device

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

Queries information about active data network

Queries the mobile country code (MCC)

Requests dangerous framework permissions

Reads information about phone network operator.

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

2024-06-16 00:49

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 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
Required to be able to access the camera device. android.permission.CAMERA 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 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-16 00:49

Reported

2024-06-16 00:59

Platform

android-x86-arm-20240611.1-en

Max time kernel

27s

Max time network

141s

Command Line

com.waduanzi.ztin

Signatures

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/xbin/su N/A N/A
N/A /system/bin/su N/A N/A

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

banker discovery

Queries information about running processes on the device

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

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.waduanzi.ztin

Network

Country Destination Domain Proto
GB 142.250.180.14:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 a.apicloud.com udp
CN 47.93.90.46:443 a.apicloud.com tcp
US 1.1.1.1:53 www.waduanzi.com udp
NL 103.59.41.77:80 www.waduanzi.com tcp
NL 103.59.41.77:80 www.waduanzi.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.46:443 android.apis.google.com tcp

Files

N/A