Malware Analysis Report

2025-01-06 11:50

Sample ID 240603-d9jvjsaa4y
Target 906da15e8324d76b444260599781f6f1_JaffaCakes118
SHA256 d6a55dc76718bbfcccb95da4b61f709ad4690abd688ace2434f1fc7a7469b1a6
Tags
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

d6a55dc76718bbfcccb95da4b61f709ad4690abd688ace2434f1fc7a7469b1a6

Threat Level: Likely malicious

The file 906da15e8324d76b444260599781f6f1_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

discovery evasion persistence

Checks if the Android device is rooted.

Checks CPU information

Queries information about running processes on the device

Queries information about the current Wi-Fi connection

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

Checks if the internet connection is available

Requests dangerous framework permissions

Listens for changes in the sensor environment (might be used to detect emulation)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 03:42

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 application to read from external storage. android.permission.READ_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 application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 03:42

Reported

2024-06-03 03:45

Platform

android-x86-arm-20240514-en

Max time kernel

3s

Max time network

130s

Command Line

com.yiwyxb.dk57923

Signatures

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/app/Superuser.apk N/A N/A

Checks CPU information

evasion discovery
Description Indicator Process Target
File opened for read /proc/cpuinfo 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

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

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 if the internet connection is available

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Listens for changes in the sensor environment (might be used to detect emulation)

evasion
Description Indicator Process Target
Framework API call android.hardware.SensorManager.registerListener N/A N/A

Processes

com.yiwyxb.dk57923

ls /sys/class/thermal

Network

Country Destination Domain Proto
GB 216.58.213.3:443 tcp
GB 142.250.200.42:443 tcp
GB 142.250.200.14:443 tcp
GB 142.250.200.42:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 plbslog.umeng.com udp
CN 36.156.202.73:443 plbslog.umeng.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 172.217.169.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp

Files

N/A