Malware Analysis Report

2025-01-19 06:56

Sample ID 240522-sxegmafh31
Target Erina_and_the_City_of_Machines_v1.10.apk
SHA256 28b4c1f0eda8a94fed8b342aa39048a06c32b8a395091f0a46b3965138e6948f
Tags
discovery evasion persistence collection credential_access impact
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

28b4c1f0eda8a94fed8b342aa39048a06c32b8a395091f0a46b3965138e6948f

Threat Level: Shows suspicious behavior

The file Erina_and_the_City_of_Machines_v1.10.apk was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery evasion persistence collection credential_access impact

Checks CPU information

Checks memory information

Queries the mobile country code (MCC)

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

Obtains sensitive information copied to the device clipboard

Requests dangerous framework permissions

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-22 15:31

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-22 15:29

Reported

2024-05-22 15:37

Platform

android-x86-arm-20240514-en

Max time kernel

47s

Max time network

150s

Command Line

com.eatcom.luccisan

Signatures

Checks CPU information

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

Checks memory information

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

Processes

com.eatcom.luccisan

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 www.google.com udp
GB 172.217.169.68:443 www.google.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 172.217.169.66:443 tcp
GB 142.250.179.238:443 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-22 15:29

Reported

2024-05-22 15:36

Platform

android-x64-20240514-en

Max time kernel

50s

Max time network

189s

Command Line

com.eatcom.luccisan

Signatures

Checks CPU information

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

Checks memory information

evasion discovery
Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener 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

Processes

com.eatcom.luccisan

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.212.232:443 ssl.google-analytics.com tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
GB 172.217.169.14:443 tcp
GB 172.217.16.226:443 tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-22 15:29

Reported

2024-05-22 15:36

Platform

android-x64-arm64-20240514-en

Max time kernel

161s

Max time network

132s

Command Line

com.eatcom.luccisan

Signatures

Checks CPU information

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

Checks memory information

evasion discovery
Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Processes

com.eatcom.luccisan

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.16.232:443 ssl.google-analytics.com tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp

Files

N/A