Malware Analysis Report

2025-01-19 07:02

Sample ID 240523-n7f1zsga47
Target outline.apk
SHA256 eab1569e2421840c7777703ef81e3e2341e83963285ad4d4399fae920e18feb8
Tags
discovery evasion persistence collection credential_access impact
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

eab1569e2421840c7777703ef81e3e2341e83963285ad4d4399fae920e18feb8

Threat Level: Likely malicious

The file outline.apk was found to be: Likely malicious.

Malicious Activity Summary

discovery evasion persistence collection credential_access impact

Checks if the Android device is rooted.

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

Checks CPU information

Checks memory information

Declares services with permission to bind to the system

Checks the presence of a debugger

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-23 12:02

Signatures

Declares services with permission to bind to the system

Description Indicator Process Target
Required by VPN services to bind with the system. Allows apps to provision VPN services. android.permission.BIND_VPN_SERVICE N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-23 12:02

Reported

2024-05-23 12:08

Platform

android-x86-arm-20240514-en

Max time kernel

19s

Max time network

131s

Command Line

org.outline.android.client

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

Checks the presence of a debugger

evasion

Processes

org.outline.android.client

org.outline.android.client:vpn

Network

Country Destination Domain Proto
GB 142.250.200.14:443 tcp
N/A 224.0.0.251:5353 udp
GB 142.250.178.3:443 tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-23 12:02

Reported

2024-05-23 12:08

Platform

android-33-x64-arm64-20240514-en

Max time kernel

51s

Max time network

132s

Command Line

org.outline.android.client

Signatures

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/bin/su N/A N/A
N/A /system/app/Superuser.apk N/A N/A
N/A /data/local/bin/su N/A N/A
N/A /data/local/su N/A N/A
N/A /sbin/su N/A N/A
N/A /system/app/Superuser.apk N/A N/A
N/A /data/local/bin/su N/A N/A
N/A /data/local/xbin/su N/A N/A
N/A /system/bin/failsafe/su N/A N/A
N/A /data/local/su N/A N/A
N/A /data/local/xbin/su N/A N/A
N/A /sbin/su N/A N/A
N/A /system/bin/failsafe/su N/A N/A
N/A /system/bin/su N/A N/A

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

Checks the presence of a debugger

evasion

Processes

org.outline.android.client

org.outline.android.client:vpn

Network

Country Destination Domain Proto
GB 142.250.187.228:443 udp
GB 142.250.187.228:443 udp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 remoteprovisioning.googleapis.com udp
GB 142.250.200.10:443 remoteprovisioning.googleapis.com tcp
US 1.1.1.1:53 gmscompliance-pa.googleapis.com udp
GB 216.58.201.106:443 gmscompliance-pa.googleapis.com tcp
GB 142.250.200.14:443 udp
GB 142.250.200.14:443 tcp
GB 142.250.200.14:443 tcp
GB 216.58.204.67:443 tcp
GB 216.58.204.74:443 gmscompliance-pa.googleapis.com udp
GB 216.58.204.74:443 gmscompliance-pa.googleapis.com tcp
US 1.1.1.1:53 o74047.ingest.sentry.io udp
US 34.120.195.249:443 o74047.ingest.sentry.io tcp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 udp
GB 216.58.213.3:443 tcp
GB 216.58.213.3:443 udp
GB 142.250.187.228:443 udp
GB 142.250.187.228:443 tcp
GB 142.250.179.228:443 udp
GB 142.250.179.228:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com udp

Files

N/A