Malware Analysis Report

2024-10-19 13:00

Sample ID 240216-q1771abf6s
Target app-debug-1.apk
SHA256 fe08f8830394ed3646f9b4a412922255aa72b9fcf110895ece302466dc53101b
Tags
ermac
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

fe08f8830394ed3646f9b4a412922255aa72b9fcf110895ece302466dc53101b

Threat Level: Known bad

The file app-debug-1.apk was found to be: Known bad.

Malicious Activity Summary

ermac

Ermac family

Ermac2 payload

Declares broadcast receivers with permission to handle system events

Declares services with permission to bind to the system

Requests dangerous framework permissions

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-16 13:44

Signatures

Ermac family

ermac

Ermac2 payload

Description Indicator Process Target
N/A N/A N/A N/A

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

Declares services with permission to bind to the system

Description Indicator Process Target
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS 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
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES 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 initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-16 13:44

Reported

2024-02-16 13:45

Platform

android-x64-20231215-en

Max time network

6s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-02-16 13:44

Reported

2024-02-16 13:45

Platform

android-x64-arm64-20231215-en

Max time network

7s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.204.74:443 udp
GB 142.250.200.14:443 udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-16 13:44

Reported

2024-02-16 13:44

Platform

android-x86-arm-20231215-en

Max time network

4s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A