Malware Analysis Report

2024-10-19 13:14

Sample ID 220821-yr4r8agee6
Target gen_signed.apk
SHA256 c269977d96662d44470d8bb28c023efb00f02eaf1f06f0ad0bb3c5494136005f
Tags
brata
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
10/10

SHA256

c269977d96662d44470d8bb28c023efb00f02eaf1f06f0ad0bb3c5494136005f

Threat Level: Known bad

The file gen_signed.apk was found to be: Known bad.

Malicious Activity Summary

brata

Brata family

Brata payload

Tries to add a device administrator.

Requests dangerous framework permissions

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-08-21 20:02

Signatures

Brata family

brata

Brata payload

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

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS 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

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-21 20:02

Reported

2022-08-21 20:04

Platform

android-x86-arm-20220621-en

Max time kernel

3254759s

Max time network

138s

Command Line

SIM.Toolkits

Signatures

Tries to add a device administrator.

Description Indicator Process Target
Intent action android.app.action.ADD_DEVICE_ADMIN N/A N/A

Processes

SIM.Toolkits

Network

Country Destination Domain Proto
NL 142.251.36.42:443 tcp
NL 142.251.36.42:443 tcp
NL 142.250.179.194:443 tcp
US 1.1.1.1:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
NL 142.251.36.34:443 tcp
NL 149.154.167.220:443 api.telegram.org tcp
NL 142.250.179.195:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:853 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-21 20:02

Reported

2022-08-21 20:05

Platform

android-x64-20220621-en

Max time network

138s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
NL 216.58.214.14:443 tcp
NL 142.251.36.42:443 tcp
NL 142.251.36.42:443 tcp
US 1.1.1.1:853 tcp
US 1.1.1.1:853 tcp
NL 142.250.179.130:443 tcp
GB 142.250.200.40:443 tcp
GB 142.250.200.14:443 tcp
NL 142.251.36.42:443 tcp
US 1.1.1.1:853 tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2022-08-21 20:02

Reported

2022-08-21 20:05

Platform

android-x64-arm64-20220621-en

Max time network

183s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
NL 142.250.179.195:443 tcp
NL 142.251.39.99:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:853 tcp
US 1.1.1.1:853 tcp
NL 216.58.208.99:443 tcp
NL 142.251.39.106:443 tcp
GB 142.250.200.40:443 tcp
NL 142.250.179.142:443 tcp
US 1.1.1.1:853 tcp
NL 142.250.179.196:443 udp
NL 142.250.179.170:443 tcp
NL 142.251.39.106:443 tcp

Files

N/A