Malware Analysis Report

2024-09-23 12:04

Sample ID 240612-lxjysazgkf
Target aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd
SHA256 aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd
Tags
bootkit persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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
6/10

SHA256

aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd

Threat Level: Shows suspicious behavior

The file aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-12 09:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 09:54

Reported

2024-06-12 09:57

Platform

win7-20240611-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe"

Signatures

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe

"C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 analytics.ff.avast.com udp
US 34.117.223.223:443 analytics.ff.avast.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 09:54

Reported

2024-06-12 09:57

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

54s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe"

Signatures

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe

"C:\Users\Admin\AppData\Local\Temp\aff2404526c313ebd8edcb6e7cad952281e47a86b2de6dcaf12b23ab31a819fd.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 analytics.ff.avast.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 analytics.ff.avast.com udp

Files

N/A