Malware Analysis Report

2024-09-23 13:12

Sample ID 240612-tj41ss1cnf
Target 2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber
SHA256 f969bc0633d269860e8f6547ffd27bffb0693100fe5423c71a6301fb32ba8b48
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

f969bc0633d269860e8f6547ffd27bffb0693100fe5423c71a6301fb32ba8b48

Threat Level: Shows suspicious behavior

The file 2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber 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 16:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 16:06

Reported

2024-06-12 16:08

Platform

win7-20240508-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.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\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.exe"

Network

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

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 16:06

Reported

2024-06-12 16:08

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.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\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-12_9bf83c66dcc5b4a2d21d0115ca2a99b5_magniber.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3804,i,15140928051103392835,1612840580898364401,262144 --variations-seed-version --mojo-platform-channel-handle=4032 /prefetch:8

Network

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

Files

N/A