Malware Analysis Report

2025-08-06 04:10

Sample ID 240508-13nlgsab51
Target fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c
SHA256 fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c
Tags
bootkit persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c

Threat Level: Shows suspicious behavior

The file fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-08 22:10

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 22:10

Reported

2024-05-08 22:13

Platform

win11-20240426-en

Max time kernel

141s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.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\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.exe

"C:\Users\Admin\AppData\Local\Temp\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.exe"

Network

Files

memory/2300-0-0x0000000002390000-0x0000000002391000-memory.dmp

memory/2300-2-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2300-1-0x0000000002A10000-0x0000000002A90000-memory.dmp

memory/2300-3-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/2300-4-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/2300-7-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 22:10

Reported

2024-05-08 22:13

Platform

win10v2004-20240426-en

Max time kernel

150s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.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\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.exe

"C:\Users\Admin\AppData\Local\Temp\fdd2082bcafb9f7c6d8f061adaf90cb328693d11f6286b0ea8b695a8e082767c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 139.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 52.111.229.43:443 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.113:443 www.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
NL 23.62.61.113:443 www.bing.com tcp
US 8.8.8.8:53 113.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/5112-0-0x0000000002150000-0x0000000002151000-memory.dmp

memory/5112-1-0x0000000002790000-0x0000000002810000-memory.dmp

memory/5112-2-0x0000000000400000-0x000000000046F000-memory.dmp

memory/5112-3-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/5112-4-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/5112-7-0x0000000000400000-0x000000000046F000-memory.dmp