Malware Analysis Report

2024-11-13 18:05

Sample ID 241109-xnp9zsyrdt
Target 53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N
SHA256 53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0
Tags
bootkit discovery persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0

Threat Level: Shows suspicious behavior

The file 53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit discovery persistence

Writes to the Master Boot Record (MBR)

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 19:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 19:00

Reported

2024-11-09 19:02

Platform

win7-20240729-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.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\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe

"C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.excelfzj.com udp
HK 103.63.236.58:80 www.excelfzj.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 19:00

Reported

2024-11-09 19:02

Platform

win10v2004-20241007-en

Max time kernel

92s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.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\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe

"C:\Users\Admin\AppData\Local\Temp\53f36c32d7ee4e0b3ffb110580a2f8b308bb96af64bf5514df0752fb2ba46ce0N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.excelfzj.com udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
HK 103.63.236.58:80 www.excelfzj.com tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.236.63.103.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

N/A