Malware Analysis Report

2024-09-23 12:07

Sample ID 240612-ttrs8a1erf
Target 542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70
SHA256 542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70
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

542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70

Threat Level: Shows suspicious behavior

The file 542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70 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 16:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 16:21

Reported

2024-06-12 16:23

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.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\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.exe

"C:\Users\Admin\AppData\Local\Temp\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 12.173.189.20.in-addr.arpa udp

Files

memory/2744-1-0x0000000001E40000-0x0000000001F40000-memory.dmp

memory/2744-2-0x00000000038E0000-0x000000000394B000-memory.dmp

memory/2744-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2744-4-0x0000000000400000-0x0000000001C21000-memory.dmp

memory/2744-5-0x0000000000400000-0x0000000001C21000-memory.dmp

memory/2744-6-0x0000000001E40000-0x0000000001F40000-memory.dmp

memory/2744-8-0x00000000038E0000-0x000000000394B000-memory.dmp

memory/2744-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 16:21

Reported

2024-06-12 16:23

Platform

win11-20240508-en

Max time kernel

146s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.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\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.exe

"C:\Users\Admin\AppData\Local\Temp\542ce94d1b38db484f47a61e4b366f5ae5cd53dcc7031cdab7d310c9e08bdd70.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/5032-2-0x0000000003930000-0x000000000399B000-memory.dmp

memory/5032-1-0x0000000001D40000-0x0000000001E40000-memory.dmp

memory/5032-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/5032-4-0x0000000000400000-0x0000000001C21000-memory.dmp

memory/5032-5-0x0000000000400000-0x0000000001C21000-memory.dmp

memory/5032-8-0x0000000003930000-0x000000000399B000-memory.dmp

memory/5032-7-0x0000000001D40000-0x0000000001E40000-memory.dmp

memory/5032-9-0x0000000000400000-0x000000000046F000-memory.dmp