Malware Analysis Report

2025-08-05 12:51

Sample ID 240509-c7ktdseb8x
Target 2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09
SHA256 2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09
Tags
bootkit 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

2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09

Threat Level: Shows suspicious behavior

The file 2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

Program crash

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-09 02:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 02:43

Reported

2024-05-09 02:45

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.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\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.exe

"C:\Users\Admin\AppData\Local\Temp\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4652 -ip 4652

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4652 -s 724

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
BE 2.17.196.177:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 177.196.17.2.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 91.65.42.20.in-addr.arpa udp

Files

memory/4652-0-0x0000000002250000-0x0000000002251000-memory.dmp

memory/4652-1-0x00000000027F0000-0x0000000002870000-memory.dmp

memory/4652-2-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4652-3-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/4652-4-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/4652-5-0x0000000002250000-0x0000000002251000-memory.dmp

memory/4652-8-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 02:43

Reported

2024-05-09 02:45

Platform

win11-20240419-en

Max time kernel

142s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.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\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.exe

"C:\Users\Admin\AppData\Local\Temp\2892e47f1fb199628d0cbea1d294b891cbf7aacc519e74049ebb729466d3bb09.exe"

Network

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

Files

memory/4664-0-0x0000000002250000-0x0000000002251000-memory.dmp

memory/4664-1-0x00000000028C0000-0x0000000002940000-memory.dmp

memory/4664-2-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4664-3-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/4664-4-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/4664-7-0x0000000000400000-0x000000000046F000-memory.dmp