Malware Analysis Report

2025-08-05 12:51

Sample ID 240509-bvdzmsdc79
Target 47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe
SHA256 47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c
Tags
bootkit persistence
score
9/10

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
9/10

SHA256

47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c

Threat Level: Likely malicious

The file 47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe was found to be: Likely malicious.

Malicious Activity Summary

bootkit persistence

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

Writes to the Master Boot Record (MBR)

Program crash

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-09 01:27

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 01:27

Reported

2024-05-09 01:30

Platform

win7-20240419-en

Max time kernel

140s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe"

Signatures

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

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

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PHYSICALDRIVE0 C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe

"C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe"

Network

N/A

Files

memory/2128-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

memory/2128-1-0x0000000001F80000-0x0000000002000000-memory.dmp

memory/2128-2-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2128-3-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/2128-4-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/2128-5-0x00000000003A0000-0x00000000003A1000-memory.dmp

memory/2128-7-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 01:27

Reported

2024-05-09 01:30

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

105s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe"

Signatures

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

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

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PHYSICALDRIVE0 C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe

"C:\Users\Admin\AppData\Local\Temp\47ff78372aeb7ca7e16561fce7b86705bbf8f794e68ef32adc5437e40da30a6c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2776 -ip 2776

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 704

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 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
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
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/2776-0-0x0000000000680000-0x0000000000681000-memory.dmp

memory/2776-1-0x0000000002820000-0x00000000028A0000-memory.dmp

memory/2776-2-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2776-3-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/2776-4-0x0000000000400000-0x00000000004EE000-memory.dmp

memory/2776-7-0x0000000000400000-0x000000000046F000-memory.dmp