Malware Analysis Report

2024-09-23 11:18

Sample ID 240615-nm7yzasgjj
Target fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a
SHA256 fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a
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

fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a

Threat Level: Shows suspicious behavior

The file fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a 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

2024-06-15 11:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 11:31

Reported

2024-06-15 11:34

Platform

win10v2004-20240611-en

Max time kernel

141s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.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\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.exe

"C:\Users\Admin\AppData\Local\Temp\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.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
US 8.8.8.8:53 22.160.190.20.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
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/1104-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/1104-2-0x0000000000640000-0x00000000006AB000-memory.dmp

memory/1104-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/1104-4-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/1104-5-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/1104-7-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/1104-8-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 11:31

Reported

2024-06-15 11:34

Platform

win11-20240611-en

Max time kernel

141s

Max time network

69s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.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\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.exe

"C:\Users\Admin\AppData\Local\Temp\fffdf1835d7392c5219e52210e1defe69baaa05ea052e0e64e01fb6711ca4c6a.exe"

Network

Country Destination Domain Proto
US 52.111.227.14:443 tcp

Files

memory/1888-1-0x0000000000560000-0x0000000000660000-memory.dmp

memory/1888-2-0x00000000021D0000-0x000000000223B000-memory.dmp

memory/1888-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/1888-4-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/1888-5-0x0000000000400000-0x00000000004AC000-memory.dmp

memory/1888-7-0x0000000000560000-0x0000000000660000-memory.dmp

memory/1888-8-0x00000000021D0000-0x000000000223B000-memory.dmp

memory/1888-9-0x0000000000400000-0x000000000046F000-memory.dmp