Malware Analysis Report

2024-09-23 12:40

Sample ID 240612-tmlzds1dmb
Target 70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18
SHA256 70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18
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

70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18

Threat Level: Shows suspicious behavior

The file 70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18 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 16:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 16:10

Reported

2024-06-12 16:13

Platform

win10v2004-20240508-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.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\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.exe

"C:\Users\Admin\AppData\Local\Temp\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4072,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4552 /prefetch:8

Network

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

Files

memory/4372-1-0x0000000001E90000-0x0000000001F90000-memory.dmp

memory/4372-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4372-2-0x0000000003830000-0x000000000389B000-memory.dmp

memory/4372-4-0x0000000000400000-0x0000000001C1C000-memory.dmp

memory/4372-5-0x0000000000400000-0x0000000001C1C000-memory.dmp

memory/4372-6-0x0000000001E90000-0x0000000001F90000-memory.dmp

memory/4372-7-0x0000000003830000-0x000000000389B000-memory.dmp

memory/4372-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 16:10

Reported

2024-06-12 16:13

Platform

win11-20240611-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.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\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.exe

"C:\Users\Admin\AppData\Local\Temp\70695405e8f4f978a708f582e36d5dd4124d0bd7cb993481065a8e2141054e18.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 204.79.197.237:443 tse1.mm.bing.net tcp
US 204.79.197.237:443 tse1.mm.bing.net tcp
US 204.79.197.237:443 tse1.mm.bing.net tcp
US 204.79.197.237:443 tse1.mm.bing.net tcp
US 204.79.197.237:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

memory/4992-1-0x0000000001F00000-0x0000000002000000-memory.dmp

memory/4992-2-0x0000000001E80000-0x0000000001EEB000-memory.dmp

memory/4992-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4992-4-0x0000000000400000-0x0000000001C1C000-memory.dmp

memory/4992-5-0x0000000000400000-0x0000000001C1C000-memory.dmp

memory/4992-7-0x0000000001F00000-0x0000000002000000-memory.dmp

memory/4992-8-0x0000000001E80000-0x0000000001EEB000-memory.dmp

memory/4992-9-0x0000000000400000-0x000000000046F000-memory.dmp