Malware Analysis Report

2024-09-23 11:51

Sample ID 240614-skbvzazckj
Target 2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6
SHA256 2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6
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

2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6

Threat Level: Shows suspicious behavior

The file 2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6 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

2024-06-14 15:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 15:10

Reported

2024-06-14 15:13

Platform

win10v2004-20240226-en

Max time kernel

152s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.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\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.exe

"C:\Users\Admin\AppData\Local\Temp\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.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 --mojo-platform-channel-handle=4340 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp

Files

memory/2748-1-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2748-2-0x0000000000730000-0x000000000079B000-memory.dmp

memory/2748-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2748-4-0x0000000000400000-0x00000000004A9000-memory.dmp

memory/2748-5-0x0000000000400000-0x00000000004A9000-memory.dmp

memory/2748-6-0x0000000000400000-0x00000000004A9000-memory.dmp

memory/2748-7-0x0000000000630000-0x0000000000730000-memory.dmp

memory/2748-9-0x0000000000730000-0x000000000079B000-memory.dmp

memory/2748-10-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 15:10

Reported

2024-06-14 15:13

Platform

win11-20240508-en

Max time kernel

140s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.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\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.exe

"C:\Users\Admin\AppData\Local\Temp\2d97dc19c1b1a3317f97d72d9a24db9c4b61f25eec5010f665c9dc3a93bc82d6.exe"

Network

Country Destination Domain Proto
IE 52.111.236.21:443 tcp

Files

memory/240-1-0x0000000000530000-0x0000000000630000-memory.dmp

memory/240-2-0x0000000000810000-0x000000000087B000-memory.dmp

memory/240-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/240-4-0x0000000000400000-0x00000000004A9000-memory.dmp

memory/240-5-0x0000000000400000-0x00000000004A9000-memory.dmp

memory/240-7-0x0000000000530000-0x0000000000630000-memory.dmp

memory/240-8-0x0000000000810000-0x000000000087B000-memory.dmp

memory/240-9-0x0000000000400000-0x000000000046F000-memory.dmp