Malware Analysis Report

2025-08-06 04:10

Sample ID 240508-2lsdsabd3x
Target 23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658
SHA256 23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658
Tags
bootkit persistence
score
10/10

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
10/10

SHA256

23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658

Threat Level: Known bad

The file 23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658 was found to be: Known bad.

Malicious Activity Summary

bootkit persistence

Pitou

Writes to the Master Boot Record (MBR)

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-08 22:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 22:40

Reported

2024-05-08 22:45

Platform

win7-20240419-en

Max time kernel

291s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe"

Signatures

Pitou

Description Indicator Process Target
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\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe

"C:\Users\Admin\AppData\Local\Temp\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe"

Network

N/A

Files

memory/1704-1-0x0000000002670000-0x0000000002770000-memory.dmp

memory/1704-2-0x00000000002E0000-0x000000000034B000-memory.dmp

memory/1704-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/1704-4-0x0000000000400000-0x00000000025BF000-memory.dmp

memory/1704-5-0x0000000000400000-0x00000000025BF000-memory.dmp

memory/1704-8-0x00000000002E0000-0x000000000034B000-memory.dmp

memory/1704-7-0x0000000002670000-0x0000000002770000-memory.dmp

memory/1704-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 22:40

Reported

2024-05-08 22:45

Platform

win10-20240404-en

Max time kernel

291s

Max time network

298s

Command Line

"C:\Users\Admin\AppData\Local\Temp\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe"

Signatures

Pitou

Description Indicator Process Target
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\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe

"C:\Users\Admin\AppData\Local\Temp\23923a17f96f8cfacdeec333db21df887bf241fe4eb5b3617b1bd34e638ba658.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 28.73.42.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp

Files

memory/4700-2-0x0000000002760000-0x00000000027CB000-memory.dmp

memory/4700-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4700-1-0x0000000002810000-0x0000000002910000-memory.dmp

memory/4700-4-0x0000000000400000-0x00000000025BF000-memory.dmp

memory/4700-5-0x0000000000400000-0x00000000025BF000-memory.dmp

memory/4700-7-0x0000000002810000-0x0000000002910000-memory.dmp

memory/4700-8-0x0000000000400000-0x000000000046F000-memory.dmp