Malware Analysis Report

2025-08-06 04:09

Sample ID 240508-3lmc7sdh21
Target 98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d
SHA256 98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d
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

98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d

Threat Level: Known bad

The file 98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d 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 23:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 23:36

Reported

2024-05-08 23:41

Platform

win7-20240508-en

Max time kernel

290s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.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\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.exe

"C:\Users\Admin\AppData\Local\Temp\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.exe"

Network

N/A

Files

memory/2984-1-0x0000000001BB0000-0x0000000001CB0000-memory.dmp

memory/2984-2-0x0000000000220000-0x000000000028B000-memory.dmp

memory/2984-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2984-4-0x0000000000400000-0x0000000001A64000-memory.dmp

memory/2984-5-0x0000000000400000-0x0000000001A64000-memory.dmp

memory/2984-8-0x0000000000220000-0x000000000028B000-memory.dmp

memory/2984-7-0x0000000001BB0000-0x0000000001CB0000-memory.dmp

memory/2984-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 23:36

Reported

2024-05-08 23:41

Platform

win10-20240404-en

Max time kernel

291s

Max time network

301s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.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\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.exe

"C:\Users\Admin\AppData\Local\Temp\98fca204f64455e65c61cd82ee7c2fb789b1fc8d7da1bf74d259edcefc0d773d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.0.8.0.8.0.8.0.ip6.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.65.42.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp

Files

memory/2772-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2772-2-0x0000000001CB0000-0x0000000001D1B000-memory.dmp

memory/2772-1-0x0000000001D50000-0x0000000001E50000-memory.dmp

memory/2772-4-0x0000000000400000-0x0000000001A64000-memory.dmp

memory/2772-5-0x0000000000400000-0x0000000001A64000-memory.dmp

memory/2772-8-0x0000000001CB0000-0x0000000001D1B000-memory.dmp

memory/2772-7-0x0000000001D50000-0x0000000001E50000-memory.dmp

memory/2772-9-0x0000000000400000-0x000000000046F000-memory.dmp