Malware Analysis Report

2025-08-06 04:10

Sample ID 240508-22vh3seg79
Target 5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee
SHA256 5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee
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

5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee

Threat Level: Known bad

The file 5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee 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 23:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 23:05

Reported

2024-05-08 23:10

Platform

win7-20240508-en

Max time kernel

291s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.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\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.exe

"C:\Users\Admin\AppData\Local\Temp\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.exe"

Network

N/A

Files

memory/2164-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

memory/2164-2-0x0000000002BC0000-0x0000000002C2B000-memory.dmp

memory/2164-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2164-4-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/2164-5-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/2164-8-0x0000000002BC0000-0x0000000002C2B000-memory.dmp

memory/2164-7-0x00000000002B0000-0x00000000003B0000-memory.dmp

memory/2164-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 23:05

Reported

2024-05-08 23:10

Platform

win10-20240404-en

Max time kernel

292s

Max time network

188s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.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\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.exe

"C:\Users\Admin\AppData\Local\Temp\5a5a1194f8f5a81750205f5cfe21fae6969b40cfb77fba5385ba738f2a7ad3ee.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/4400-1-0x0000000002D50000-0x0000000002E50000-memory.dmp

memory/4400-2-0x0000000002CD0000-0x0000000002D3B000-memory.dmp

memory/4400-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4400-4-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/4400-5-0x0000000000400000-0x0000000002B4E000-memory.dmp

memory/4400-7-0x0000000002D50000-0x0000000002E50000-memory.dmp

memory/4400-8-0x0000000002CD0000-0x0000000002D3B000-memory.dmp

memory/4400-10-0x0000000000400000-0x000000000046F000-memory.dmp