Malware Analysis Report

2025-08-06 04:09

Sample ID 240508-3vae1aee6z
Target bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924
SHA256 bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924
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

bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924

Threat Level: Known bad

The file bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924 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 23:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 23:49

Reported

2024-05-08 23:54

Platform

win7-20240419-en

Max time kernel

291s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.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\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.exe

"C:\Users\Admin\AppData\Local\Temp\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.exe"

Network

N/A

Files

memory/568-1-0x0000000001B00000-0x0000000001C00000-memory.dmp

memory/568-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/568-2-0x0000000000340000-0x00000000003AB000-memory.dmp

memory/568-4-0x0000000000400000-0x0000000001A4D000-memory.dmp

memory/568-5-0x0000000000400000-0x0000000001A4D000-memory.dmp

memory/568-6-0x0000000000340000-0x00000000003AB000-memory.dmp

memory/568-8-0x0000000001B00000-0x0000000001C00000-memory.dmp

memory/568-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 23:49

Reported

2024-05-08 23:55

Platform

win10-20240404-en

Max time kernel

291s

Max time network

263s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.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\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.exe

"C:\Users\Admin\AppData\Local\Temp\bf0236ea003593c04781759f5328b6f85228b95cb3d70dbca4084eee03357924.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 11.179.89.13.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp

Files

memory/4988-2-0x0000000003660000-0x00000000036CB000-memory.dmp

memory/4988-1-0x0000000001BC0000-0x0000000001CC0000-memory.dmp

memory/4988-3-0x0000000000400000-0x000000000046F000-memory.dmp

memory/4988-4-0x0000000000400000-0x0000000001A4D000-memory.dmp

memory/4988-5-0x0000000000400000-0x0000000001A4D000-memory.dmp

memory/4988-8-0x0000000003660000-0x00000000036CB000-memory.dmp

memory/4988-7-0x0000000001BC0000-0x0000000001CC0000-memory.dmp

memory/4988-9-0x0000000000400000-0x000000000046F000-memory.dmp