Malware Analysis Report

2025-01-03 09:24

Sample ID 240620-qtel4szfkb
Target 0673bd06698f4248376651fc17ae8da3_JaffaCakes118
SHA256 d86c9063f777ef8b911605f23794d03e89543e9b1493e242ad2f44fcfb60c82e
Tags
bootkit persistence
score
6/10

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
6/10

SHA256

d86c9063f777ef8b911605f23794d03e89543e9b1493e242ad2f44fcfb60c82e

Threat Level: Shows suspicious behavior

The file 0673bd06698f4248376651fc17ae8da3_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

Modifies registry class

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 13:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 13:32

Reported

2024-06-20 13:35

Platform

win7-20240221-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.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\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AF604EFE-8897-11D1-B944-00A0C90312E1}\InProcServer32\ C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 13:32

Reported

2024-06-20 13:35

Platform

win10v2004-20240508-en

Max time kernel

92s

Max time network

99s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.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\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AF604EFE-8897-11D1-B944-00A0C90312E1}\InProcServer32\ C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0673bd06698f4248376651fc17ae8da3_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

N/A