Malware Analysis Report

2024-09-23 13:20

Sample ID 240612-1xndjawcjj
Target a2990b9120cfc2437cb20c61ac983121_JaffaCakes118
SHA256 0546b53bd778ab5d3dc248ab0ebb29e37b83d790bf08464ce4bd94455ab031c0
Tags
bootkit persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

0546b53bd778ab5d3dc248ab0ebb29e37b83d790bf08464ce4bd94455ab031c0

Threat Level: Shows suspicious behavior

The file a2990b9120cfc2437cb20c61ac983121_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-12 22:01

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 22:01

Reported

2024-06-12 22:04

Platform

win7-20231129-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2990b9120cfc2437cb20c61ac983121_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\a2990b9120cfc2437cb20c61ac983121_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a2990b9120cfc2437cb20c61ac983121_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2990b9120cfc2437cb20c61ac983121_JaffaCakes118.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 22:01

Reported

2024-06-12 22:04

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2990b9120cfc2437cb20c61ac983121_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\a2990b9120cfc2437cb20c61ac983121_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a2990b9120cfc2437cb20c61ac983121_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a2990b9120cfc2437cb20c61ac983121_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

N/A