Malware Analysis Report

2025-01-03 09:22

Sample ID 240620-pl5b5a1fnn
Target 05f822854cb21539b78ffbb942d78f0a_JaffaCakes118
SHA256 2a40cb2cde3b8c8d1d01ec7bd1292e7376693cc2ddeed29b5bdbaae6b498bad4
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

2a40cb2cde3b8c8d1d01ec7bd1292e7376693cc2ddeed29b5bdbaae6b498bad4

Threat Level: Shows suspicious behavior

The file 05f822854cb21539b78ffbb942d78f0a_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Unsigned PE

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-20 12:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 12:25

Reported

2024-06-20 12:28

Platform

win7-20240220-en

Max time kernel

140s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05f822854cb21539b78ffbb942d78f0a_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\05f822854cb21539b78ffbb942d78f0a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\05f822854cb21539b78ffbb942d78f0a_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 main.std3322.com udp
US 8.8.8.8:53 c1.std3322.com udp
US 8.8.8.8:53 main.sky3389.com udp

Files

memory/2644-0-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2644-1-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2644-3-0x0000000000220000-0x0000000000221000-memory.dmp

memory/2644-9-0x0000000000400000-0x0000000000521000-memory.dmp

memory/2644-10-0x0000000000400000-0x0000000000521000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 12:25

Reported

2024-06-20 12:28

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\05f822854cb21539b78ffbb942d78f0a_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\05f822854cb21539b78ffbb942d78f0a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\05f822854cb21539b78ffbb942d78f0a_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 main.std3322.com udp
US 8.8.8.8:53 c1.std3322.com udp
US 8.8.8.8:53 c1.std3322.com udp
US 8.8.8.8:53 main.std3322.com udp
US 8.8.8.8:53 c1.std3322.com udp

Files

memory/1152-0-0x00000000006F0000-0x00000000006F1000-memory.dmp

memory/1152-1-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1152-2-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1152-3-0x00000000006F0000-0x00000000006F1000-memory.dmp

memory/1152-4-0x0000000000400000-0x0000000000521000-memory.dmp

memory/1152-12-0x0000000000400000-0x0000000000521000-memory.dmp