Malware Analysis Report

2025-01-03 08:12

Sample ID 240418-wa9k2aaf49
Target f8772b9a80138cd39a71f4faac388e49_JaffaCakes118
SHA256 432b4e84ec739ebeac84485407f087223331eaef24c6c7b133c353c618ccec8b
Tags
metasploit backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

432b4e84ec739ebeac84485407f087223331eaef24c6c7b133c353c618ccec8b

Threat Level: Known bad

The file f8772b9a80138cd39a71f4faac388e49_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

metasploit backdoor trojan

Metasploit family

MetaSploit

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-18 17:44

Signatures

Metasploit family

metasploit

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-18 17:44

Reported

2024-04-18 17:46

Platform

win7-20240319-en

Max time kernel

118s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8772b9a80138cd39a71f4faac388e49_JaffaCakes118.dll,#1

Signatures

MetaSploit

trojan backdoor metasploit

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2176 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8772b9a80138cd39a71f4faac388e49_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8772b9a80138cd39a71f4faac388e49_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
N/A 192.168.1.104:8892 tcp
N/A 192.168.1.104:8892 tcp

Files

memory/1968-0-0x00000000002D0000-0x00000000002D1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-18 17:44

Reported

2024-04-18 17:46

Platform

win10v2004-20240412-en

Max time kernel

146s

Max time network

153s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8772b9a80138cd39a71f4faac388e49_JaffaCakes118.dll,#1

Signatures

MetaSploit

trojan backdoor metasploit

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3852 wrote to memory of 3756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3852 wrote to memory of 3756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3852 wrote to memory of 3756 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8772b9a80138cd39a71f4faac388e49_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8772b9a80138cd39a71f4faac388e49_JaffaCakes118.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 156.33.209.4.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
N/A 192.168.1.104:8892 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 17.143.109.104.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp

Files

memory/3756-0-0x0000000002410000-0x0000000002411000-memory.dmp