Malware Analysis Report

2025-01-02 09:18

Sample ID 231006-kz851scd84
Target 5108-105-0x0000000002A00000-0x0000000002B31000-memory.dmp
SHA256 44394d12c1ebc6fe47ab64603bb898ed6a51e204c2ef67d09a2c674f173c9a12
Tags
fabookie
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

44394d12c1ebc6fe47ab64603bb898ed6a51e204c2ef67d09a2c674f173c9a12

Threat Level: Known bad

The file 5108-105-0x0000000002A00000-0x0000000002B31000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

fabookie

Detect Fabookie payload

Fabookie family

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-06 09:03

Signatures

Detect Fabookie payload

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

Fabookie family

fabookie

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-06 09:03

Reported

2023-10-06 09:06

Platform

win7-20230831-en

Max time kernel

119s

Max time network

123s

Command Line

C:\Windows\system32\WerFault.exe -u -p 2032 -s 56

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2032 wrote to memory of 2268 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2032 wrote to memory of 2268 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2032 wrote to memory of 2268 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2032 -s 56

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5108-105-0x0000000002A00000-0x0000000002B31000-memory.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-06 09:03

Reported

2023-10-06 09:06

Platform

win10v2004-20230915-en

Max time kernel

150s

Max time network

154s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5108-105-0x0000000002A00000-0x0000000002B31000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\5108-105-0x0000000002A00000-0x0000000002B31000-memory.dll,#1

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 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 126.211.247.8.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 52.111.227.13:443 tcp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
N/A 40.119.148.38:123 udp

Files

N/A