Malware Analysis Report

2025-06-16 02:08

Sample ID 231002-jc4fkshh27
Target 336-858-0x00000000035C0000-0x00000000036F1000-memory.dmp
SHA256 66b65797b639f90f50d2d3d4c29b8584ba96186ccf118ce96d5abc1e334d0479
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

66b65797b639f90f50d2d3d4c29b8584ba96186ccf118ce96d5abc1e334d0479

Threat Level: Known bad

The file 336-858-0x00000000035C0000-0x00000000036F1000-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

2023-10-02 07:32

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

2023-10-02 07:32

Reported

2023-10-02 07:34

Platform

win7-20230831-en

Max time kernel

117s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\336-858-0x00000000035C0000-0x00000000036F1000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1288 wrote to memory of 2624 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1288 wrote to memory of 2624 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1288 wrote to memory of 2624 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\336-858-0x00000000035C0000-0x00000000036F1000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1288 -s 56

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-02 07:32

Reported

2023-10-02 07:34

Platform

win10v2004-20230915-en

Max time kernel

142s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\336-858-0x00000000035C0000-0x00000000036F1000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\336-858-0x00000000035C0000-0x00000000036F1000-memory.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 11.73.50.20.in-addr.arpa udp

Files

N/A