Malware Analysis Report

2025-01-02 09:18

Sample ID 231007-b8ajdagg5t
Target 1044-337-0x0000000002D50000-0x0000000002E81000-memory.dmp
SHA256 041a5a07009a242534cfb2f2ce7bc426f3c87f97eb0ec81b027029cccf811da8
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

041a5a07009a242534cfb2f2ce7bc426f3c87f97eb0ec81b027029cccf811da8

Threat Level: Known bad

The file 1044-337-0x0000000002D50000-0x0000000002E81000-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

2023-10-07 01:48

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

2023-10-07 01:48

Reported

2023-10-07 01:51

Platform

win7-20230831-en

Max time kernel

118s

Max time network

125s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1044-337-0x0000000002D50000-0x0000000002E81000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3028 wrote to memory of 2880 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 3028 wrote to memory of 2880 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 3028 wrote to memory of 2880 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\1044-337-0x0000000002D50000-0x0000000002E81000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 3028 -s 56

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-07 01:48

Reported

2023-10-07 01:50

Platform

win10v2004-20230915-en

Max time kernel

143s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1044-337-0x0000000002D50000-0x0000000002E81000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1044-337-0x0000000002D50000-0x0000000002E81000-memory.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 254.109.26.67.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

N/A