Malware Analysis Report

2025-01-02 09:14

Sample ID 231004-ws4shafg36
Target 2612-631-0x0000000002F60000-0x0000000003091000-memory.dmp
SHA256 2ad217bc3f65206cb48a096e909544efa3bdde475852033824a7c56a5e9fec0a
Tags
fabookie
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

2ad217bc3f65206cb48a096e909544efa3bdde475852033824a7c56a5e9fec0a

Threat Level: Known bad

The file 2612-631-0x0000000002F60000-0x0000000003091000-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

2023-10-04 18:11

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: behavioral2

Detonation Overview

Submitted

2023-10-04 18:11

Reported

2023-10-04 18:14

Platform

win10v2004-20230915-en

Max time kernel

143s

Max time network

148s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2612-631-0x0000000002F60000-0x0000000003091000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2612-631-0x0000000002F60000-0x0000000003091000-memory.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 71.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.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 43.58.199.20.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 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 9.57.101.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 254.111.26.67.in-addr.arpa udp
US 8.8.8.8:53 254.33.24.67.in-addr.arpa udp
US 8.8.8.8:53 90.16.208.104.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-04 18:11

Reported

2023-10-04 18:14

Platform

win7-20230831-en

Max time kernel

119s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2612-631-0x0000000002F60000-0x0000000003091000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2024 wrote to memory of 2752 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2024 wrote to memory of 2752 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2024 wrote to memory of 2752 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\2612-631-0x0000000002F60000-0x0000000003091000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2024 -s 56

Network

N/A

Files

N/A