Malware Analysis Report

2025-01-02 08:08

Sample ID 231006-ca61csaf47
Target 808-631-0x0000000003170000-0x00000000032A1000-memory.dmp
SHA256 c5e8524986355804295e284c8c5fb2b537b9b7c5d0585fd907a777e7ff641120
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

c5e8524986355804295e284c8c5fb2b537b9b7c5d0585fd907a777e7ff641120

Threat Level: Known bad

The file 808-631-0x0000000003170000-0x00000000032A1000-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 01:53

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

2023-10-06 01:53

Reported

2023-10-06 01:56

Platform

win10v2004-20230915-en

Max time kernel

134s

Max time network

137s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\808-631-0x0000000003170000-0x00000000032A1000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\808-631-0x0000000003170000-0x00000000032A1000-memory.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.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 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.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 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-06 01:53

Reported

2023-10-06 01:56

Platform

win7-20230831-en

Max time kernel

117s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\808-631-0x0000000003170000-0x00000000032A1000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2416 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2416 wrote to memory of 1968 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2416 wrote to memory of 1968 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\808-631-0x0000000003170000-0x00000000032A1000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2416 -s 56

Network

N/A

Files

N/A