Malware Analysis Report

2025-01-02 08:06

Sample ID 231011-lv39mshb34
Target 3028-91-0x0000000003330000-0x0000000003461000-memory.dmp
SHA256 2f02cbe26e764948e8dd6347d68f6c7da11b249fec8ec9e27c96fa4e7c5b0acd
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

2f02cbe26e764948e8dd6347d68f6c7da11b249fec8ec9e27c96fa4e7c5b0acd

Threat Level: Known bad

The file 3028-91-0x0000000003330000-0x0000000003461000-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

2023-10-11 09:52

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

2023-10-11 09:52

Reported

2023-10-11 15:52

Platform

win7-20230831-en

Max time kernel

120s

Max time network

134s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3028-91-0x0000000003330000-0x0000000003461000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2020 wrote to memory of 2860 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2020 wrote to memory of 2860 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2020 wrote to memory of 2860 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\3028-91-0x0000000003330000-0x0000000003461000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2020 -s 56

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-11 09:52

Reported

2023-10-11 15:52

Platform

win10v2004-20230915-en

Max time kernel

137s

Max time network

162s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3028-91-0x0000000003330000-0x0000000003461000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3028-91-0x0000000003330000-0x0000000003461000-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 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 254.23.238.8.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

N/A