Malware Analysis Report

2025-01-02 09:19

Sample ID 231010-zgtpyabh55
Target 1020-1241-0x0000000003660000-0x0000000003791000-memory.dmp
SHA256 85a0fe4d8b6093c38ab7caef54aaec53c035718c0d6d5c5b7caff44572255e20
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

85a0fe4d8b6093c38ab7caef54aaec53c035718c0d6d5c5b7caff44572255e20

Threat Level: Known bad

The file 1020-1241-0x0000000003660000-0x0000000003791000-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

2023-10-10 20:41

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

2023-10-10 20:41

Reported

2023-10-10 21:07

Platform

win7-20230831-en

Max time kernel

121s

Max time network

129s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1020-1241-0x0000000003660000-0x0000000003791000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2412 wrote to memory of 2672 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2412 wrote to memory of 2672 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2412 wrote to memory of 2672 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\1020-1241-0x0000000003660000-0x0000000003791000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2412 -s 56

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-10 20:41

Reported

2023-10-10 21:07

Platform

win10v2004-20230915-en

Max time kernel

145s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1020-1241-0x0000000003660000-0x0000000003791000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\1020-1241-0x0000000003660000-0x0000000003791000-memory.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 254.178.238.8.in-addr.arpa udp
US 8.8.8.8:53 3.173.189.20.in-addr.arpa udp

Files

N/A