Malware Analysis Report

2025-01-02 08:15

Sample ID 231005-b29pwsaa23
Target 67a143d2cf49282aa6aaf0871635f009.bin
SHA256 7aeb543dc2b4f1475816f14ed293c753d0093c603f2f845b6ed3d9040602862e
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

7aeb543dc2b4f1475816f14ed293c753d0093c603f2f845b6ed3d9040602862e

Threat Level: Known bad

The file 67a143d2cf49282aa6aaf0871635f009.bin 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

2023-10-05 01:39

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

2023-10-05 01:39

Reported

2023-10-05 01:42

Platform

win7-20230831-en

Max time kernel

117s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\67a143d2cf49282aa6aaf0871635f009.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1096 wrote to memory of 3044 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1096 wrote to memory of 3044 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1096 wrote to memory of 3044 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\67a143d2cf49282aa6aaf0871635f009.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1096 -s 56

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-05 01:39

Reported

2023-10-05 01:42

Platform

win10v2004-20230915-en

Max time kernel

142s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\67a143d2cf49282aa6aaf0871635f009.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\67a143d2cf49282aa6aaf0871635f009.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 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 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 254.93.248.8.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 6.173.189.20.in-addr.arpa udp

Files

N/A