Malware Analysis Report

2025-01-02 08:07

Sample ID 231010-zcl5ashf7w
Target 2072-1180-0x0000000003660000-0x0000000003791000-memory.dmp
SHA256 de7fd262c1998093abe70c70ce9838b0d4eca63b0b96e5fd6ce0296ca8694ef2
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

de7fd262c1998093abe70c70ce9838b0d4eca63b0b96e5fd6ce0296ca8694ef2

Threat Level: Known bad

The file 2072-1180-0x0000000003660000-0x0000000003791000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

fabookie

Fabookie family

Detect Fabookie payload

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-10 20:34

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 20:34

Reported

2023-10-10 20:52

Platform

win7-20230831-en

Max time kernel

117s

Max time network

125s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2072-1180-0x0000000003660000-0x0000000003791000-memory.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2984 wrote to memory of 3060 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2984 wrote to memory of 3060 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2984 wrote to memory of 3060 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\2072-1180-0x0000000003660000-0x0000000003791000-memory.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2984 -s 56

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-10 20:34

Reported

2023-10-10 20:52

Platform

win10v2004-20230915-en

Max time kernel

140s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2072-1180-0x0000000003660000-0x0000000003791000-memory.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\2072-1180-0x0000000003660000-0x0000000003791000-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 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 254.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 38.148.119.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 90.65.42.20.in-addr.arpa udp

Files

N/A