Malware Analysis Report

2025-06-16 01:06

Sample ID 231226-3vlg9sgha2
Target 9728d6fe6c196833a2cf8f6f52841b27
SHA256 04b3a838c52e5a749414192858ea8b9ffd1670bdb5bb2a95263e55a3a10ab8cd
Tags
xtremerat persistence rat spyware
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

04b3a838c52e5a749414192858ea8b9ffd1670bdb5bb2a95263e55a3a10ab8cd

Threat Level: Known bad

The file 9728d6fe6c196833a2cf8f6f52841b27 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

XtremeRAT

Xtremerat family

Detect XtremeRAT payload

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-26 23:50

Signatures

Detect XtremeRAT payload

Description Indicator Process Target
N/A N/A N/A N/A

Xtremerat family

xtremerat

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-26 23:50

Reported

2024-01-07 08:10

Platform

win7-20231215-en

Max time kernel

140s

Max time network

118s

Command Line

C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 160

Signatures

Detect XtremeRAT payload

Description Indicator Process Target
N/A N/A N/A N/A

XtremeRAT

persistence spyware rat xtremerat

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe N/A

Processes

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2212 -s 160

C:\Users\Admin\AppData\Local\Temp\9728d6fe6c196833a2cf8f6f52841b27.exe

"C:\Users\Admin\AppData\Local\Temp\9728d6fe6c196833a2cf8f6f52841b27.exe"

Network

N/A

Files

memory/2212-0-0x0000000010000000-0x000000001004A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-26 23:50

Reported

2024-01-07 08:10

Platform

win10v2004-20231215-en

Max time kernel

148s

Max time network

173s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9728d6fe6c196833a2cf8f6f52841b27.exe"

Signatures

Detect XtremeRAT payload

Description Indicator Process Target
N/A N/A N/A N/A

XtremeRAT

persistence spyware rat xtremerat

Processes

C:\Users\Admin\AppData\Local\Temp\9728d6fe6c196833a2cf8f6f52841b27.exe

"C:\Users\Admin\AppData\Local\Temp\9728d6fe6c196833a2cf8f6f52841b27.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2172 -ip 2172

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 504

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2172 -s 500

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2172 -ip 2172

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 19.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.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 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 32.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 10.179.89.13.in-addr.arpa udp

Files

memory/2172-0-0x0000000010000000-0x000000001004A000-memory.dmp