Malware Analysis Report

2024-12-07 21:19

Sample ID 240204-rdxy7abde9
Target 8f5469a91c469a777b1aa61b3fff945b
SHA256 ebae9ede81d32c6bcf3af11e09e7bafe00a4dc66a48f3354a84ec117d6f4979e
Tags
upx xtremerat persistence rat spyware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ebae9ede81d32c6bcf3af11e09e7bafe00a4dc66a48f3354a84ec117d6f4979e

Threat Level: Known bad

The file 8f5469a91c469a777b1aa61b3fff945b was found to be: Known bad.

Malicious Activity Summary

upx xtremerat persistence rat spyware

Detect XtremeRAT payload

Xtremerat family

XtremeRAT

UPX packed file

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-04 14:05

Signatures

Detect XtremeRAT payload

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

Xtremerat family

xtremerat

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-04 14:05

Reported

2024-02-04 14:06

Platform

win10v2004-20231215-en

Max time kernel

62s

Max time network

63s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f5469a91c469a777b1aa61b3fff945b.exe"

Signatures

Detect XtremeRAT payload

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

XtremeRAT

persistence spyware rat xtremerat

UPX packed file

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\8f5469a91c469a777b1aa61b3fff945b.exe

"C:\Users\Admin\AppData\Local\Temp\8f5469a91c469a777b1aa61b3fff945b.exe"

C:\Windows\SysWOW64\svchost.exe

svchost.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4524 -ip 4524

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4524 -ip 4524

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 500

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 177.178.17.96.in-addr.arpa udp

Files

memory/4412-0-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4524-1-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4412-2-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4524-3-0x0000000010000000-0x000000001004D000-memory.dmp