Malware Analysis Report

2024-12-07 21:05

Sample ID 240205-v9n8psfbdr
Target 9299b156bfce991d2a144cab3b72d597
SHA256 a1c0709d2ba24a3a4a664cfccdf33428b7dd6d26feb7f7098e67f0d6bdf40306
Tags
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a1c0709d2ba24a3a4a664cfccdf33428b7dd6d26feb7f7098e67f0d6bdf40306

Threat Level: Known bad

The file 9299b156bfce991d2a144cab3b72d597 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

Detect XtremeRAT payload

Xtremerat family

XtremeRAT

Program crash

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-05 17:41

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

2024-02-05 17:41

Reported

2024-02-05 17:44

Platform

win7-20231215-en

Max time kernel

149s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.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

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1352 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Windows\SysWOW64\svchost.exe
PID 1352 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Windows\SysWOW64\svchost.exe
PID 1352 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Windows\SysWOW64\svchost.exe
PID 1352 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Windows\SysWOW64\svchost.exe
PID 1352 wrote to memory of 1172 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Windows\SysWOW64\svchost.exe
PID 1352 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1352 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1352 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1352 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1352 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe

"C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe"

C:\Windows\SysWOW64\svchost.exe

svchost.exe

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe"

Network

N/A

Files

memory/1172-2-0x0000000010000000-0x000000001004A000-memory.dmp

memory/1172-0-0x0000000010000000-0x000000001004A000-memory.dmp

memory/1352-3-0x0000000010000000-0x000000001004A000-memory.dmp

memory/1172-4-0x0000000010000000-0x000000001004A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-05 17:41

Reported

2024-02-05 17:44

Platform

win10v2004-20231215-en

Max time kernel

141s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.exe

"C:\Users\Admin\AppData\Local\Temp\9299b156bfce991d2a144cab3b72d597.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 436 -p 4896 -ip 4896

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 488

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4896 -ip 4896

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 496

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 232.135.221.88.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 198.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 202.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 11.173.189.20.in-addr.arpa udp

Files

memory/4896-0-0x0000000010000000-0x000000001004A000-memory.dmp

memory/216-1-0x0000000010000000-0x000000001004A000-memory.dmp

memory/4896-2-0x0000000010000000-0x000000001004A000-memory.dmp