Malware Analysis Report

2024-11-13 18:37

Sample ID 240228-t3aajagd71
Target ac581b09eee4b97dcf18144202c732ef
SHA256 853890c8360ab0aa68f8bf9c63f87019b2ca574e3b600f0dec678d3fb250dc80
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

853890c8360ab0aa68f8bf9c63f87019b2ca574e3b600f0dec678d3fb250dc80

Threat Level: Known bad

The file ac581b09eee4b97dcf18144202c732ef was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

Detect XtremeRAT payload

XtremeRAT

Xtremerat family

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-28 16:34

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

2024-02-28 16:34

Reported

2024-02-28 16:36

Platform

win7-20240220-en

Max time kernel

149s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.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 2204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Windows\SysWOW64\svchost.exe
PID 2204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Windows\SysWOW64\svchost.exe
PID 2204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Windows\SysWOW64\svchost.exe
PID 2204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Windows\SysWOW64\svchost.exe
PID 2204 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Windows\SysWOW64\svchost.exe
PID 2204 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2204 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2204 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2204 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2204 wrote to memory of 2900 N/A C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.exe

"C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.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/2224-2-0x0000000010000000-0x0000000010047000-memory.dmp

memory/2224-0-0x0000000010000000-0x0000000010047000-memory.dmp

memory/2204-3-0x0000000010000000-0x0000000010047000-memory.dmp

memory/2224-4-0x0000000010000000-0x0000000010047000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-28 16:34

Reported

2024-02-28 16:36

Platform

win10v2004-20240226-en

Max time kernel

95s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.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\ac581b09eee4b97dcf18144202c732ef.exe

"C:\Users\Admin\AppData\Local\Temp\ac581b09eee4b97dcf18144202c732ef.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 404 -p 3836 -ip 3836

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3836 -ip 3836

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 488

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 179.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 198.178.17.96.in-addr.arpa udp

Files

memory/3836-0-0x0000000010000000-0x0000000010047000-memory.dmp

memory/4624-1-0x0000000010000000-0x0000000010047000-memory.dmp

memory/3836-2-0x0000000010000000-0x0000000010047000-memory.dmp