Malware Analysis Report

2024-12-07 21:20

Sample ID 240206-m8xjpaefg9
Target 948b3667ff6870f87d041be7bbbae060
SHA256 5de088f21db6959c9919c7cde4f1f46bdcb397bf8a27d23715dd51f7dd257946
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

5de088f21db6959c9919c7cde4f1f46bdcb397bf8a27d23715dd51f7dd257946

Threat Level: Known bad

The file 948b3667ff6870f87d041be7bbbae060 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

2024-02-06 11:08

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

2024-02-06 11:08

Reported

2024-02-06 11:11

Platform

win7-20231215-en

Max time kernel

150s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.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 2280 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Windows\SysWOW64\svchost.exe
PID 2280 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Windows\SysWOW64\svchost.exe
PID 2280 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Windows\SysWOW64\svchost.exe
PID 2280 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Windows\SysWOW64\svchost.exe
PID 2280 wrote to memory of 2972 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Windows\SysWOW64\svchost.exe
PID 2280 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2280 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2280 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2280 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2280 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.exe

"C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.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/2972-0-0x0000000010000000-0x0000000010047000-memory.dmp

memory/2972-2-0x0000000010000000-0x0000000010047000-memory.dmp

memory/2280-3-0x0000000010000000-0x0000000010047000-memory.dmp

memory/2972-4-0x0000000010000000-0x0000000010047000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-06 11:08

Reported

2024-02-06 11:11

Platform

win10v2004-20231222-en

Max time kernel

91s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.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\948b3667ff6870f87d041be7bbbae060.exe

"C:\Users\Admin\AppData\Local\Temp\948b3667ff6870f87d041be7bbbae060.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 420 -p 1996 -ip 1996

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 488

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 496

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1996 -ip 1996

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 177.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 187.178.17.96.in-addr.arpa udp

Files

memory/1996-0-0x0000000010000000-0x0000000010047000-memory.dmp

memory/4504-1-0x0000000010000000-0x0000000010047000-memory.dmp

memory/1996-2-0x0000000010000000-0x0000000010047000-memory.dmp