Malware Analysis Report

2024-12-07 21:09

Sample ID 240203-28xxsaeeam
Target 8d9d1e8bc4dc527d44bedcd8ac7c16a6
SHA256 eea3b797f4d9001954be563a1998ee34bb29781acf47abe76a6810c9203b1890
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

eea3b797f4d9001954be563a1998ee34bb29781acf47abe76a6810c9203b1890

Threat Level: Known bad

The file 8d9d1e8bc4dc527d44bedcd8ac7c16a6 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

XtremeRAT

Detect XtremeRAT payload

Suspicious use of SetThreadContext

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-03 23:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-03 23:15

Reported

2024-02-03 23:18

Platform

win7-20231215-en

Max time kernel

149s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.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
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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2336 set thread context of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 set thread context of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2072 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 2072 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 2072 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 2072 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2336 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 2072 wrote to memory of 2384 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 2072 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2072 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2072 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2072 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2072 wrote to memory of 2688 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe

"C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe"

C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe

"C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.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/2072-2-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2072-3-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2072-4-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2072-5-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2384-6-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2072-9-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2384-10-0x0000000010000000-0x0000000010048000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-03 23:15

Reported

2024-02-03 23:18

Platform

win10v2004-20231222-en

Max time kernel

90s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.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
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

XtremeRAT

persistence spyware rat xtremerat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3668 set thread context of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 set thread context of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 3668 wrote to memory of 1424 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe
PID 1424 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 1424 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 1424 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 1424 wrote to memory of 3364 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Windows\SysWOW64\svchost.exe
PID 1424 wrote to memory of 3976 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 1424 wrote to memory of 3976 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 1424 wrote to memory of 3976 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A
PID 3668 wrote to memory of 0 N/A C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe

"C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe"

C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.exe

"C:\Users\Admin\AppData\Local\Temp\8d9d1e8bc4dc527d44bedcd8ac7c16a6.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 452 -p 3364 -ip 3364

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 3364 -ip 3364

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 488

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/1424-2-0x0000000010000000-0x0000000010048000-memory.dmp

memory/1424-3-0x0000000010000000-0x0000000010048000-memory.dmp

memory/1424-4-0x0000000010000000-0x0000000010048000-memory.dmp

memory/1424-5-0x0000000010000000-0x0000000010048000-memory.dmp

memory/3364-6-0x0000000010000000-0x0000000010048000-memory.dmp

memory/1424-7-0x0000000010000000-0x0000000010048000-memory.dmp

memory/3364-8-0x0000000010000000-0x0000000010048000-memory.dmp