Malware Analysis Report

2025-06-16 01:04

Sample ID 221123-wb3h4sed6v
Target f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e
SHA256 f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e
Tags
xtremerat persistence rat spyware upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e

Threat Level: Known bad

The file f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware upx

Detect XtremeRAT payload

XtremeRAT

UPX packed file

Suspicious use of SetThreadContext

Program crash

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-23 17:45

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-11-23 17:45

Reported

2022-11-23 19:37

Platform

win7-20220901-en

Max time kernel

149s

Max time network

48s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.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

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
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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1768 wrote to memory of 1200 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 1200 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 1200 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 1200 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 1200 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 1200 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 1200 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1200 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1200 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1200 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1200 wrote to memory of 536 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe

"C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe"

C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe

"C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.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/1768-56-0x0000000000400000-0x0000000000415000-memory.dmp

memory/1200-57-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1200-58-0x000000001004D000-mapping.dmp

memory/1768-59-0x0000000000400000-0x0000000000415000-memory.dmp

memory/1200-61-0x0000000075931000-0x0000000075933000-memory.dmp

memory/1200-62-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1200-63-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1200-64-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1200-65-0x0000000000400000-0x0000000000415000-memory.dmp

memory/1064-66-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1064-68-0x0000000000000000-mapping.dmp

memory/1200-70-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1064-71-0x0000000010000000-0x000000001004E000-memory.dmp

memory/1064-72-0x0000000010000000-0x000000001004E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-23 17:45

Reported

2022-11-23 19:42

Platform

win10v2004-20221111-en

Max time kernel

401s

Max time network

458s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.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

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
N/A N/A N/A N/A
N/A N/A N/A N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\svchost.exe

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 3404 wrote to memory of 4560 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
PID 4560 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 4560 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 4560 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 4560 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Windows\SysWOW64\svchost.exe
PID 4560 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 4560 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 4560 wrote to memory of 3372 N/A C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe

"C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe"

C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe

"C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.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 3056 -ip 3056

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3056 -ip 3056

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 500

Network

Country Destination Domain Proto
N/A 172.67.156.143:80 tcp
N/A 104.80.225.205:443 tcp
N/A 52.168.117.170:443 tcp
N/A 40.126.31.67:443 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 20.190.159.73:443 tcp
N/A 8.8.8.8:53 164.2.77.40.in-addr.arpa udp
N/A 8.8.8.8:53 d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.5.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa udp

Files

memory/3404-134-0x0000000000400000-0x0000000000415000-memory.dmp

memory/3404-135-0x0000000000400000-0x0000000000415000-memory.dmp

memory/4560-136-0x0000000000000000-mapping.dmp

memory/4560-137-0x0000000010000000-0x000000001004E000-memory.dmp

memory/4560-139-0x0000000000400000-0x0000000000415000-memory.dmp

memory/3404-141-0x0000000000400000-0x0000000000415000-memory.dmp

memory/4560-140-0x0000000010000000-0x000000001004E000-memory.dmp

memory/4560-142-0x0000000010000000-0x000000001004E000-memory.dmp

memory/4560-143-0x0000000010000000-0x000000001004E000-memory.dmp

memory/3056-144-0x0000000000000000-mapping.dmp

memory/4560-145-0x0000000010000000-0x000000001004E000-memory.dmp

memory/3056-146-0x0000000010000000-0x000000001004E000-memory.dmp