Malware Analysis Report

2025-06-16 05:12

Sample ID 230129-y8z6csde8z
Target b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d
SHA256 b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d
Tags
xloader ur06 loader rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d

Threat Level: Known bad

The file b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d was found to be: Known bad.

Malicious Activity Summary

xloader ur06 loader rat

Xloader

Xloader payload

Suspicious use of SetThreadContext

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-01-29 20:28

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-29 20:28

Reported

2023-01-29 20:30

Platform

win7-20221111-en

Max time kernel

118s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 1736 wrote to memory of 1280 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

Network

N/A

Files

memory/1736-54-0x0000000076411000-0x0000000076413000-memory.dmp

memory/1736-55-0x0000000075010000-0x00000000755BB000-memory.dmp

memory/1736-56-0x0000000075010000-0x00000000755BB000-memory.dmp

memory/1280-57-0x0000000000400000-0x0000000000428000-memory.dmp

memory/1280-58-0x0000000000400000-0x0000000000428000-memory.dmp

memory/1280-61-0x000000000041D000-mapping.dmp

memory/1280-60-0x0000000000400000-0x0000000000428000-memory.dmp

memory/1736-62-0x0000000075010000-0x00000000755BB000-memory.dmp

memory/1280-63-0x0000000000CA0000-0x0000000000FA3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-29 20:28

Reported

2023-01-29 20:30

Platform

win10v2004-20220812-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

Signatures

Xloader

loader xloader

Xloader payload

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3496 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe
PID 3496 wrote to memory of 1816 N/A C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe

"C:\Users\Admin\AppData\Local\Temp\b668feb6432eb6a52d23ee84b25b68244d388bd08e749ba45820dc6a3100153d.exe"

Network

Country Destination Domain Proto
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 93.184.221.240:80 tcp
N/A 13.69.109.130:443 tcp

Files

memory/3496-132-0x0000000074C70000-0x0000000075221000-memory.dmp

memory/3496-133-0x0000000074C70000-0x0000000075221000-memory.dmp

memory/1968-134-0x0000000000000000-mapping.dmp

memory/1816-135-0x0000000000000000-mapping.dmp

memory/1816-136-0x0000000000400000-0x0000000000428000-memory.dmp

memory/3496-137-0x0000000074C70000-0x0000000075221000-memory.dmp

memory/1816-138-0x00000000017A0000-0x0000000001AEA000-memory.dmp