Malware Analysis Report

2024-11-16 13:36

Sample ID 240528-jzwdgsdb34
Target Setup.exe
SHA256 989c54ab290e147aba6de1e542eb71cdbc50179dffc190ca46031ce8f18a6c8b
Tags
xworm rat trojan
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 Overview

score
10/10

SHA256

989c54ab290e147aba6de1e542eb71cdbc50179dffc190ca46031ce8f18a6c8b

Threat Level: Known bad

The file Setup.exe was found to be: Known bad.

Malicious Activity Summary

xworm rat trojan

Detect Xworm Payload

Xworm

Xworm family

Drops startup file

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Modifies registry class

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-28 08:06

Signatures

Detect Xworm Payload

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

Xworm family

xworm

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-28 08:06

Reported

2024-05-28 08:18

Platform

win10v2004-20240426-en

Max time kernel

490s

Max time network

592s

Command Line

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

Signatures

Detect Xworm Payload

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

Xworm

trojan rat xworm

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jtx C:\Windows\System32\svchost.exe N/A
File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00001.jrs C:\Windows\System32\svchost.exe N/A
File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.jfm C:\Windows\System32\svchost.exe N/A
File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat C:\Windows\System32\svchost.exe N/A
File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSTokenDB2.dat C:\Windows\System32\svchost.exe N/A
File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.log C:\Windows\System32\svchost.exe N/A
File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.jcp C:\Windows\System32\svchost.exe N/A
File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSStmp.log C:\Windows\System32\svchost.exe N/A
File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSSres00002.jrs C:\Windows\System32\svchost.exe N/A
File created C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk C:\Windows\System32\svchost.exe N/A
File opened for modification C:\Windows\system32\config\systemprofile\AppData\Local\DataSharing\Storage\DSS.chk C:\Windows\System32\svchost.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000_Classes\Local Settings C:\Windows\system32\mspaint.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
N/A N/A C:\Windows\system32\mspaint.exe N/A
N/A N/A C:\Windows\system32\mspaint.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Setup.exe N/A
N/A N/A C:\Windows\system32\mspaint.exe N/A
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

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

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

C:\Windows\system32\mspaint.exe

"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\Desktop\SubmitSave.png" /ForceBootstrapPaint3D

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s DsSvc

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 88.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
N/A 127.0.0.1:65129 tcp
US 8.8.8.8:53 kitchen-minds.gl.at.ply.gg udp
US 147.185.221.19:65129 kitchen-minds.gl.at.ply.gg tcp
US 8.8.8.8:53 19.221.185.147.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 147.185.221.19:65129 kitchen-minds.gl.at.ply.gg tcp
US 8.8.8.8:53 211.143.182.52.in-addr.arpa udp
US 147.185.221.19:65129 kitchen-minds.gl.at.ply.gg tcp

Files

memory/4456-0-0x0000000000980000-0x00000000009A8000-memory.dmp

memory/4456-1-0x00007FFE4B143000-0x00007FFE4B145000-memory.dmp

memory/4456-6-0x00007FFE4B140000-0x00007FFE4BC01000-memory.dmp

memory/4456-7-0x00007FFE4B143000-0x00007FFE4B145000-memory.dmp

memory/4456-8-0x00007FFE4B140000-0x00007FFE4BC01000-memory.dmp

memory/4456-10-0x0000000001640000-0x000000000164C000-memory.dmp

memory/3892-11-0x0000023ED9860000-0x0000023ED9870000-memory.dmp

memory/3892-15-0x0000023ED98A0000-0x0000023ED98B0000-memory.dmp

memory/3892-22-0x0000023EE1B90000-0x0000023EE1B91000-memory.dmp

memory/3892-24-0x0000023EE1C10000-0x0000023EE1C11000-memory.dmp

memory/3892-26-0x0000023EE1C10000-0x0000023EE1C11000-memory.dmp

memory/3892-27-0x0000023EE1CB0000-0x0000023EE1CB1000-memory.dmp

memory/3892-28-0x0000023EE1CB0000-0x0000023EE1CB1000-memory.dmp

memory/3892-29-0x0000023EE1CB0000-0x0000023EE1CB1000-memory.dmp

memory/3892-30-0x0000023EE1CB0000-0x0000023EE1CB1000-memory.dmp