ThreatFox IOC Database

You are viewing the ThreatFox database entry for url https://xeljson.com/xss/buf.js.

Database Entry

This IOC expired

This IOC is an old IOC and hence has expired on 2026-06-15 01:15:01 UTC. We therefore refrain from exporting it into our datasets. As a result, this database entry is purely informational and has no impact.

IOC ID:	1625076
IOC:	https://xeljson.com/xss/buf.js
IOC Type :	url
Threat Type :	payload_delivery
Malware:	NetSupportManager RAT
Malware alias:	NetSupport
Confidence Level :	Confidence level is high (100%)
Is compromised? :	False
ASN:	AS16509 AMAZON-02
Country:	US
First seen:	2025-10-22 16:27:58 UTC
Last seen:	never
UUID:	04bb3187-af63-11f0-894e-42010aa4000a
Reporter	monitorsg
Reward	5 credits from ThreatFox
Tags:	SmartApeSG
Reference:	https://infosec.exchange/@monitorsg/115418727497119748

monitorsg

hXXps://islonline[.]org/d.js (injected) --> hXXps://xeljson[.]com/xss/buf.js --> hXXps://xeljson[.]com/xss/index.php --> hXXps://xeljson[.]com/xss/bof.js (clickfix) --> hXXps://powerbrokermagazine[.]com/soncu (HTA) --> hXXps://stgeorgelight[.]org/jsoming.zip (ZIP) --> 5[.]181.156.153:443 (NetSupport, XMLCTL, NSM303008)