URLhaus Database
You are currently viewing the URLhaus database entry for https://chamjs.com/xss/buf.js which is being or has been used to serve malware. Please consider that URLhaus does not differentiate between websites that have been compromised by hackers and such that has been setup by cybercriminals for the sole purpose of serving malware.
Database Entry
| ID: | 3682826 |
|---|---|
| URL: | https://chamjs.com/xss/buf.js |
| URL Status: |  Online (spreading malware for 10 months, 11 days, 2 hours, 24 minutes) |
| Host: | chamjs.com |
| Date added: | 2025-10-21 09:01:07 UTC |
| Threat: |  Malware download |
| URLhaus blocklist: | Blocked |
| Spamhaus DBL : | Abused domain (malware) |
| SURBL : | Blocked |
| Quad9 : | Blocked |
| AdGuard : | Blocked |
| Cloudflare : | Blocked |
| dns0.eu : | Not blocked |
| ProtonDNS : | Blocked |
| OpenBLD : | Blocked |
| DNS4EU : | Not blocked |
| Reporter: |  threatquery |
| Abuse complaint sent (?): | Yes (2025-10-21 09:02:14 UTC to abuse{at}hostzealot[dot]com) |
| Tags: | Formbook  SmartApeSG |
Payload delivery
The table below documents all payloads that URLhaus retrieved from this particular URL.
| Firstseen | Filename | File Type | Payload (SHA256) | VT | Bazaar | Signature |
|---|---|---|---|---|---|---|
| 2026-08-27 | buf.js | js | 825eb1a627f34c3d1fad85cb5904b5ac0fded65f677c5a85fa992e42c450fd99 | n/a | Formbook | |
| 2025-10-21 | buf.js | js | cc1c0155d5a5f9dfcfe03a2ad0ad5f41eb8b8232f9b7834eff4113fd230c2fd9 |  24.59% |