Report for IP: 138.91.42.48

Threat LevelHIGH62/1001 rule type
9 incidents on record · active attack detected · last seen 24d ago
PTR N/A
Org / ASN Microsoft Azure Cloud (southeastasia)
Country 🇸🇬 Singapore
City Singapore, Central Singapore
Timezone Asia/Singapore

Attack Analysis

🇸🇬 Singapore · Singapore · 8075 · Microsoft Corp
Webshell Upload Scan
This IP rapidly probed multiple non-existent PHP paths in under 60 seconds — a hallmark of automated webshell scanning tools hunting for previously uploaded backdoors or vulnerable file-upload endpoints. If successful, a webshell grants the attacker full remote code execution on the server.

Reports (9)

Date Severity Description
7 Jul 2026 - 23:27 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 23:26 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 20:40 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 20:35 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 20:34 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 19:34 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 19:33 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 19:32 high Web: Webshell scan — 3+ unknown PHP probes in 60s
7 Jul 2026 - 12:39 high Web: Webshell scan — 3+ unknown PHP probes in 60s