Cereal2 ยท Observed attack

UDP flood with minimal datagrams (default 1-byte payload) on CHINANET BACKBONE in China

ยท Event #196634

WhatsApp

Country-level precision. botnet.cl stores the target country, never a city or coordinates, so the marker sits at the country's center.

What this method does

Cereal2 vector 2: UDP flood with minimal datagrams (default 1-byte payload).

All UDP flood with minimal datagrams (default 1-byte payload) observations
Observed
2026-09-06T18:01:13.002Z
Recorded

Recorded 728ms after observation

Affected network
121.11.204.76/32
Network operator
CHINANET BACKBONEAS4134
Method
UDP flood with minimal datagrams (default 1-byte payload)Vector 2
Protocol
udp
Destination port
80
Commanded duration
1m
Observed via
43.166.224.20

All controllers with retained sightings of this order. Older records may have incomplete source coverage.

Geolocation data
ipinfo-lite ยท 2026-07

Snapshot taken at ingestion; it is never re-resolved later.

Other attacks on this network

Within 24 hours of this observation

Other attacks in this country

Within 24 hours of this observation

botnet.cl reports infrastructure it observed. An address appearing here identifies a target or a relay, not a person responsible for the attack.