Cereal2 · Observed attack

AS28665 UDP flood on 177.136.142.0/24 | 2026-10-10 19:25:30Z

· Event #324506

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 19: Configurable custom-payload UDP flood.

All Configurable custom-payload UDP flood observations
Observed
2026-10-10T19:25:30.532Z
Recorded

Recorded 147ms after observation

Affected network
177.136.142.0/24
Network operator
Predlink Rede de Telecomunicções LtdaAS28665
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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

Geolocation data
ipinfo-lite · 2026-09

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

Payload observed in C2 command

Observed command data; this does not establish what reached the target.

Custom payload · 32 bytes

Decoded template · 32 bytes

OffsetHexadecimalASCII
0000000046 a7 01 c3 ba 30 3a f5F....0:.
0000000868 15 a3 8f c2 9c 4f 1bh.....O.
0000001098 ee b9 4b 0c 81 fe c1...K....
0000001851 79 55 b2 59 f3 25 9eQyU.Y.%.

8 or 16 bytes per row, depending on screen width. Dots represent non-printable bytes.

SHA-256 of decoded template

93e62df046af5bb2a6ffb37f1e8a1e37187c0461532da67d7203b1f5eb091509

Configured datagram length
1400 bytes
Minimum length option
1000 bytes
Maximum length option
1400 bytes

Length options are command settings, not measured packet sizes. The decoded template can differ from the resulting datagrams.

Original encoded value
46a701c3ba303af56815a38fc29c4f1b98eeb94b0c81fec1517955b259f3259e

Original bytes (Base64)

NDZhNzAxYzNiYTMwM2FmNTY4MTVhMzhmYzI5YzRmMWI5OGVlYjk0YjBjODFmZWMxNTE3OTU1YjI1OWYzMjU5ZQ==

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.