Cereal2 · Observed attack

AS28665 UDP flood on 177.12.40.0/24 | 2026-10-10 20:23:50Z

· Event #324585

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
2026-10-10T20:23:50.224Z
Recorded

Recorded 138ms after observation

Affected network
177.12.40.0/24
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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15995.182.87.134

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
00000000ab e7 fd 4c db e5 e5 c3...L....
000000082b c5 2b 81 4f 02 67 3e+.+.O.g>
00000010a4 19 c3 ab 18 e5 4a 35......J5
000000189c 7b fa 1b ce 4d 6c 31.{...Ml1

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

SHA-256 of decoded template

518fd24c34f713f386cd95bb9e66f0e102072a43f4f697490931b3783a2db3b9

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
abe7fd4cdbe5e5c32bc52b814f02673ea419c3ab18e54a359c7bfa1bce4d6c31

Original bytes (Base64)

YWJlN2ZkNGNkYmU1ZTVjMzJiYzUyYjgxNGYwMjY3M2VhNDE5YzNhYjE4ZTU0YTM1OWM3YmZhMWJjZTRkNmMzMQ==

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.