Cereal2 · Observed attack

AS53245 UDP flood on 177.21.73.0/24 | 2026-10-14 03:35:59Z

· Event #329141

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
2026-10-14T03:35:59.491Z
Recorded

Recorded 174ms after observation

Affected network
177.21.73.0/24
Network operator
ActiON Infinite Communications, Brazil.AS53245
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000063 48 13 50 86 b4 aa 4ccH.P...L
0000000840 2c 02 04 2f 50 1b 32@,../P.2
0000001097 ea a8 cb 70 48 90 e9....pH..
00000018e1 6d 61 48 f8 5f db 2f.maH._./

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

SHA-256 of decoded template

c706ac5e5bb4a770b3b6eb050264e1fe8fc58a121facf5fb4d472b869ecfea5e

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
6348135086b4aa4c402c02042f501b3297eaa8cb704890e9e16d6148f85fdb2f

Original bytes (Base64)

NjM0ODEzNTA4NmI0YWE0YzQwMmMwMjA0MmY1MDFiMzI5N2VhYThjYjcwNDg5MGU5ZTE2ZDYxNDhmODVmZGIyZg==

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.