Cereal2 · Observed attack

AS53107 UDP flood on 177.104.164.0/23 | 2026-10-10 00:44:26Z

· Event #322292

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
2026-10-10T00:44:26.616Z
Recorded

Recorded 323ms after observation

Affected network
177.104.164.0/23
Network operator
EVEO S.A.AS53107
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174134.122.68.238138.68.128.163157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.136.14038.60.238.10943.157.80.2943.173.102.17347.237.95.14994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000009f 3f ce 1c 96 e7 8d ae.?......
0000000844 28 c1 5d 28 c0 ba 84D(.](...
000000103e da 42 58 6c 8d c7 48>.BXl..H
000000181c 41 97 92 c9 e0 2b 3e.A....+>

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

SHA-256 of decoded template

b66d7c6b007365751ef6f6003b9bed915e246dd285450c5f5308f39db1bb36df

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
9f3fce1c96e78dae4428c15d28c0ba843eda42586c8dc7481c419792c9e02b3e

Original bytes (Base64)

OWYzZmNlMWM5NmU3OGRhZTQ0MjhjMTVkMjhjMGJhODQzZWRhNDI1ODZjOGRjNzQ4MWM0MTk3OTJjOWUwMmIzZQ==

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.