Cereal2 · Observed attack

AS53107 UDP flood on 131.100.230.0/23 | 2026-10-09 23:28:27Z

· Event #322045

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
2026-10-09T23:28:27.345Z
Recorded

Recorded 5s after observation

Affected network
131.100.230.0/23
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
130.94.16.10130.94.32.14137.184.100.23138.68.128.163157.230.254.212157.245.188.54167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.136.14038.60.238.10943.173.102.17347.237.95.14994.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000b5 56 72 3b ce 24 d9 1c.Vr;.$..
00000008a1 bf 2e e3 8d e2 1d 44.......D
0000001018 ff 2a f7 63 cb df 54..*.c..T
0000001861 e6 87 e2 62 25 7a cda...b%z.

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

SHA-256 of decoded template

8a08dacbceb92653ab71dfb4af32038cc682a811a513d9a47b56e044a855cd00

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
b556723bce24d91ca1bf2ee38de21d4418ff2af763cbdf5461e687e262257acd

Original bytes (Base64)

YjU1NjcyM2JjZTI0ZDkxY2ExYmYyZWUzOGRlMjFkNDQxOGZmMmFmNzYzY2JkZjU0NjFlNjg3ZTI2MjI1N2FjZA==

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.