Cereal2 · Observed attack

AS53107 UDP flood on 177.104.131.0/24 | 2026-10-10 00:10:26Z

· Event #322182

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
2026-10-10T00:10:26.435Z
Recorded

Recorded 156ms after observation

Affected network
177.104.131.0/24
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
130.94.1.105130.94.32.14134.122.68.238138.68.128.163157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.136.14038.60.199.12638.60.238.10943.157.80.2994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000de 55 4b fe 1d f7 f9 64.UK....d
0000000891 c4 35 62 07 f8 22 a8..5b..".
0000001050 6a 1c ec c0 09 e9 59Pj.....Y
000000184d 98 f2 32 e5 2a 08 71M..2.*.q

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

SHA-256 of decoded template

6d6fcbce038815c72707434aeeb595c6fb4a92ff2133ba1e0e15b8e0d4fa0cbb

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
de554bfe1df7f96491c4356207f822a8506a1cecc009e9594d98f232e52a0871

Original bytes (Base64)

ZGU1NTRiZmUxZGY3Zjk2NDkxYzQzNTYyMDdmODIyYTg1MDZhMWNlY2MwMDllOTU5NGQ5OGYyMzJlNTJhMDg3MQ==

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.