Cereal2 · Observed attack

AS264491 UDP flood on 131.255.176.0/24 | 2026-10-10 20:01:30Z

· Event #324555

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
2026-10-10T20:01:30.650Z
Recorded

Recorded 138ms after observation

Affected network
131.255.176.0/24
Network operator
Sonik Serviços de Comunicação LTDAAS264491
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000fd 3e ed 50 d5 b2 b6 06.>.P....
00000008ae ad a9 15 e6 d3 59 e6......Y.
0000001025 e3 09 7e a4 94 61 bc%..~..a.
0000001834 89 e7 16 a2 b7 f9 8c4.......

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

SHA-256 of decoded template

3bc1723c406505a4b08c409f159101bd096e41a4af6a2305f414a963e320ed00

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
fd3eed50d5b2b606aeada915e6d359e625e3097ea49461bc3489e716a2b7f98c

Original bytes (Base64)

ZmQzZWVkNTBkNWIyYjYwNmFlYWRhOTE1ZTZkMzU5ZTYyNWUzMDk3ZWE0OTQ2MWJjMzQ4OWU3MTZhMmI3Zjk4Yw==

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.