Cereal2 · Observed attack

AS264491 UDP flood on 131.255.176.0/24 | 2026-10-13 08:15:09Z

· Event #328115

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
2026-10-13T08:15:09.928Z
Recorded

Recorded 134ms 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
101.34.239.216139.59.33.238157.230.127.22164.90.186.13178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000085 17 0b 88 25 c9 e1 b0....%...
0000000852 88 85 7d 08 eb 62 5eR..}..b^
000000107c e0 e0 40 94 90 17 47|..@...G
000000189e 04 80 8a b1 a7 fa 2f......./

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

SHA-256 of decoded template

014f05dd5d21506c1f749e7b173451337a97d8adc3851fa3bea5c2a7eae19d21

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
85170b8825c9e1b05288857d08eb625e7ce0e040949017479e04808ab1a7fa2f

Original bytes (Base64)

ODUxNzBiODgyNWM5ZTFiMDUyODg4NTdkMDhlYjYyNWU3Y2UwZTA0MDk0OTAxNzQ3OWUwNDgwOGFiMWE3ZmEyZg==

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.