Cereal2 · Observed attack

AS28665 UDP flood on 177.136.132.0/24 | 2026-10-10 20:41:50Z

· Event #324607

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
2026-10-10T20:41:50.328Z
Recorded

Recorded 415ms after observation

Affected network
177.136.132.0/24
Network operator
Predlink Rede de Telecomunicções LtdaAS28665
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000084 07 c6 15 14 f0 67 63......gc
0000000840 12 f2 6a fa 86 e1 13@..j....
00000010cb 10 08 dc bb 53 d0 52.....S.R
0000001895 20 1c 4e 3d 49 1e 8a. .N=I..

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

SHA-256 of decoded template

e87a774cc55186501a973113cb6cfb49520bdc3b27459f64b51f752ad674bd5c

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
8407c61514f067634012f26afa86e113cb1008dcbb53d05295201c4e3d491e8a

Original bytes (Base64)

ODQwN2M2MTUxNGYwNjc2MzQwMTJmMjZhZmE4NmUxMTNjYjEwMDhkY2JiNTNkMDUyOTUyMDFjNGUzZDQ5MWU4YQ==

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.