Cereal2 · Observed attack

AS28665 UDP flood on 177.12.42.0/24 | 2026-10-10 20:27:50Z

· Event #324590

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
2026-10-10T20:27:50.262Z
Recorded

Recorded 146ms after observation

Affected network
177.12.42.0/24
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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000082 94 a5 1b c0 3b f1 58.....;.X
00000008bb fc 47 d2 d0 95 9e e2..G.....
0000001013 23 0c c2 02 79 50 c9.#...yP.
000000183e 1e a1 86 91 f5 2a e4>.....*.

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

SHA-256 of decoded template

4089851d3b65d767c2ce50e7acae9fdb41248e6fa39b9b703e6f1c808a1cef85

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
8294a51bc03bf158bbfc47d2d0959ee213230cc2027950c93e1ea18691f52ae4

Original bytes (Base64)

ODI5NGE1MWJjMDNiZjE1OGJiZmM0N2QyZDA5NTllZTIxMzIzMGNjMjAyNzk1MGM5M2UxZWExODY5MWY1MmFlNA==

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.