Cereal2 · Observed attack

AS28665 UDP flood on 177.12.44.0/24 | 2026-10-13 10:31:30Z

· Event #328242

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
2026-10-13T10:31:30.772Z
Recorded

Recorded 137ms after observation

Affected network
177.12.44.0/24
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
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197188.166.12.8206.189.228.1743.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000061 10 e1 18 8a b0 62 33a.....b3
0000000805 98 ba 5f 5f b9 99 97...__...
00000010e0 38 c5 41 9c eb 01 5a.8.A...Z
00000018af 45 17 c4 45 40 fc 34.E..E@.4

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

SHA-256 of decoded template

b054a46944f1565a4993a0c6b3ad8e0a81c0009e873b7b5d712297bd1e3d827d

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
6110e1188ab062330598ba5f5fb99997e038c5419ceb015aaf4517c44540fc34

Original bytes (Base64)

NjExMGUxMTg4YWIwNjIzMzA1OThiYTVmNWZiOTk5OTdlMDM4YzU0MTljZWIwMTVhYWY0NTE3YzQ0NTQwZmMzNA==

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.