Cereal2 · Observed attack

AS61855 UDP flood on 131.0.6.0/23 | 2026-10-10 23:39:51Z

· Event #324847

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
2026-10-10T23:39:51.046Z
Recorded

Recorded 135ms after observation

Affected network
131.0.6.0/23
Network operator
NOVA NET TECNOLOGIA LTDA - MEAS61855
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
0000000095 b2 2e 9a 2e 08 90 04........
000000089e 8e 1c 32 15 e6 61 1c...2..a.
0000001004 d5 3f c4 cb 33 6f b7..?..3o.
0000001844 d4 1c 6e 4d da a4 f8D..nM...

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

SHA-256 of decoded template

6ef3a22595f0c4680a8eb525b1fa4ce3190f52bb802d647e9a29d3c2d49a368a

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
95b22e9a2e0890049e8e1c3215e6611c04d53fc4cb336fb744d41c6e4ddaa4f8

Original bytes (Base64)

OTViMjJlOWEyZTA4OTAwNDllOGUxYzMyMTVlNjYxMWMwNGQ1M2ZjNGNiMzM2ZmI3NDRkNDFjNmU0ZGRhYTRmOA==

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.