Cereal2 · Observed attack

AS53245 UDP flood on 177.21.73.0/24 | 2026-10-10 22:27:50Z

· Event #324744

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
2026-10-10T22:27:50.738Z
Recorded

Recorded 145ms after observation

Affected network
177.21.73.0/24
Network operator
ActiON Infinite Communications, Brazil.AS53245
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000003f 9c c6 36 00 ae 2b 63?..6..+c
000000087d d4 a2 33 90 ae 18 47}..3...G
0000001002 5e 4e 14 48 c2 13 96.^N.H...
000000180d b3 78 d8 52 fc 7d cb..x.R.}.

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

SHA-256 of decoded template

bc8e6c0421b831b1e0ace21b9e04dc96104c3a5137240dcd0753ef9a103a3c44

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
3f9cc63600ae2b637dd4a23390ae1847025e4e1448c213960db378d852fc7dcb

Original bytes (Base64)

M2Y5Y2M2MzYwMGFlMmI2MzdkZDRhMjMzOTBhZTE4NDcwMjVlNGUxNDQ4YzIxMzk2MGRiMzc4ZDg1MmZjN2RjYg==

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.