Cereal2 · Observed attack

AS53245 UDP flood on 177.21.78.0/23 | 2026-10-14 03:49:59Z

· Event #329152

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
2026-10-14T03:49:59.586Z
Recorded

Recorded 138ms after observation

Affected network
177.21.78.0/23
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000004b b9 71 cf 14 74 51 8fK.q..tQ.
00000008fe 84 f9 30 06 58 15 67...0.X.g
0000001012 79 c9 2e 90 a6 2e 5d.y.....]
000000182c 15 2a 95 d4 ee f1 c9,.*.....

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

SHA-256 of decoded template

2d71d37ca37c1af9b517601d328da76d7322644fce889b5e19c5436e2df04c0b

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
4bb971cf1474518ffe84f930065815671279c92e90a62e5d2c152a95d4eef1c9

Original bytes (Base64)

NGJiOTcxY2YxNDc0NTE4ZmZlODRmOTMwMDY1ODE1NjcxMjc5YzkyZTkwYTYyZTVkMmMxNTJhOTVkNGVlZjFjOQ==

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.