Cereal2 · Observed attack

AS53107 UDP flood on 186.216.55.0/24 | 2026-10-13 21:21:34Z

· Event #328823

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
2026-10-13T21:21:34.578Z
Recorded

Recorded 291ms after observation

Affected network
186.216.55.0/24
Network operator
EVEO S.A.AS53107
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000003a 78 95 fe d2 f4 1c e4:x......
0000000855 36 48 4e 18 c9 5c 64U6HN..\d
00000010ca 00 c6 b4 6b 6f 49 5e....koI^
0000001853 57 36 4f c3 50 95 6dSW6O.P.m

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

SHA-256 of decoded template

48b26cf4b62b83404923eed07ac48ecbaedda0b89fee9bfa18803393fd821bb8

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
3a7895fed2f41ce45536484e18c95c64ca00c6b46b6f495e5357364fc350956d

Original bytes (Base64)

M2E3ODk1ZmVkMmY0MWNlNDU1MzY0ODRlMThjOTVjNjRjYTAwYzZiNDZiNmY0OTVlNTM1NzM2NGZjMzUwOTU2ZA==

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.