Cereal2 · Observed attack

AS53107 UDP flood on 187.108.203.0/24 | 2026-10-13 21:51:34Z

· Event #328847

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
2026-10-13T21:51:34.711Z
Recorded

Recorded 913ms after observation

Affected network
187.108.203.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000ca e9 24 23 f4 e0 f8 ab..$#....
00000008e1 1a ee c9 a2 7c 25 13.....|%.
0000001073 cf 23 45 02 1c df c8s.#E....
00000018f3 c8 4c 49 27 fa 78 ec..LI'.x.

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

SHA-256 of decoded template

b1dd7c4b9a4bad1d27dd49d20a35a3aea342611563aff81566df7c8ac4788062

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
cae92423f4e0f8abe11aeec9a27c251373cf2345021cdfc8f3c84c4927fa78ec

Original bytes (Base64)

Y2FlOTI0MjNmNGUwZjhhYmUxMWFlZWM5YTI3YzI1MTM3M2NmMjM0NTAyMWNkZmM4ZjNjODRjNDkyN2ZhNzhlYw==

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.