Cereal2 · Observed attack

AS53102 UDP flood on 187.103.169.0/24 | 2026-10-14 09:22:03Z

· Event #329434

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
2026-10-14T09:22:03.756Z
Recorded

Recorded 135ms after observation

Affected network
187.103.169.0/24
Network operator
S.I. TELECOM. SERVICOS DE TELEFONIA LTDA EPPAS53102
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15995.182.87.134

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
0000000055 9c 3a 3b 59 8e 2a f6U.:;Y.*.
0000000823 aa b5 b3 dd 9b b2 64#......d
00000010a3 55 66 f1 d8 88 8b 5a.Uf....Z
0000001836 39 99 69 83 3b fc ba69.i.;..

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

SHA-256 of decoded template

58a54e040ce46bf05c6121c504331c5a8ba7b6cd6269334126b12514ab453f4f

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
559c3a3b598e2af623aab5b3dd9bb264a35566f1d8888b5a36399969833bfcba

Original bytes (Base64)

NTU5YzNhM2I1OThlMmFmNjIzYWFiNWIzZGQ5YmIyNjRhMzU1NjZmMWQ4ODg4YjVhMzYzOTk5Njk4MzNiZmNiYQ==

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.