Cereal2 · Observed attack

AS53102 UDP flood on 187.103.162.0/24 | 2026-10-13 01:53:07Z

· Event #327892

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
2026-10-13T01:53:07.818Z
Recorded

Recorded 146ms after observation

Affected network
187.103.162.0/24
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
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000052 07 f3 70 fa dc 0d 49R..p...I
0000000872 e5 57 f9 9f 88 0b e5r.W.....
00000010cc 8d e5 b2 18 2d b6 a2.....-..
000000184e 38 fe 9b eb 34 bb 30N8...4.0

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

SHA-256 of decoded template

fa695cfe367d6340561067e554896a43e23c7fc8010e3da95fdc50ce83e7f396

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
5207f370fadc0d4972e557f99f880be5cc8de5b2182db6a24e38fe9beb34bb30

Original bytes (Base64)

NTIwN2YzNzBmYWRjMGQ0OTcyZTU1N2Y5OWY4ODBiZTVjYzhkZTViMjE4MmRiNmEyNGUzOGZlOWJlYjM0YmIzMA==

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.