Cereal2 · Observed attack

AS28140 UDP flood on 187.103.217.0/24 | 2026-10-14 00:17:35Z

· Event #328966

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
2026-10-14T00:17:35.641Z
Recorded

Recorded 153ms after observation

Affected network
187.103.217.0/24
Network operator
G2G INTERNET E SERVICOS DE TELECOM LTDAAS28140
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
0000000071 e6 81 79 b7 7c 6c 95q..y.|l.
00000008b6 5c cf 49 b2 a9 1e a6.\.I....
00000010c9 75 60 f1 63 f8 a1 22.u`.c.."
000000182f 51 45 df 06 82 6d 15/QE...m.

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

SHA-256 of decoded template

3675ba8c9f90670f1eaf65c4d5ac30bb800a5cdffaa908177bb9cb1df63faf50

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
71e68179b77c6c95b65ccf49b2a91ea6c97560f163f8a1222f5145df06826d15

Original bytes (Base64)

NzFlNjgxNzliNzdjNmM5NWI2NWNjZjQ5YjJhOTFlYTZjOTc1NjBmMTYzZjhhMTIyMmY1MTQ1ZGYwNjgyNmQxNQ==

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.