Cereal2 · Observed attack

AS28140 UDP flood on 187.103.218.0/24 | 2026-10-14 00:19:35Z

· Event #328967

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
2026-10-14T00:19:35.644Z
Recorded

Recorded 520ms after observation

Affected network
187.103.218.0/24
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
000000006d 46 64 6e 9d 50 ef cbmFdn.P..
00000008e9 4f 41 16 c8 b3 f4 71.OA....q
000000102d 1b fb 18 cd 63 84 9f-....c..
00000018f4 e9 c4 a2 98 3f a2 c6.....?..

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

SHA-256 of decoded template

baed0fe727a4371b483bf10a094171e16bf6bd90e9eefff603ad4d808734e76f

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
6d46646e9d50efcbe94f4116c8b3f4712d1bfb18cd63849ff4e9c4a2983fa2c6

Original bytes (Base64)

NmQ0NjY0NmU5ZDUwZWZjYmU5NGY0MTE2YzhiM2Y0NzEyZDFiZmIxOGNkNjM4NDlmZjRlOWM0YTI5ODNmYTJjNg==

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.