Cereal2 · Observed attack

AS28140 UDP flood on 187.103.215.0/24 | 2026-10-10 03:21:30Z

· Event #322744

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
2026-10-10T03:21:30.303Z
Recorded

Recorded 37s after observation

Affected network
187.103.215.0/24
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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14134.122.68.238137.184.100.23138.68.128.163157.230.254.212157.245.188.54167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.199.12638.60.238.10943.173.102.17347.237.95.14994.183.235.14295.182.87.134

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
000000008e 4e 96 e2 12 de d3 c9.N......
0000000881 f2 98 8e ad f1 a2 e7........
000000107e 56 a6 dc 5b 99 3b bd~V..[.;.
0000001870 ea 6e 0f 4e 9a 99 41p.n.N..A

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

SHA-256 of decoded template

9935b9e4debbfd921499b9612ea4e43bfe6aed42d655e1620dba3763be2d614b

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
8e4e96e212ded3c981f2988eadf1a2e77e56a6dc5b993bbd70ea6e0f4e9a9941

Original bytes (Base64)

OGU0ZTk2ZTIxMmRlZDNjOTgxZjI5ODhlYWRmMWEyZTc3ZTU2YTZkYzViOTkzYmJkNzBlYTZlMGY0ZTlhOTk0MQ==

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.