Cereal2 · Observed attack

AS28140 UDP flood on 187.103.213.0/24 | 2026-10-14 00:09:35Z

· Event #328959

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
2026-10-14T00:09:35.641Z
Recorded

Recorded 168ms after observation

Affected network
187.103.213.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5382.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000053 5a 78 3b 2f b0 ba 9cSZx;/...
000000080b f1 c9 8a c2 f4 b3 16........
000000100b ef 65 a9 ab 35 7e 77..e..5~w
00000018c9 d3 bb 44 66 a4 9d 7d...Df..}

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

SHA-256 of decoded template

d8a035072ee5aa889ae5f87d50240af61e8290ffc628e74fef2e20b1febad106

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
535a783b2fb0ba9c0bf1c98ac2f4b3160bef65a9ab357e77c9d3bb4466a49d7d

Original bytes (Base64)

NTM1YTc4M2IyZmIwYmE5YzBiZjFjOThhYzJmNGIzMTYwYmVmNjVhOWFiMzU3ZTc3YzlkM2JiNDQ2NmE0OWQ3ZA==

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.