Cereal2 · Observed attack

AS53107 UDP flood on 187.108.204.0/23 | 2026-10-13 21:53:34Z

· Event #328849

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
2026-10-13T21:53:34.716Z
Recorded

Recorded 388ms after observation

Affected network
187.108.204.0/23
Network operator
EVEO S.A.AS53107
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
00000000ba 2d 3f a9 8a c3 49 10.-?...I.
0000000843 66 4b c3 cf ca dc c4CfK.....
0000001001 e8 06 a1 0d 0d 7e a4......~.
0000001884 f1 0b cc 83 d2 ee d3........

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

SHA-256 of decoded template

4347197020428fe2dada0b5a5385aa6964348f28177daa591578e956b85d7f85

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
ba2d3fa98ac3491043664bc3cfcadcc401e806a10d0d7ea484f10bcc83d2eed3

Original bytes (Base64)

YmEyZDNmYTk4YWMzNDkxMDQzNjY0YmMzY2ZjYWRjYzQwMWU4MDZhMTBkMGQ3ZWE0ODRmMTBiY2M4M2QyZWVkMw==

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.