Cereal2 · Observed attack

AS53107 UDP flood on 177.104.166.0/23 | 2026-10-10 00:50:28Z

· Event #322319

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
2026-10-10T00:50:28.465Z
Recorded

Recorded 155ms after observation

Affected network
177.104.166.0/23
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
130.94.1.105130.94.107.174130.94.17.15130.94.32.14134.122.68.238137.184.100.23138.68.128.163157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.199.12638.60.238.10943.157.80.2943.166.72.5043.173.37.19747.237.95.14994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000004c f4 19 de 2f e8 9a aeL.../...
00000008de 64 33 46 34 80 b1 c6.d3F4...
000000101e 24 1e 54 be e0 b1 70.$.T...p
00000018c3 9f 2c f1 da 95 f3 46..,....F

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

SHA-256 of decoded template

742aeb878921da19a1414094af4853e7b43784f1729bf69ee507145fe89181dc

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
4cf419de2fe89aaede6433463480b1c61e241e54bee0b170c39f2cf1da95f346

Original bytes (Base64)

NGNmNDE5ZGUyZmU4OWFhZWRlNjQzMzQ2MzQ4MGIxYzYxZTI0MWU1NGJlZTBiMTcwYzM5ZjJjZjFkYTk1ZjM0Ng==

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.