Cereal2 · Observed attack

AS53107 UDP flood on 131.100.229.0/24 | 2026-10-13 17:55:33Z

· Event #328583

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
2026-10-13T17:55:33.274Z
Recorded

Recorded 155ms after observation

Affected network
131.100.229.0/24
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
00000000ce 7e 89 b8 84 d4 89 d9.~......
0000000833 36 ba c5 c8 52 95 fa36...R..
00000010aa 84 c4 e0 8b ff 51 1a......Q.
000000183e 48 cc 04 e9 55 8c 0f>H...U..

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

SHA-256 of decoded template

cefdf8b94811f6849ceda224b2c643cbed5cfea5c84b3ffe0d60ddff7ebfd8ff

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
ce7e89b884d489d93336bac5c85295faaa84c4e08bff511a3e48cc04e9558c0f

Original bytes (Base64)

Y2U3ZTg5Yjg4NGQ0ODlkOTMzMzZiYWM1Yzg1Mjk1ZmFhYTg0YzRlMDhiZmY1MTFhM2U0OGNjMDRlOTU1OGMwZg==

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.