Cereal2 · Observed attack

AS53107 UDP flood on 177.136.226.0/24 | 2026-10-13 20:13:35Z

· Event #328753

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
2026-10-13T20:13:35.492Z
Recorded

Recorded 7s after observation

Affected network
177.136.226.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5382.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000cf 56 0a 32 5e 6f cf 45.V.2^o.E
0000000825 97 10 6c 37 25 ee 51%..l7%.Q
00000010b0 86 52 e5 40 f9 39 4a..R.@.9J
000000187c 05 55 84 61 da a5 ed|.U.a...

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

SHA-256 of decoded template

d9236da2e15417b18f8c60fb91031f8e1ee905de50410f4b0143881f010b4557

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
cf560a325e6fcf452597106c3725ee51b08652e540f9394a7c05558461daa5ed

Original bytes (Base64)

Y2Y1NjBhMzI1ZTZmY2Y0NTI1OTcxMDZjMzcyNWVlNTFiMDg2NTJlNTQwZjkzOTRhN2MwNTU1ODQ2MWRhYTVlZA==

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.