Cereal2 · Observed attack

AS53107 UDP flood on 131.100.27.0/24 | 2026-10-13 17:49:33Z

· Event #328578

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
2026-10-13T17:49:33.245Z
Recorded

Recorded 454ms after observation

Affected network
131.100.27.0/24
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
119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000a9 d9 d3 29 f5 6f a0 5d...).o.]
00000008b4 0c 8f 23 1b 48 d8 aa...#.H..
00000010b9 c6 10 8d e5 41 9f 4f.....A.O
0000001878 8e a3 2f f9 44 2b efx../.D+.

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

SHA-256 of decoded template

aa5cfd2ad9e30b618f674df2befa983db0d00ef0ae8b58c2d1f3b5823784defd

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
a9d9d329f56fa05db40c8f231b48d8aab9c6108de5419f4f788ea32ff9442bef

Original bytes (Base64)

YTlkOWQzMjlmNTZmYTA1ZGI0MGM4ZjIzMWI0OGQ4YWFiOWM2MTA4ZGU1NDE5ZjRmNzg4ZWEzMmZmOTQ0MmJlZg==

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.