Cereal2 · Observed attack

AS53107 UDP flood on 177.136.226.0/23 | 2026-10-13 05:55:09Z

· Event #328001

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
2026-10-13T05:55:09.053Z
Recorded

Recorded 137ms after observation

Affected network
177.136.226.0/23
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
139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.843.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.15994.183.235.24995.182.87.134

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
000000000f ef ca a0 36 b6 5e 82....6.^.
00000008a2 df 1f 45 a4 4f cb af...E.O..
0000001068 f1 6a 4b 40 e6 22 cah.jK@.".
00000018ef 7c 6d da db 94 23 d5.|m...#.

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

SHA-256 of decoded template

bde33bbf321dcff424bf6d695a7138ddff8ee8a2e5808fd286ff97c5553b380c

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
0fefcaa036b65e82a2df1f45a44fcbaf68f16a4b40e622caef7c6ddadb9423d5

Original bytes (Base64)

MGZlZmNhYTAzNmI2NWU4MmEyZGYxZjQ1YTQ0ZmNiYWY2OGYxNmE0YjQwZTYyMmNhZWY3YzZkZGFkYjk0MjNkNQ==

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.