Cereal2 · Observed attack

AS53107 UDP flood on 187.110.164.0/23 | 2026-10-13 22:09:34Z

· Event #328862

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
2026-10-13T22:09:34.832Z
Recorded

Recorded 150ms after observation

Affected network
187.110.164.0/23
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.24995.182.87.134

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
000000007a 9a a9 e6 5a 8a 04 a7z...Z...
00000008cc ab 5a 5a 5d bd dd 5c..ZZ]..\
0000001097 01 a1 67 d4 01 29 48...g..)H
000000189c 61 d7 4f 92 eb 8a ff.a.O....

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

SHA-256 of decoded template

e05b450357470e298b2699e39e72193f72873b272f81cd61b4e17dfd5bed9e8a

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
7a9aa9e65a8a04a7ccab5a5a5dbddd5c9701a167d40129489c61d74f92eb8aff

Original bytes (Base64)

N2E5YWE5ZTY1YThhMDRhN2NjYWI1YTVhNWRiZGRkNWM5NzAxYTE2N2Q0MDEyOTQ4OWM2MWQ3NGY5MmViOGFmZg==

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.