Cereal2 · Observed attack

AS53245 UDP flood on 177.21.72.0/24 | 2026-10-12 23:15:07Z

· Event #327764

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
2026-10-12T23:15:07.239Z
Recorded

Recorded 402ms after observation

Affected network
177.21.72.0/24
Network operator
ActiON Infinite Communications, Brazil.AS53245
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.11

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
0000000027 ca 42 a3 08 46 8c 6d'.B..F.m
000000086f 9d 8c a2 8e bc b9 d4o.......
0000001037 06 6b f7 e8 58 47 b77.k..XG.
0000001874 70 09 db 63 61 17 fbtp..ca..

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

SHA-256 of decoded template

00ff64e0b9ce4aee8a7f812ff5df68a93d688aa59a79a0a75948018b839d801f

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
27ca42a308468c6d6f9d8ca28ebcb9d437066bf7e85847b7747009db636117fb

Original bytes (Base64)

MjdjYTQyYTMwODQ2OGM2ZDZmOWQ4Y2EyOGViY2I5ZDQzNzA2NmJmN2U4NTg0N2I3NzQ3MDA5ZGI2MzYxMTdmYg==

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.