Cereal2 · Observed attack

AS53245 UDP flood on 177.21.67.0/24 | 2026-10-12 22:59:07Z

· Event #327751

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
2026-10-12T22:59:07.135Z
Recorded

Recorded 151ms after observation

Affected network
177.21.67.0/24
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
101.34.239.216139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000000b 66 4b c0 82 33 4f 07.fK..3O.
000000080f 37 99 32 ea b6 3e 68.7.2..>h
0000001098 9a 64 af 53 82 d9 0d..d.S...
000000184d a2 73 45 cf 4e 73 2cM.sE.Ns,

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

SHA-256 of decoded template

2667e68dc4d0f88cf27e7579c621a7c9bd8654139dcf813a84e31553076cb8ab

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
0b664bc082334f070f379932eab63e68989a64af5382d90d4da27345cf4e732c

Original bytes (Base64)

MGI2NjRiYzA4MjMzNGYwNzBmMzc5OTMyZWFiNjNlNjg5ODlhNjRhZjUzODJkOTBkNGRhMjczNDVjZjRlNzMyYw==

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.