Cereal2 · Observed attack

AS53245 UDP flood on 177.21.66.0/24 | 2026-10-14 03:15:59Z

· Event #329125

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
2026-10-14T03:15:59.341Z
Recorded

Recorded 140ms after observation

Affected network
177.21.66.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000da 0e ff ad f1 36 29 a3.....6).
0000000869 6d 67 80 b1 dc b8 7dimg....}
00000010d4 b3 80 3e 25 72 0f 67...>%r.g
00000018cf 0a 82 37 73 65 3b 6f...7se;o

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

SHA-256 of decoded template

942c02d7c6c15a29374f38b55d1b3d6ca0f39007c54a0363c936bf6f9d409093

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
da0effadf13629a3696d6780b1dcb87dd4b3803e25720f67cf0a823773653b6f

Original bytes (Base64)

ZGEwZWZmYWRmMTM2MjlhMzY5NmQ2NzgwYjFkY2I4N2RkNGIzODAzZTI1NzIwZjY3Y2YwYTgyMzc3MzY1M2I2Zg==

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.