Cereal2 · Observed attack

AS53245 UDP flood on 177.21.72.0/24 | 2026-10-10 22:25:50Z

· Event #324742

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
2026-10-10T22:25:50.754Z
Recorded

Recorded 88ms 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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000003c 3c 0a 72 23 66 6c b8<<.r#fl.
000000085c b9 f6 ea 50 b8 b9 3e\...P..>
000000107d a9 44 59 c4 9f 9c 06}.DY....
00000018f2 c5 28 c8 a8 91 b3 02..(.....

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

SHA-256 of decoded template

5a064753b4770b5934204e32110592553be8f8701bcb6fde1a07c78cdc1fb712

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
3c3c0a7223666cb85cb9f6ea50b8b93e7da94459c49f9c06f2c528c8a891b302

Original bytes (Base64)

M2MzYzBhNzIyMzY2NmNiODVjYjlmNmVhNTBiOGI5M2U3ZGE5NDQ1OWM0OWY5YzA2ZjJjNTI4YzhhODkxYjMwMg==

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.