Cereal2 · Observed attack

AS53245 UDP flood on 177.21.76.0/23 | 2026-10-10 04:07:27Z

· Event #322891

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
2026-10-10T04:07:27.088Z
Recorded

Recorded 559ms after observation

Affected network
177.21.76.0/23
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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14134.122.68.238137.184.100.23157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.199.12638.60.238.10943.157.80.2943.173.37.19747.237.95.14994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000098 f4 f9 c6 9e 1a e5 2c.......,
0000000811 2d 54 38 2c 91 bc 95.-T8,...
00000010ba e0 4a 0c 89 17 e8 4b..J....K
0000001834 10 e2 d6 bd 7c 65 724....|er

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

SHA-256 of decoded template

c408b081cfad3ba00da2508ee67ccde51b1397613855efa80a91222e3081d798

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
98f4f9c69e1ae52c112d54382c91bc95bae04a0c8917e84b3410e2d6bd7c6572

Original bytes (Base64)

OThmNGY5YzY5ZTFhZTUyYzExMmQ1NDM4MmM5MWJjOTViYWUwNGEwYzg5MTdlODRiMzQxMGUyZDZiZDdjNjU3Mg==

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.