Cereal2 · Observed attack

AS28665 UDP flood on 177.12.43.0/24 | 2026-10-10 18:57:30Z

· Event #324471

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
2026-10-10T18:57:30.409Z
Recorded

Recorded 149ms after observation

Affected network
177.12.43.0/24
Network operator
Predlink Rede de Telecomunicções LtdaAS28665
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000053 47 dc ef ca e4 f7 55SG.....U
000000089b ee b9 62 f1 cc 0a c0...b....
0000001039 0c 0e 13 52 94 d4 bb9...R...
00000018ea 3f 2a 9a 51 61 00 7b.?*.Qa.{

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

SHA-256 of decoded template

695695819863e2f55029466a07752e69d958f36f8a317a934ff6b30306f28693

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
5347dcefcae4f7559beeb962f1cc0ac0390c0e135294d4bbea3f2a9a5161007b

Original bytes (Base64)

NTM0N2RjZWZjYWU0Zjc1NTliZWViOTYyZjFjYzBhYzAzOTBjMGUxMzUyOTRkNGJiZWEzZjJhOWE1MTYxMDA3Yg==

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.