Cereal2 · Observed attack

AS28665 UDP flood on 177.12.41.0/24 | 2026-10-10 20:25:50Z

· Event #324588

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
2026-10-10T20:25:50.258Z
Recorded

Recorded 138ms after observation

Affected network
177.12.41.0/24
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
000000000d f3 58 31 4f 7d c3 ca..X1O}..
0000000891 4f 2c 72 dc 46 f1 18.O,r.F..
00000010fc 51 9c 0f a3 cb 6e c7.Q....n.
000000189a 8f 80 ac dc 97 51 12......Q.

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

SHA-256 of decoded template

f17a7b6bab70930467c2be4d80e07fc467b5d584b7bbcd690bae1de716a95609

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
0df358314f7dc3ca914f2c72dc46f118fc519c0fa3cb6ec79a8f80acdc975112

Original bytes (Base64)

MGRmMzU4MzE0ZjdkYzNjYTkxNGYyYzcyZGM0NmYxMThmYzUxOWMwZmEzY2I2ZWM3OWE4ZjgwYWNkYzk3NTExMg==

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.