Cereal2 · Observed attack

AS53107 UDP flood on 181.191.209.0/24 | 2026-10-13 20:49:34Z

· Event #328788

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
2026-10-13T20:49:34.186Z
Recorded

Recorded 155ms after observation

Affected network
181.191.209.0/24
Network operator
EVEO S.A.AS53107
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
00000000de 56 63 00 9c b6 bb a0.Vc.....
000000082f 49 bb d3 1f 55 a7 66/I...U.f
00000010ed 05 f2 c4 ae 09 9d f7........
0000001882 21 4e 1b 1e 6e 5f e0.!N..n_.

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

SHA-256 of decoded template

c2da7a524390a6905963ba482fb90d5d3f62c49f1658f778e307324484f0eda8

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
de5663009cb6bba02f49bbd31f55a766ed05f2c4ae099df782214e1b1e6e5fe0

Original bytes (Base64)

ZGU1NjYzMDA5Y2I2YmJhMDJmNDliYmQzMWY1NWE3NjZlZDA1ZjJjNGFlMDk5ZGY3ODIyMTRlMWIxZTZlNWZlMA==

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.