Cereal2 · Observed attack

AS53107 UDP flood on 181.191.210.0/23 | 2026-10-13 20:51:34Z

· Event #328790

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
2026-10-13T20:51:34.272Z
Recorded

Recorded 153ms after observation

Affected network
181.191.210.0/23
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
000000005a 8a 48 cc 13 dd 0e e1Z.H.....
000000084d b0 4e 03 5a 36 a2 ceM.N.Z6..
0000001097 0e 39 5e 8a e2 cf 0c..9^....
0000001842 28 b9 ec 9f 1d ec 07B(......

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

SHA-256 of decoded template

373c47e7dae75712dd088a42c10fa5788f460243313eb8e2db090226e97d3cbc

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
5a8a48cc13dd0ee14db04e035a36a2ce970e395e8ae2cf0c4228b9ec9f1dec07

Original bytes (Base64)

NWE4YTQ4Y2MxM2RkMGVlMTRkYjA0ZTAzNWEzNmEyY2U5NzBlMzk1ZThhZTJjZjBjNDIyOGI5ZWM5ZjFkZWMwNw==

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.