Cereal2 · Observed attack

AS28610 UDP flood on 186.209.88.0/23 | 2026-10-13 02:49:08Z

· Event #327943

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
2026-10-13T02:49:08.018Z
Recorded

Recorded 140ms after observation

Affected network
186.209.88.0/23
Network operator
DEBIAN SIGNAL COMUNICAÇÃO MULTIMIDIA LTDA MEAS28610
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000ef d0 e9 1f c8 37 52 d8.....7R.
000000084c 56 37 cb 25 d2 08 5cLV7.%..\
0000001080 81 39 6e 54 0b ae 66..9nT..f
0000001827 5f 1f b4 8a b1 18 a3'_......

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

SHA-256 of decoded template

e21289662d5a817c28bb7342106848058dc50015d3c910d049686b4b102f4c90

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
efd0e91fc83752d84c5637cb25d2085c8081396e540bae66275f1fb48ab118a3

Original bytes (Base64)

ZWZkMGU5MWZjODM3NTJkODRjNTYzN2NiMjVkMjA4NWM4MDgxMzk2ZTU0MGJhZTY2Mjc1ZjFmYjQ4YWIxMThhMw==

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.