Cereal2 · Observed attack

AS53107 UDP flood on 187.110.173.0/24 | 2026-10-13 22:21:34Z

· Event #328872

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
2026-10-13T22:21:34.890Z
Recorded

Recorded 288ms after observation

Affected network
187.110.173.0/24
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
0000000035 fa 51 af 2b 75 22 705.Q.+u"p
00000008b6 36 39 45 2a 7b 29 a0.69E*{).
0000001052 bd 95 ed 53 1f 5c baR...S.\.
000000183f be 9c 51 30 a5 b3 b3?..Q0...

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

SHA-256 of decoded template

cf532eb89eb9dbb627369f93170114a0525ccc6b34ee0d3132b33fd44c782c58

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
35fa51af2b752270b63639452a7b29a052bd95ed531f5cba3fbe9c5130a5b3b3

Original bytes (Base64)

MzVmYTUxYWYyYjc1MjI3MGI2MzYzOTQ1MmE3YjI5YTA1MmJkOTVlZDUzMWY1Y2JhM2ZiZTljNTEzMGE1YjNiMw==

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.