Cereal2 · Observed attack

AS53107 UDP flood on 187.110.172.0/23 | 2026-10-13 22:17:34Z

· Event #328869

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
2026-10-13T22:17:34.854Z
Recorded

Recorded 447ms after observation

Affected network
187.110.172.0/23
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
00000000e5 83 a2 48 5c 11 c5 70...H\..p
0000000886 8f 5c 95 a7 c7 b1 f5..\.....
0000001088 b3 13 88 15 eb c0 c7........
0000001825 8b f4 b9 e6 a4 4d f4%.....M.

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

SHA-256 of decoded template

ed8d121193e04a659227cc16185470f88e996a0fe747b3c2e4fd675a4c12ec22

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
e583a2485c11c570868f5c95a7c7b1f588b3138815ebc0c7258bf4b9e6a44df4

Original bytes (Base64)

ZTU4M2EyNDg1YzExYzU3MDg2OGY1Yzk1YTdjN2IxZjU4OGIzMTM4ODE1ZWJjMGM3MjU4YmY0YjllNmE0NGRmNA==

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.