Cereal2 · Observed attack

AS53102 UDP flood on 187.103.170.0/23 | 2026-10-14 09:24:03Z

· Event #329436

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
2026-10-14T09:24:03.757Z
Recorded

Recorded 135ms after observation

Affected network
187.103.170.0/23
Network operator
S.I. TELECOM. SERVICOS DE TELEFONIA LTDA EPPAS53102
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
00000000cf 2a 30 99 5a cc 03 85.*0.Z...
0000000854 d0 20 eb 7f a9 2b 8aT. ...+.
0000001046 51 e7 39 bc 66 ba fbFQ.9.f..
00000018f4 e3 91 21 89 70 f0 54...!.p.T

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

SHA-256 of decoded template

c60466fa29daae0b0c5f045a94fc0a610e4bf3351339c6bc3f3751ef7a417b29

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
cf2a30995acc038554d020eb7fa92b8a4651e739bc66bafbf4e391218970f054

Original bytes (Base64)

Y2YyYTMwOTk1YWNjMDM4NTU0ZDAyMGViN2ZhOTJiOGE0NjUxZTczOWJjNjZiYWZiZjRlMzkxMjE4OTcwZjA1NA==

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.