Cereal2 · Observed attack

AS53102 UDP flood on 187.103.170.0/24 | 2026-10-14 09:26:03Z

· Event #329438

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
2026-10-14T09:26:03.799Z
Recorded

Recorded 133ms after observation

Affected network
187.103.170.0/24
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
00000000c6 13 85 90 2d dc 87 24....-..$
00000008f0 bc 19 cd 89 15 06 73.......s
0000001033 80 7a 6e 5c 5e 53 f63.zn\^S.
00000018ce 90 59 d1 fb 19 e8 13..Y.....

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

SHA-256 of decoded template

e0eb722f8b1463345ea45fbc8bee18886cabcb0b5087ab4119e1d167a39fc76f

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
c61385902ddc8724f0bc19cd8915067333807a6e5c5e53f6ce9059d1fb19e813

Original bytes (Base64)

YzYxMzg1OTAyZGRjODcyNGYwYmMxOWNkODkxNTA2NzMzMzgwN2E2ZTVjNWU1M2Y2Y2U5MDU5ZDFmYjE5ZTgxMw==

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.