Cereal2 · Observed attack

AS53102 UDP flood on 187.103.175.0/24 | 2026-10-13 02:31:07Z

· Event #327927

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
2026-10-13T02:31:07.959Z
Recorded

Recorded 145ms after observation

Affected network
187.103.175.0/24
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
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000d8 70 f4 88 2c 2f a7 1f.p..,/..
0000000894 f9 f9 60 01 bd 12 87...`....
0000001027 c3 44 c9 f2 9d be 77'.D....w
0000001847 3e 79 21 dc a9 44 64G>y!..Dd

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

SHA-256 of decoded template

09fe935bf99881c130c71d95667a61ce0ffb924f2f08e84a346c60bbf7a9205c

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
d870f4882c2fa71f94f9f96001bd128727c344c9f29dbe77473e7921dca94464

Original bytes (Base64)

ZDg3MGY0ODgyYzJmYTcxZjk0ZjlmOTYwMDFiZDEyODcyN2MzNDRjOWYyOWRiZTc3NDczZTc5MjFkY2E5NDQ2NA==

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.