Cereal2 · Observed attack

AS53102 UDP flood on 187.103.169.0/24 | 2026-10-13 02:13:07Z

· Event #327908

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
2026-10-13T02:13:07.938Z
Recorded

Recorded 146ms after observation

Affected network
187.103.169.0/24
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
101.34.239.216139.59.33.238157.230.127.22164.90.186.13178.128.223.92206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000047 25 b9 09 9a c0 47 0aG%....G.
0000000866 cc f4 08 50 c0 38 1cf...P.8.
0000001071 6f 00 34 eb 91 1c bfqo.4....
00000018e9 08 a0 b9 88 a3 a3 65.......e

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

SHA-256 of decoded template

569a14f6518713c7aa5709331b17ac2366585c3e859601521113d4cbf44396ae

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
4725b9099ac0470a66ccf40850c0381c716f0034eb911cbfe908a0b988a3a365

Original bytes (Base64)

NDcyNWI5MDk5YWMwNDcwYTY2Y2NmNDA4NTBjMDM4MWM3MTZmMDAzNGViOTExY2JmZTkwOGEwYjk4OGEzYTM2NQ==

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.