Cereal2 · Observed attack

AS53107 UDP flood on 177.104.163.0/24 | 2026-10-13 04:53:08Z

· Event #327961

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
2026-10-13T04:53:08.678Z
Recorded

Recorded 139ms after observation

Affected network
177.104.163.0/24
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
101.34.239.216119.45.12.154139.59.33.238159.223.68.251164.90.186.13165.22.152.158170.106.35.197188.166.12.8206.189.228.1743.153.106.22943.156.101.22843.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000f0 0a 5d 17 db 74 55 88..]..tU.
00000008ee 38 af ab e0 b9 89 49.8.....I
0000001006 f8 6b 0d 30 3c d8 82..k.0<..
00000018eb 88 19 3e 67 a0 e5 84...>g...

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

SHA-256 of decoded template

0f03f0f258cd43875938e0e9cf911a50d9e3fdd7c8a731110912b9532d787679

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
f00a5d17db745588ee38afabe0b9894906f86b0d303cd882eb88193e67a0e584

Original bytes (Base64)

ZjAwYTVkMTdkYjc0NTU4OGVlMzhhZmFiZTBiOTg5NDkwNmY4NmIwZDMwM2NkODgyZWI4ODE5M2U2N2EwZTU4NA==

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.