Cereal2 · Observed attack

AS53107 UDP flood on 177.104.176.0/24 | 2026-10-13 19:33:33Z

· Event #328706

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
2026-10-13T19:33:33.650Z
Recorded

Recorded 163ms after observation

Affected network
177.104.176.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000015 b5 e5 6a 66 eb 9f 94...jf...
0000000864 ff 62 8b 50 71 f4 1fd.b.Pq..
0000001002 6b 02 e4 e6 4c 7f 42.k...L.B
000000189f 5e c6 d4 37 fe f3 7d.^..7..}

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

SHA-256 of decoded template

e5cea5398617a1512bebb62fbb282ea1aa8d1e89818672738c8a4e1186a143bb

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
15b5e56a66eb9f9464ff628b5071f41f026b02e4e64c7f429f5ec6d437fef37d

Original bytes (Base64)

MTViNWU1NmE2NmViOWY5NDY0ZmY2MjhiNTA3MWY0MWYwMjZiMDJlNGU2NGM3ZjQyOWY1ZWM2ZDQzN2ZlZjM3ZA==

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.