Cereal2 · Observed attack

AS53107 UDP flood on 177.104.166.0/24 | 2026-10-13 19:19:33Z

· Event #328695

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
2026-10-13T19:19:33.611Z
Recorded

Recorded 170ms after observation

Affected network
177.104.166.0/24
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
00000000a1 6b 4f 29 88 46 a2 2f.kO).F./
000000089b 90 79 5d 66 d4 56 67..y]f.Vg
000000106c 1a 51 5c d5 ef 77 del.Q\..w.
0000001828 db 2b 0c 70 cf 5e ff(.+.p.^.

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

SHA-256 of decoded template

da11e93e41289c42129106cd74aa23e2de3b67ea9f0557445d00010f0bd58e60

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
a16b4f298846a22f9b90795d66d456676c1a515cd5ef77de28db2b0c70cf5eff

Original bytes (Base64)

YTE2YjRmMjk4ODQ2YTIyZjliOTA3OTVkNjZkNDU2Njc2YzFhNTE1Y2Q1ZWY3N2RlMjhkYjJiMGM3MGNmNWVmZg==

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.