Cereal2 · Observed attack

AS53107 UDP flood on 177.104.188.0/24 | 2026-10-13 20:01:33Z

· Event #328740

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
2026-10-13T20:01:33.749Z
Recorded

Recorded 477ms after observation

Affected network
177.104.188.0/24
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
0000000048 a5 15 1e 62 77 3c b8H...bw<.
00000008bb d3 13 46 5b 41 18 c7...F[A..
000000102c 0d 61 b8 01 b4 cb ae,.a.....
000000181a 99 8e 3e 63 4d f2 85...>cM..

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

SHA-256 of decoded template

09e9c02db9d434598b04fe66f0c387a317de2052c3cfc48ed8e3c5fda33c6e91

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
48a5151e62773cb8bbd313465b4118c72c0d61b801b4cbae1a998e3e634df285

Original bytes (Base64)

NDhhNTE1MWU2Mjc3M2NiOGJiZDMxMzQ2NWI0MTE4YzcyYzBkNjFiODAxYjRjYmFlMWE5OThlM2U2MzRkZjI4NQ==

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.