Cereal2 · Observed attack

AS53107 UDP flood on 177.136.248.0/24 | 2026-10-13 20:43:34Z

· Event #328782

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
2026-10-13T20:43:34.142Z
Recorded

Recorded 439ms after observation

Affected network
177.136.248.0/24
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
000000000f b4 a8 3a 99 f6 71 9d...:..q.
00000008c6 97 1f 22 30 0f d0 61..."0..a
000000107e 10 16 ec e0 a2 45 94~.....E.
0000001896 72 7c c0 e4 33 7b 44.r|..3{D

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

SHA-256 of decoded template

c854433c12ec3db4ab8c4eca2e2ffc28d068d79485b3daae2d7b84daf612db4a

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
0fb4a83a99f6719dc6971f22300fd0617e1016ece0a2459496727cc0e4337b44

Original bytes (Base64)

MGZiNGE4M2E5OWY2NzE5ZGM2OTcxZjIyMzAwZmQwNjE3ZTEwMTZlY2UwYTI0NTk0OTY3MjdjYzBlNDMzN2I0NA==

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.