Cereal2 · Observed attack

AS264178 UDP flood on 138.99.74.0/23 | 2026-10-13 00:57:07Z

· Event #327847

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
2026-10-13T00:57:07.629Z
Recorded

Recorded 243ms after observation

Affected network
138.99.74.0/23
Network operator
Coonexao Telecom e Informatica EIRELIAS264178
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197188.166.12.8206.189.228.1743.136.129.13143.156.101.22843.157.198.13743.159.46.15543.173.37.5382.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000065 f9 2c c9 a1 20 7c bfe.,.. |.
0000000854 62 8f 4c 98 03 a8 8bTb.L....
000000104a fd 2d aa 1f 9f ed afJ.-.....
0000001802 aa e9 1b dd 83 d4 04........

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

SHA-256 of decoded template

ff14aa998e9b8ee5e0de9479a2f79a90718be17fd052ffb5c1b9eac8e56dea0f

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
65f92cc9a1207cbf54628f4c9803a88b4afd2daa1f9fedaf02aae91bdd83d404

Original bytes (Base64)

NjVmOTJjYzlhMTIwN2NiZjU0NjI4ZjRjOTgwM2E4OGI0YWZkMmRhYTFmOWZlZGFmMDJhYWU5MWJkZDgzZDQwNA==

Other attacks on this network

Within 24 hours of this observation

No other observations within 24 hours.

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.