Cereal2 · Observed attack

AS61855 UDP flood on 131.0.7.0/24 | 2026-10-14 04:19:59Z

· Event #329175

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
2026-10-14T04:19:59.756Z
Recorded

Recorded 137ms after observation

Affected network
131.0.7.0/24
Network operator
NOVA NET TECNOLOGIA LTDA - MEAS61855
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 26 82 71 3a 38 26 2e.&.q:8&.
000000089d 6c 72 67 15 07 2e 19.lrg....
0000001094 62 52 eb 83 08 b4 29.bR....)
0000001817 88 b9 72 3b 18 04 a9...r;...

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

SHA-256 of decoded template

ab94c72cba7749bdbc5a677ebeb00d97c71a0da0070b0dd09927f7577fbd66c3

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
152682713a38262e9d6c726715072e19946252eb8308b4291788b9723b1804a9

Original bytes (Base64)

MTUyNjgyNzEzYTM4MjYyZTlkNmM3MjY3MTUwNzJlMTk5NDYyNTJlYjgzMDhiNDI5MTc4OGI5NzIzYjE4MDRhOQ==

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.