Cereal2 · Observed attack

AS61754 UDP flood on 131.100.40.0/24 | 2026-10-13 22:43:35Z

· Event #328890

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
2026-10-13T22:43:35.022Z
Recorded

Recorded 191ms after observation

Affected network
131.100.40.0/24
Network operator
I3 Telecomunicacoes - EIRELIAS61754
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
00000000c2 06 79 2c b4 07 94 4e..y,...N
000000082c 28 77 ed d8 aa 1f 82,(w.....
0000001039 e4 3a ec 51 4e 57 089.:.QNW.
00000018cc 7e 7f d4 54 ea 12 27.~..T..'

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

SHA-256 of decoded template

dfe1d52dd427fb2c8ad84f0c8173d052ca72e8e7e009cc32dfa3ce1201320da5

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
c206792cb407944e2c2877edd8aa1f8239e43aec514e5708cc7e7fd454ea1227

Original bytes (Base64)

YzIwNjc5MmNiNDA3OTQ0ZTJjMjg3N2VkZDhhYTFmODIzOWU0M2FlYzUxNGU1NzA4Y2M3ZTdmZDQ1NGVhMTIyNw==

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.