Cereal2 · Observed attack

AS61754 UDP flood on 131.100.41.0/24 | 2026-10-10 21:39:50Z

· Event #324688

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
2026-10-10T21:39:50.554Z
Recorded

Recorded 142ms after observation

Affected network
131.100.41.0/24
Network operator
I3 Telecomunicacoes - EIRELIAS61754
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.17.15130.94.32.14137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000023 64 1a 4b 96 46 fe 4d#d.K.F.M
0000000894 02 2e 5d 79 4d 23 af...]yM#.
00000010e6 6d 4b f4 dc a9 80 03.mK.....
0000001837 16 49 45 55 05 c3 c27.IEU...

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

SHA-256 of decoded template

3c4ea0fbb07a889cc024598f07af481dceaf72a6704f24feb2a81909e1099c1a

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
23641a4b9646fe4d94022e5d794d23afe66d4bf4dca98003371649455505c3c2

Original bytes (Base64)

MjM2NDFhNGI5NjQ2ZmU0ZDk0MDIyZTVkNzk0ZDIzYWZlNjZkNGJmNGRjYTk4MDAzMzcxNjQ5NDU1NTA1YzNjMg==

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.