Cereal2 · Observed attack

AS264491 UDP flood on 131.255.178.0/23 | 2026-10-13 08:17:09Z

· Event #328117

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
2026-10-13T08:17:09.924Z
Recorded

Recorded 141ms after observation

Affected network
131.255.178.0/23
Network operator
Sonik Serviços de Comunicação LTDAAS264491
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000008d 43 59 36 76 77 4b 86.CY6vwK.
000000085b ae 48 26 19 3d c7 fd[.H&.=..
00000010c0 86 e1 86 72 4d 7f 12....rM..
0000001875 42 31 33 6c ed f5 84uB13l...

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

SHA-256 of decoded template

34f0396e9590303a73884b1d356b2d4e68470c1827b4ff5e11d6fc3113d5f767

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
8d43593676774b865bae4826193dc7fdc086e186724d7f12754231336cedf584

Original bytes (Base64)

OGQ0MzU5MzY3Njc3NGI4NjViYWU0ODI2MTkzZGM3ZmRjMDg2ZTE4NjcyNGQ3ZjEyNzU0MjMxMzM2Y2VkZjU4NA==

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.