Cereal2 · Observed attack

AS61754 UDP flood on 143.202.55.0/24 | 2026-10-13 22:55:35Z

· Event #328900

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
2026-10-13T22:55:35.100Z
Recorded

Recorded 391ms after observation

Affected network
143.202.55.0/24
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
0000000023 68 41 8e cf 6f cb 06#hA..o..
0000000871 9e e7 b9 ec 76 ab b8q....v..
0000001045 b5 41 36 29 64 06 6cE.A6)d.l
00000018b4 79 15 5a 7f 07 93 05.y.Z....

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

SHA-256 of decoded template

c7cecfd1909b24a163043dfabf7ff220668ff5dfcda91cd139d2311fac93fefe

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
2368418ecf6fcb06719ee7b9ec76abb845b541362964066cb479155a7f079305

Original bytes (Base64)

MjM2ODQxOGVjZjZmY2IwNjcxOWVlN2I5ZWM3NmFiYjg0NWI1NDEzNjI5NjQwNjZjYjQ3OTE1NWE3ZjA3OTMwNQ==

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.