Cereal2 · Observed attack

AS61754 UDP flood on 170.83.71.0/24 | 2026-10-10 21:57:50Z

· Event #324710

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
2026-10-10T21:57:50.638Z
Recorded

Recorded 136ms after observation

Affected network
170.83.71.0/24
Network operator
I3 Telecomunicacoes - EIRELIAS61754
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000003f d5 7c 39 e7 78 ff ba?.|9.x..
0000000848 9b 03 cc 4d cf 95 4fH...M..O
0000001029 8a 94 36 ed 33 ca 2a)..6.3.*
0000001807 fd cd d9 3d cd 13 c4....=...

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

SHA-256 of decoded template

0029b164d25d23d534467f9fdf44f33a91bc71e50257128367ef80636d933427

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
3fd57c39e778ffba489b03cc4dcf954f298a9436ed33ca2a07fdcdd93dcd13c4

Original bytes (Base64)

M2ZkNTdjMzllNzc4ZmZiYTQ4OWIwM2NjNGRjZjk1NGYyOThhOTQzNmVkMzNjYTJhMDdmZGNkZDkzZGNkMTNjNA==

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.