Cereal2 · Observed attack

AS28140 UDP flood on 187.103.216.0/24 | 2026-10-14 00:15:35Z

· Event #328964

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
2026-10-14T00:15:35.629Z
Recorded

Recorded 153ms after observation

Affected network
187.103.216.0/24
Network operator
G2G INTERNET E SERVICOS DE TELECOM LTDAAS28140
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000083 da 89 e3 d0 c8 df 7d.......}
0000000870 81 fc 3c 45 31 d6 38p..<E1.8
0000001003 b6 9f f3 68 b2 66 e2....h.f.
0000001897 95 d7 8f 63 e0 5d 4a....c.]J

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

SHA-256 of decoded template

3a5d34ab1299649fdd873f8bf37853ddc74f6102eefe87031c869e1c06484928

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
83da89e3d0c8df7d7081fc3c4531d63803b69ff368b266e29795d78f63e05d4a

Original bytes (Base64)

ODNkYTg5ZTNkMGM4ZGY3ZDcwODFmYzNjNDUzMWQ2MzgwM2I2OWZmMzY4YjI2NmUyOTc5NWQ3OGY2M2UwNWQ0YQ==

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.