Cereal2 · Observed attack

AS28140 UDP flood on 187.103.219.0/24 | 2026-10-14 00:21:35Z

· Event #328969

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
2026-10-14T00:21:35.673Z
Recorded

Recorded 488ms after observation

Affected network
187.103.219.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000028 c4 9f 93 40 81 70 3f(...@.p?
00000008e5 77 ac 6b a1 5a 49 70.w.k.ZIp
0000001005 32 77 42 29 26 a6 67.2wB)&.g
000000184f a7 5e 01 33 d0 a0 72O.^.3..r

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

SHA-256 of decoded template

735325ffcc2f89c91aedd9ea673bb710200a85ba0e7634e5168c993a4b01c14a

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
28c49f934081703fe577ac6ba15a4970053277422926a6674fa75e0133d0a072

Original bytes (Base64)

MjhjNDlmOTM0MDgxNzAzZmU1NzdhYzZiYTE1YTQ5NzAwNTMyNzc0MjI5MjZhNjY3NGZhNzVlMDEzM2QwYTA3Mg==

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.