Cereal2 · Observed attack

AS28665 UDP flood on 177.136.140.0/24 | 2026-10-10 19:21:30Z

· Event #324500

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
2026-10-10T19:21:30.509Z
Recorded

Recorded 149ms after observation

Affected network
177.136.140.0/24
Network operator
Predlink Rede de Telecomunicções LtdaAS28665
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14137.184.100.23206.189.2.8638.60.136.14038.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000037 4a aa 4f 03 e2 90 8d7J.O....
0000000890 00 ce 36 50 1f b2 4d...6P..M
00000010d2 06 7d 99 86 5e 54 a9..}..^T.
00000018e3 d6 be 28 f3 f6 54 67...(..Tg

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

SHA-256 of decoded template

fab1ae9bfa7fcbc55b127857ac9ec7af78e73f577a730c20dec0f8f803a12457

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
374aaa4f03e2908d9000ce36501fb24dd2067d99865e54a9e3d6be28f3f65467

Original bytes (Base64)

Mzc0YWFhNGYwM2UyOTA4ZDkwMDBjZTM2NTAxZmIyNGRkMjA2N2Q5OTg2NWU1NGE5ZTNkNmJlMjhmM2Y2NTQ2Nw==

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.