Cereal2 · Observed attack

AS28140 UDP flood on 187.49.41.0/24 | 2026-10-10 02:53:25Z

· Event #322674

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
2026-10-10T02:53:25.508Z
Recorded

Recorded 15s after observation

Affected network
187.49.41.0/24
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
130.94.1.105130.94.107.174130.94.16.10130.94.32.14137.184.100.23138.68.128.163157.245.188.54167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.136.14038.60.199.12638.60.238.10943.157.80.2943.166.73.11243.173.102.17343.173.37.19747.237.95.14994.183.235.1194.183.235.14294.183.235.15994.183.235.249

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
00000000af 9c 02 79 8c 74 8e bc...y.t..
0000000884 e9 95 35 8b 3f 5d 1f...5.?].
0000001000 1c de f4 f1 76 b7 b5.....v..
00000018f9 ef d6 ff 97 f8 7e c9......~.

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

SHA-256 of decoded template

c595bc07e52fa6d78da82861e47ba7eeae2cb0181eb4b4c4ed008bc4f1a94749

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
af9c02798c748ebc84e995358b3f5d1f001cdef4f176b7b5f9efd6ff97f87ec9

Original bytes (Base64)

YWY5YzAyNzk4Yzc0OGViYzg0ZTk5NTM1OGIzZjVkMWYwMDFjZGVmNGYxNzZiN2I1ZjllZmQ2ZmY5N2Y4N2VjOQ==

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.