Cereal2 · Observed attack

AS28146 UDP flood on 186.250.91.0/24 | 2026-10-13 00:37:07Z

· Event #327831

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
2026-10-13T00:37:07.525Z
Recorded

Recorded 619ms after observation

Affected network
186.250.91.0/24
Network operator
MHNET TELECOMAS28146
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2194.183.235.1194.183.235.15994.183.235.24995.182.87.134

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
0000000086 b8 d8 fb 17 2f 79 fe...../y.
0000000870 66 d8 f6 10 3b 5a e2pf...;Z.
000000104f 92 0e f2 d1 10 c9 bcO.......
000000186d 02 92 93 13 4f 23 63m....O#c

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

SHA-256 of decoded template

c66546b954c4342643b799967c3a58c277434cd736ef6f4ea55115419688f398

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
86b8d8fb172f79fe7066d8f6103b5ae24f920ef2d110c9bc6d029293134f2363

Original bytes (Base64)

ODZiOGQ4ZmIxNzJmNzlmZTcwNjZkOGY2MTAzYjVhZTI0ZjkyMGVmMmQxMTBjOWJjNmQwMjkyOTMxMzRmMjM2Mw==

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.