Cereal2 · Observed attack

AS28665 UDP flood on 177.12.45.0/24 | 2026-10-13 10:33:30Z

· Event #328244

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
2026-10-13T10:33:30.809Z
Recorded

Recorded 349ms after observation

Affected network
177.12.45.0/24
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
101.34.239.216119.45.12.154139.59.33.238159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000011 c3 37 8f 02 a7 39 f8..7...9.
00000008d4 4a 25 a3 31 33 aa 77.J%.13.w
0000001048 0a 0f 3c 7a 76 68 62H..<zvhb
00000018fa 7d 4c b4 a6 4d ed 52.}L..M.R

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

SHA-256 of decoded template

0fc1b35a1262f4e5a1e93f73e92467b7113400d729c981bd199bae3af17fc7a3

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
11c3378f02a739f8d44a25a33133aa77480a0f3c7a766862fa7d4cb4a64ded52

Original bytes (Base64)

MTFjMzM3OGYwMmE3MzlmOGQ0NGEyNWEzMzEzM2FhNzc0ODBhMGYzYzdhNzY2ODYyZmE3ZDRjYjRhNjRkZWQ1Mg==

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.