Cereal2 · Observed attack

AS262886 UDP flood on 177.23.4.0/23 | 2026-10-13 02:41:08Z

· Event #327935

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
2026-10-13T02:41:08.008Z
Recorded

Recorded 303ms after observation

Affected network
177.23.4.0/23
Network operator
LansofNet LTDA MEAS262886
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.843.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.15994.183.235.24995.182.87.134

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
0000000060 21 70 aa 7f 53 62 21`!p..Sb!
000000081b 27 59 07 e3 26 4c a6.'Y..&L.
0000001068 d1 d3 dc 66 a7 5c 24h...f.\$
00000018fd 1e 0e 9f 4d 7e 40 ee....M~@.

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

SHA-256 of decoded template

b40dcc7a54abc4bf0b5ec10a7d395529ba2a8321b9119799f2d6ffa9c4306bde

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
602170aa7f5362211b275907e3264ca668d1d3dc66a75c24fd1e0e9f4d7e40ee

Original bytes (Base64)

NjAyMTcwYWE3ZjUzNjIyMTFiMjc1OTA3ZTMyNjRjYTY2OGQxZDNkYzY2YTc1YzI0ZmQxZTBlOWY0ZDdlNDBlZQ==

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.