Cereal2 · Observed attack

AS273436 UDP flood on 189.38.23.0/24 | 2026-10-14 00:39:35Z

· Event #328983

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
2026-10-14T00:39:35.780Z
Recorded

Recorded 415ms after observation

Affected network
189.38.23.0/24
Network operator
PERES TELECOM PROVEDOR DE INTERNET LTDAAS273436
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.153.106.22943.156.101.22843.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000088 da 2f 9f 1a a8 96 26../....&
00000008a2 5c 2c bd a7 cd 40 28.\,...@(
000000101f 2d 01 a0 92 71 52 6f.-...qRo
000000183d b0 a0 4e 1f a6 c9 cd=..N....

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

SHA-256 of decoded template

4104c4f13d5048713fed19fb8c6a80084ae33c4057f3f7e8a1cf5e11d23e18b0

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
88da2f9f1aa89626a25c2cbda7cd40281f2d01a09271526f3db0a04e1fa6c9cd

Original bytes (Base64)

ODhkYTJmOWYxYWE4OTYyNmEyNWMyY2JkYTdjZDQwMjgxZjJkMDFhMDkyNzE1MjZmM2RiMGEwNGUxZmE2YzljZA==

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.