Cereal2 · Observed attack

AS273436 UDP flood on 189.38.22.0/24 | 2026-10-14 00:37:35Z

· Event #328982

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
2026-10-14T00:37:35.763Z
Recorded

Recorded 496ms after observation

Affected network
189.38.22.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000008e 6b 98 87 a0 e5 c1 61.k.....a
00000008e9 63 48 ab e9 96 da a4.cH.....
00000010b5 48 d5 36 f6 a8 b9 46.H.6...F
000000185b 1c ba af 9a 4c 3b 73[....L;s

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

SHA-256 of decoded template

becf80c173a57727559d599570762fab84cf4f0a4de188829c854b72732a3572

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
8e6b9887a0e5c161e96348abe996daa4b548d536f6a8b9465b1cbaaf9a4c3b73

Original bytes (Base64)

OGU2Yjk4ODdhMGU1YzE2MWU5NjM0OGFiZTk5NmRhYTRiNTQ4ZDUzNmY2YThiOTQ2NWIxY2JhYWY5YTRjM2I3Mw==

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.