Cereal2 · Observed attack

AS53107 UDP flood on 138.59.146.0/24 | 2026-10-13 18:03:33Z

· Event #328589

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
2026-10-13T18:03:33.336Z
Recorded

Recorded 290ms after observation

Affected network
138.59.146.0/24
Network operator
EVEO S.A.AS53107
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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 d7 f2 09 9d cb 22 09......".
000000081d e5 a1 cc 22 c8 ce e1...."...
000000104e 79 3e 7f 8e f6 b6 69Ny>....i
00000018a4 d3 5a 7b b1 23 0a 1f..Z{.#..

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

SHA-256 of decoded template

8c9183c4ecdc9d862eb9b0b18c4d51db30802dbd577f697a2ac3ad91800e060d

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
8ed7f2099dcb22091de5a1cc22c8cee14e793e7f8ef6b669a4d35a7bb1230a1f

Original bytes (Base64)

OGVkN2YyMDk5ZGNiMjIwOTFkZTVhMWNjMjJjOGNlZTE0ZTc5M2U3ZjhlZjZiNjY5YTRkMzVhN2JiMTIzMGExZg==

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.