Cereal2 · Observed attack

AS262693 UDP flood on 187.33.130.0/23 | 2026-10-13 02:55:08Z

· Event #327948

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
2026-10-13T02:55:08.064Z
Recorded

Recorded 139ms after observation

Affected network
187.33.130.0/23
Network operator
WCOM COM E SERV TELECOM LTDAAS262693
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15577.232.43.2182.157.209.4194.183.235.14294.183.235.15994.183.235.249

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
00000000a7 16 93 ca eb 9f 4d ff......M.
0000000821 53 de 96 d5 15 eb 97!S......
00000010d6 48 50 7d 3a 5b 00 23.HP}:[.#
0000001886 91 85 7f e3 62 a2 dd.....b..

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

SHA-256 of decoded template

5a29965338308e2410d6ab6a5e80206fa7e53208b881352d0f8be0024fc34da5

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
a71693caeb9f4dff2153de96d515eb97d648507d3a5b00238691857fe362a2dd

Original bytes (Base64)

YTcxNjkzY2FlYjlmNGRmZjIxNTNkZTk2ZDUxNWViOTdkNjQ4NTA3ZDNhNWIwMDIzODY5MTg1N2ZlMzYyYTJkZA==

Other attacks on this network

Within 24 hours of this observation

No other observations within 24 hours.

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.