Cereal2 · Observed attack

AS28140 UDP flood on 187.49.38.0/24 | 2026-10-13 23:39:35Z

· Event #328935

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
2026-10-13T23:39:35.356Z
Recorded

Recorded 202ms after observation

Affected network
187.49.38.0/24
Network operator
G2G INTERNET E SERVICOS DE TELECOM LTDAAS28140
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
0000000016 0a 7a 93 83 22 61 c6..z.."a.
00000008da 47 46 dd 63 9c 57 58.GF.c.WX
00000010c3 81 23 95 96 c7 66 2a..#...f*
00000018ac 9e 24 b8 eb b7 65 0f..$...e.

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

SHA-256 of decoded template

0cccd09ca49ed69a54c63a3c278de48a65338e3ffbfa20788eec411130cec7fd

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
160a7a93832261c6da4746dd639c5758c381239596c7662aac9e24b8ebb7650f

Original bytes (Base64)

MTYwYTdhOTM4MzIyNjFjNmRhNDc0NmRkNjM5YzU3NThjMzgxMjM5NTk2Yzc2NjJhYWM5ZTI0YjhlYmI3NjUwZg==

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.