Cereal2 · Observed attack

AS28140 UDP flood on 187.49.34.0/24 | 2026-10-13 23:31:35Z

· Event #328928

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
2026-10-13T23:31:35.312Z
Recorded

Recorded 738ms after observation

Affected network
187.49.34.0/24
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
00000000e1 54 6b a7 0f f3 bd bc.Tk.....
00000008cf bb a3 3d 84 0a ab cc...=....
00000010f2 57 51 99 30 9d b4 57.WQ.0..W
00000018e8 57 f9 f0 f7 1e 07 30.W.....0

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

SHA-256 of decoded template

a5eedbd75b66b4e31c367efe56196408cf84d4fa40b7865956bee113f7961348

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
e1546ba70ff3bdbccfbba33d840aabccf2575199309db457e857f9f0f71e0730

Original bytes (Base64)

ZTE1NDZiYTcwZmYzYmRiY2NmYmJhMzNkODQwYWFiY2NmMjU3NTE5OTMwOWRiNDU3ZTg1N2Y5ZjBmNzFlMDczMA==

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.