Cereal2 · Observed attack

AS28140 UDP flood on 187.49.42.0/24 | 2026-10-10 02:55:27Z

· Event #322677

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
2026-10-10T02:55:27.427Z
Recorded

Recorded 401ms after observation

Affected network
187.49.42.0/24
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
130.94.107.174130.94.16.10130.94.32.14137.184.100.23138.68.128.163167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.136.14038.60.199.12638.60.238.10943.157.80.2943.166.72.5043.173.102.17343.173.37.19747.237.95.14994.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000f6 22 0a 38 06 a9 2e be.".8....
0000000896 79 92 22 bc 40 59 07.y.".@Y.
00000010bc d8 7e 6a b7 7e b6 2a..~j.~.*
0000001849 d7 88 42 2d 98 b0 b1I..B-...

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

SHA-256 of decoded template

dad84e1a6ac316da85aeed591cefdd01d3b67f7b05aa89f96eb3d4b00831aebf

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
f6220a3806a92ebe96799222bc405907bcd87e6ab77eb62a49d788422d98b0b1

Original bytes (Base64)

ZjYyMjBhMzgwNmE5MmViZTk2Nzk5MjIyYmM0MDU5MDdiY2Q4N2U2YWI3N2ViNjJhNDlkNzg4NDIyZDk4YjBiMQ==

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.