Cereal2 · Observed attack

AS28140 UDP flood on 187.49.39.0/24 | 2026-10-10 02:49:28Z

· Event #322660

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
2026-10-10T02:49:28.640Z
Recorded

Recorded 4s after observation

Affected network
187.49.39.0/24
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
130.94.1.105130.94.107.174130.94.17.15130.94.32.14134.122.68.238137.184.100.23138.68.128.163157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.199.12638.60.238.10943.157.80.2943.173.37.19747.237.95.14994.183.235.1194.183.235.14294.183.235.24995.182.87.134

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
00000000aa 92 d9 e8 9e 1d 7f ea........
000000082d 20 65 25 63 88 31 4d- e%c.1M
000000107d c9 45 59 6a 7e 44 12}.EYj~D.
00000018b3 48 dc e4 de 91 d6 77.H.....w

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

SHA-256 of decoded template

74e4864a431255258d1c3e73f175b7183186988d585d72b6c75096e296f584ed

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
aa92d9e89e1d7fea2d2065256388314d7dc945596a7e4412b348dce4de91d677

Original bytes (Base64)

YWE5MmQ5ZTg5ZTFkN2ZlYTJkMjA2NTI1NjM4ODMxNGQ3ZGM5NDU1OTZhN2U0NDEyYjM0OGRjZTRkZTkxZDY3Nw==

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.