Cereal2 · Observed attack

AS262503 UDP flood on 177.91.53.0/24 | 2026-10-14 01:43:36Z

· Event #329035

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
2026-10-14T01:43:36.179Z
Recorded

Recorded 329ms after observation

Affected network
177.91.53.0/24
Network operator
WIKI TELECOMUNICACOES EIRELIAS262503
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
0000000004 dc e7 13 f8 b9 c6 ad........
0000000840 6f 3d 39 78 b9 ce 75@o=9x..u
000000109e 89 76 cd 69 6a bc 51..v.ij.Q
0000001820 62 c9 e2 cb 3a 68 1d b...:h.

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

SHA-256 of decoded template

4511b642e5b2315fcc323b4b65d16e139c7c29f7f4202e469b028678966625a2

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
04dce713f8b9c6ad406f3d3978b9ce759e8976cd696abc512062c9e2cb3a681d

Original bytes (Base64)

MDRkY2U3MTNmOGI5YzZhZDQwNmYzZDM5NzhiOWNlNzU5ZTg5NzZjZDY5NmFiYzUxMjA2MmM5ZTJjYjNhNjgxZA==

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.