Cereal2 · Observed attack

AS53107 UDP flood on 177.136.229.0/24 | 2026-10-13 20:17:33Z

· Event #328757

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
2026-10-13T20:17:33.859Z
Recorded

Recorded 163ms after observation

Affected network
177.136.229.0/24
Network operator
EVEO S.A.AS53107
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000008f 8f e1 46 bf 20 f7 95...F. ..
0000000889 c2 95 72 ca dd d2 fd...r....
00000010fb f1 17 d6 6b 96 0f 19....k...
000000185e 8e 71 3e 7e 4f 16 24^.q>~O.$

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

SHA-256 of decoded template

9a765636c698008e993909389be2ac677a2ec497f3ef68d7a9b16b0deb0dc513

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
8f8fe146bf20f79589c29572caddd2fdfbf117d66b960f195e8e713e7e4f1624

Original bytes (Base64)

OGY4ZmUxNDZiZjIwZjc5NTg5YzI5NTcyY2FkZGQyZmRmYmYxMTdkNjZiOTYwZjE5NWU4ZTcxM2U3ZTRmMTYyNA==

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.