Cereal2 · Observed attack

AS262503 UDP flood on 177.66.193.0/24 | 2026-10-14 01:35:36Z

· Event #329029

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
2026-10-14T01:35:36.120Z
Recorded

Recorded 475ms after observation

Affected network
177.66.193.0/24
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
00000000e5 e1 61 e8 91 95 49 ee..a...I.
0000000882 e8 2e 7a 69 15 75 59...zi.uY
00000010af 08 b6 d2 25 b6 77 90....%.w.
0000001824 18 5f 3d 49 05 59 33$._=I.Y3

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

SHA-256 of decoded template

1091ab5263801f2eb9f4b0746ccd4825242c9a4dcb3e52bf538b8e9e822a78d0

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
e5e161e8919549ee82e82e7a69157559af08b6d225b6779024185f3d49055933

Original bytes (Base64)

ZTVlMTYxZTg5MTk1NDllZTgyZTgyZTdhNjkxNTc1NTlhZjA4YjZkMjI1YjY3NzkwMjQxODVmM2Q0OTA1NTkzMw==

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.