Cereal2 · Observed attack

AS262503 UDP flood on 177.66.194.0/24 | 2026-10-11 00:45:51Z

· Event #324935

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
2026-10-11T00:45:51.333Z
Recorded

Recorded 398ms after observation

Affected network
177.66.194.0/24
Network operator
WIKI TELECOMUNICACOES EIRELIAS262503
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.107.174130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.15994.183.235.24995.182.87.134

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
00000000b2 b8 56 42 49 da cc fe..VBI...
000000088c 32 19 e1 82 48 76 0f.2...Hv.
000000103e c3 cc 02 d0 c8 b2 ed>.......
000000180d ce f9 b4 16 37 d6 67.....7.g

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

SHA-256 of decoded template

33910b40b60d398328d8edb342029e8d653987b4cf5911926b92f8e713ef9faa

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
b2b8564249daccfe8c3219e18248760f3ec3cc02d0c8b2ed0dcef9b41637d667

Original bytes (Base64)

YjJiODU2NDI0OWRhY2NmZThjMzIxOWUxODI0ODc2MGYzZWMzY2MwMmQwYzhiMmVkMGRjZWY5YjQxNjM3ZDY2Nw==

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.