Cereal2 · Observed attack

AS53245 UDP flood on 177.21.77.0/24 | 2026-10-10 04:11:25Z

· Event #322905

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
2026-10-10T04:11:25.948Z
Recorded

Recorded 48s after observation

Affected network
177.21.77.0/24
Network operator
ActiON Infinite Communications, Brazil.AS53245
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14134.122.68.238137.184.100.23138.68.128.163157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.136.14038.60.199.12638.60.238.10943.157.80.2943.166.72.5043.173.102.17347.237.95.14994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000f6 37 06 34 70 10 f3 06.7.4p...
0000000866 67 61 2d ae af 87 fbfga-....
00000010ac 47 8d c0 20 36 c6 a4.G.. 6..
000000181f 60 49 18 df 5d 02 64.`I..].d

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

SHA-256 of decoded template

ad408a0e53d5be39942020285ddcc130f70154c96ec28122a58aec276baffcee

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
f63706347010f3066667612daeaf87fbac478dc02036c6a41f604918df5d0264

Original bytes (Base64)

ZjYzNzA2MzQ3MDEwZjMwNjY2Njc2MTJkYWVhZjg3ZmJhYzQ3OGRjMDIwMzZjNmE0MWY2MDQ5MThkZjVkMDI2NA==

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.