Cereal2 · Observed attack

AS53107 UDP flood on 177.136.244.0/24 | 2026-10-13 20:37:34Z

· Event #328777

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
2026-10-13T20:37:34.081Z
Recorded

Recorded 544ms after observation

Affected network
177.136.244.0/24
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000007f b8 91 85 97 ba 9a 9e........
0000000875 3c 15 2f 94 37 05 c9u<./.7..
00000010f5 5a 3b 9e 29 c2 27 c6.Z;.).'.
0000001846 d7 ac c6 51 19 00 96F...Q...

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

SHA-256 of decoded template

736a2a7fc743f864631d74e8d19a80a039ee188f2054e6aee86b53df4d19b928

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
7fb8918597ba9a9e753c152f943705c9f55a3b9e29c227c646d7acc651190096

Original bytes (Base64)

N2ZiODkxODU5N2JhOWE5ZTc1M2MxNTJmOTQzNzA1YzlmNTVhM2I5ZTI5YzIyN2M2NDZkN2FjYzY1MTE5MDA5Ng==

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.