Cereal2 · Observed attack

AS53107 UDP flood on 177.136.234.0/23 | 2026-10-13 20:23:33Z

· Event #328763

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
2026-10-13T20:23:33.909Z
Recorded

Recorded 162ms after observation

Affected network
177.136.234.0/23
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
0000000079 cd 2e 8b 93 0c 8e c0y.......
00000008f4 17 38 d6 af cd 69 9c..8...i.
0000001066 04 67 85 4b c9 c9 faf.g.K...
00000018a2 55 d6 6f fa 7e e7 b0.U.o.~..

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

SHA-256 of decoded template

331e5b91406f5370c836611ac815e2c0119a38bcb6472d5605fc491d6d5bb09f

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
79cd2e8b930c8ec0f41738d6afcd699c660467854bc9c9faa255d66ffa7ee7b0

Original bytes (Base64)

NzljZDJlOGI5MzBjOGVjMGY0MTczOGQ2YWZjZDY5OWM2NjA0Njc4NTRiYzljOWZhYTI1NWQ2NmZmYTdlZTdiMA==

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.