Cereal2 · Observed attack

AS53107 UDP flood on 177.104.164.0/23 | 2026-10-13 19:11:33Z

· Event #328688

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
2026-10-13T19:11:33.586Z
Recorded

Recorded 327ms after observation

Affected network
177.104.164.0/23
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000c8 50 64 c5 ba 68 89 c7.Pd..h..
00000008e5 be 18 16 54 27 19 0f....T'..
0000001098 8b 51 a9 0c bf b7 36..Q....6
00000018cb f0 b9 b8 b4 25 fc 22.....%."

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

SHA-256 of decoded template

19aa70a6024a4b4a7ebd8cde68378ede5912c8b8adcf9e2347585abfadc9821a

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
c85064c5ba6889c7e5be18165427190f988b51a90cbfb736cbf0b9b8b425fc22

Original bytes (Base64)

Yzg1MDY0YzViYTY4ODljN2U1YmUxODE2NTQyNzE5MGY5ODhiNTFhOTBjYmZiNzM2Y2JmMGI5YjhiNDI1ZmMyMg==

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.