Cereal2 · Observed attack

AS53107 UDP flood on 177.104.139.0/24 | 2026-10-13 18:47:33Z

· Event #328664

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
2026-10-13T18:47:33.480Z
Recorded

Recorded 569ms after observation

Affected network
177.104.139.0/24
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
00000000eb f1 7c d0 68 49 1f 3d..|.hI.=
00000008b5 75 de 8b 73 0d 3f 6b.u..s.?k
000000100b e4 81 8a 44 d0 ae 52....D..R
00000018db 9e 1c e2 fd 4c 69 18.....Li.

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

SHA-256 of decoded template

72deb4fec29db814291a1ac1223df8bfc003f0c2871ea239b2c15c24356ca91d

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
ebf17cd068491f3db575de8b730d3f6b0be4818a44d0ae52db9e1ce2fd4c6918

Original bytes (Base64)

ZWJmMTdjZDA2ODQ5MWYzZGI1NzVkZThiNzMwZDNmNmIwYmU0ODE4YTQ0ZDBhZTUyZGI5ZTFjZTJmZDRjNjkxOA==

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.