Cereal2 · Observed attack

AS53107 UDP flood on 187.110.166.0/23 | 2026-10-13 22:11:34Z

· Event #328863

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
2026-10-13T22:11:34.810Z
Recorded

Recorded 594ms after observation

Affected network
187.110.166.0/23
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
0000000071 0e 8e a5 d6 2f 22 26q..../"&
0000000834 c2 80 c1 b3 94 3e 0a4.....>.
00000010b8 ae b2 45 73 36 df be...Es6..
00000018e4 9c 0a 04 cc 31 0f d8.....1..

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

SHA-256 of decoded template

0dbe56fcca06c24720e2d80f1e700c70291afeaa7c8e29a400babb8242c21006

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
710e8ea5d62f222634c280c1b3943e0ab8aeb2457336dfbee49c0a04cc310fd8

Original bytes (Base64)

NzEwZThlYTVkNjJmMjIyNjM0YzI4MGMxYjM5NDNlMGFiOGFlYjI0NTczMzZkZmJlZTQ5YzBhMDRjYzMxMGZkOA==

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.