Cereal2 · Observed attack

AS262503 UDP flood on 177.91.55.0/24 | 2026-10-14 01:47:36Z

· Event #329039

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
2026-10-14T01:47:36.186Z
Recorded

Recorded 146ms after observation

Affected network
177.91.55.0/24
Network operator
WIKI TELECOMUNICACOES EIRELIAS262503
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
00000000cc cb c9 22 1a 49 07 d4...".I..
000000080d be 07 3d 98 3f 02 78...=.?.x
00000010c3 6b 58 1a 37 2a 85 fa.kX.7*..
000000184f c0 e1 a8 65 ec 86 1aO...e...

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

SHA-256 of decoded template

bebf57423359e7734a2f07f5bed227b3ea80d0def12c60c64e76f9e73a5c8304

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
cccbc9221a4907d40dbe073d983f0278c36b581a372a85fa4fc0e1a865ec861a

Original bytes (Base64)

Y2NjYmM5MjIxYTQ5MDdkNDBkYmUwNzNkOTgzZjAyNzhjMzZiNTgxYTM3MmE4NWZhNGZjMGUxYTg2NWVjODYxYQ==

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.