Cereal2 · Observed attack

AS263539 UDP flood on 191.5.174.0/24 | 2026-10-14 00:41:35Z

· Event #328985

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
2026-10-14T00:41:35.782Z
Recorded

Recorded 163ms after observation

Affected network
191.5.174.0/24
Network operator
NEW SYSTEM INTERNETAS263539
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
101.34.239.216119.45.12.15443.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000fd 28 6f 75 82 d3 80 aa.(ou....
0000000832 2e 39 69 59 eb 28 172.9iY.(.
000000103f e8 76 b9 2d 3c 84 46?.v.-<.F
0000001839 75 1c 82 0c 7c 85 ba9u...|..

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

SHA-256 of decoded template

db822584eb7a062d759f7126cc83ec4b7bf4e978aa75c817ecdb6424a9bb4b3d

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
fd286f7582d380aa322e396959eb28173fe876b92d3c844639751c820c7c85ba

Original bytes (Base64)

ZmQyODZmNzU4MmQzODBhYTMyMmUzOTY5NTllYjI4MTczZmU4NzZiOTJkM2M4NDQ2Mzk3NTFjODIwYzdjODViYQ==

Other attacks on this network

Within 24 hours of this observation

No other observations within 24 hours.

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.