Cereal2 · Observed attack

AS53107 UDP flood on 177.104.155.0/24 | 2026-10-13 19:01:33Z

· Event #328679

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
2026-10-13T19:01:33.532Z
Recorded

Recorded 581ms after observation

Affected network
177.104.155.0/24
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
00000000b4 bf eb a4 41 74 c1 91....At..
00000008d6 1a 25 73 8e ed f6 4f..%s...O
0000001044 7c a1 af af 90 31 74D|....1t
000000180d cb 5f ac 78 81 1d ac.._.x...

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

SHA-256 of decoded template

646e7e85ed0ef6feed2a3bdc8c0099506414754c8493c30d52fe77cc65e7717f

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
b4bfeba44174c191d61a25738eedf64f447ca1afaf9031740dcb5fac78811dac

Original bytes (Base64)

YjRiZmViYTQ0MTc0YzE5MWQ2MWEyNTczOGVlZGY2NGY0NDdjYTFhZmFmOTAzMTc0MGRjYjVmYWM3ODgxMWRhYw==

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.