Cereal2 · Observed attack

AS262503 UDP flood on 177.91.55.0/24 | 2026-10-11 00:55:51Z

· Event #324950

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
2026-10-11T00:55:51.353Z
Recorded

Recorded 367ms 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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000066 79 2c 1c 50 09 ff cdfy,.P...
0000000811 6c 2d f2 26 11 69 bc.l-.&.i.
00000010d0 c8 50 67 8c eb b8 b2..Pg....
00000018c1 f5 4b 00 83 44 49 d1..K..DI.

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

SHA-256 of decoded template

7f729e623f3c40c75eccfb9eb459ce8a5f5bc6cc513fbe3d5374b0d6dcf9815b

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
66792c1c5009ffcd116c2df2261169bcd0c850678cebb8b2c1f54b00834449d1

Original bytes (Base64)

NjY3OTJjMWM1MDA5ZmZjZDExNmMyZGYyMjYxMTY5YmNkMGM4NTA2NzhjZWJiOGIyYzFmNTRiMDA4MzQ0NDlkMQ==

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.