Cereal2 · Observed attack

AS28665 UDP flood on 177.136.150.0/24 | 2026-10-10 21:13:50Z

· Event #324652

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
2026-10-10T21:13:50.459Z
Recorded

Recorded 410ms after observation

Affected network
177.136.150.0/24
Network operator
Predlink Rede de Telecomunicções LtdaAS28665
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
00000000d2 5b 0f 3a da 99 e2 98.[.:....
0000000831 4c 4b 5e 04 c5 04 c61LK^....
000000105a 8a 52 82 75 5c a4 83Z.R.u\..
0000001858 38 df 8e 4f 0f df f7X8..O...

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

SHA-256 of decoded template

5eb5435a5bcb133767942cfb32e53095dbb2a4c3c6f0f3ad53e28ec8b9f3c589

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
d25b0f3ada99e298314c4b5e04c504c65a8a5282755ca4835838df8e4f0fdff7

Original bytes (Base64)

ZDI1YjBmM2FkYTk5ZTI5ODMxNGM0YjVlMDRjNTA0YzY1YThhNTI4Mjc1NWNhNDgzNTgzOGRmOGU0ZjBmZGZmNw==

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.