Cereal2 · Observed attack

AS53107 UDP flood on 177.136.234.0/23 | 2026-10-10 01:56:29Z

· Event #322499

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
2026-10-10T01:56:29.170Z
Recorded

Recorded 144ms after observation

Affected network
177.136.234.0/23
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
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14137.184.100.23138.68.128.163157.230.254.212167.172.93.168168.144.113.82206.189.2.86209.38.240.4438.60.199.12638.60.238.10943.157.80.2943.173.37.19747.237.95.14947.85.194.7994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000b5 8d 96 00 e3 65 6c aa.....el.
0000000864 49 c0 28 fa a0 12 9edI.(....
00000010fd a7 13 f6 86 6e 07 5d.....n.]
000000188f 26 b6 0b 4e 95 25 40.&..N.%@

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

SHA-256 of decoded template

f4ce45c7647fe1849e8fcf4ca85bff63c1de111878d83b2418b853e3bf3516a7

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
b58d9600e3656caa6449c028faa0129efda713f6866e075d8f26b60b4e952540

Original bytes (Base64)

YjU4ZDk2MDBlMzY1NmNhYTY0NDljMDI4ZmFhMDEyOWVmZGE3MTNmNjg2NmUwNzVkOGYyNmI2MGI0ZTk1MjU0MA==

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.