Cereal2 · Observed attack

AS53102 UDP flood on 187.103.174.0/23 | 2026-10-13 02:27:07Z

· Event #327923

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
2026-10-13T02:27:07.952Z
Recorded

Recorded 144ms after observation

Affected network
187.103.174.0/23
Network operator
S.I. TELECOM. SERVICOS DE TELEFONIA LTDA EPPAS53102
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
119.45.12.154159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.9243.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
00000000e2 de 06 e3 e0 70 e3 82.....p..
00000008c5 06 61 c8 b3 a5 53 20..a...S
0000001027 7e ba 93 e4 22 8a 88'~..."..
000000184c 0c 2f 4a 3e 8a 06 93L./J>...

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

SHA-256 of decoded template

ab56cc97a85e3992f8664529cd53f38058f71a195719fff2aa75a1d29d7fff18

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
e2de06e3e070e382c50661c8b3a55320277eba93e4228a884c0c2f4a3e8a0693

Original bytes (Base64)

ZTJkZTA2ZTNlMDcwZTM4MmM1MDY2MWM4YjNhNTUzMjAyNzdlYmE5M2U0MjI4YTg4NGMwYzJmNGEzZThhMDY5Mw==

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.