Cereal2 · Observed attack

AS53102 UDP flood on 187.103.160.0/24 | 2026-10-13 01:47:07Z

· Event #327887

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
2026-10-13T01:47:07.818Z
Recorded

Recorded 325ms after observation

Affected network
187.103.160.0/24
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
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.249

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
00000000d4 bd 1f bd 6a 6f ab ab....jo..
000000088d 31 5b 5d 0a e7 80 94.1[]....
0000001020 00 71 cf 74 fe 7c 8c .q.t.|.
00000018f9 38 30 e0 1b 8c 68 fc.80...h.

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

SHA-256 of decoded template

c3a7003e0f08580c504ca5be927cdde7f724b027ee9e5a7a87d024c1fbf6d2d1

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
d4bd1fbd6a6fabab8d315b5d0ae78094200071cf74fe7c8cf93830e01b8c68fc

Original bytes (Base64)

ZDRiZDFmYmQ2YTZmYWJhYjhkMzE1YjVkMGFlNzgwOTQyMDAwNzFjZjc0ZmU3YzhjZjkzODMwZTAxYjhjNjhmYw==

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.