Cereal2 · Observed attack

AS53102 UDP flood on 187.103.164.0/23 | 2026-10-14 09:06:03Z

· Event #329421

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
2026-10-14T09:06:03.554Z
Recorded

Recorded 142ms after observation

Affected network
187.103.164.0/23
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
101.34.239.216119.45.12.154170.106.35.19743.136.129.13143.153.106.22943.156.101.22843.157.198.13743.159.46.15543.173.37.5377.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000005c 9b d6 a3 85 b9 0f 25\......%
0000000869 5b e4 d2 8c b9 13 1fi[......
0000001051 fb 61 7c a3 cd 3d 93Q.a|..=.
00000018fc 11 32 45 cb 59 c8 1a..2E.Y..

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

SHA-256 of decoded template

e80c9afe9ad4fd575a821d160635f1632d6b52007b408e7b1cc086b89ef08cba

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
5c9bd6a385b90f25695be4d28cb9131f51fb617ca3cd3d93fc113245cb59c81a

Original bytes (Base64)

NWM5YmQ2YTM4NWI5MGYyNTY5NWJlNGQyOGNiOTEzMWY1MWZiNjE3Y2EzY2QzZDkzZmMxMTMyNDVjYjU5YzgxYQ==

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.