Cereal2 · Observed attack

AS53102 UDP flood on 187.103.175.0/24 | 2026-10-13 10:13:30Z

· Event #328225

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
2026-10-13T10:13:30.710Z
Recorded

Recorded 138ms after observation

Affected network
187.103.175.0/24
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
101.34.239.216119.45.12.154139.59.33.238157.230.127.22159.223.68.251164.90.186.13165.22.152.158170.106.35.197178.128.223.92188.166.12.8206.189.228.1743.136.129.13143.156.101.22843.157.198.13743.159.46.15543.173.37.5364.227.72.6877.232.43.2182.157.209.4194.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000000 3c 8d b0 67 17 91 34.<..g..4
0000000843 af 2d 23 5e 5f df 07C.-#^_..
00000010fb 85 50 e7 a6 4c 44 29..P..LD)
0000001809 94 78 77 db 59 f0 dd..xw.Y..

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

SHA-256 of decoded template

e0cb9273353c6194c658fad7fc38bc8f3d094ba0b98b0c7ae2e861271ff5dc96

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
003c8db06717913443af2d235e5fdf07fb8550e7a64c442909947877db59f0dd

Original bytes (Base64)

MDAzYzhkYjA2NzE3OTEzNDQzYWYyZDIzNWU1ZmRmMDdmYjg1NTBlN2E2NGM0NDI5MDk5NDc4NzdkYjU5ZjBkZA==

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.