Cereal2 · Observed attack

AS53107 UDP flood on 177.104.138.0/24 | 2026-10-10 00:18:26Z

· Event #322222

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
2026-10-10T00:18:26.515Z
Recorded

Recorded 31s after observation

Affected network
177.104.138.0/24
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
130.94.1.105130.94.107.174130.94.17.15130.94.32.14134.122.68.238137.184.100.23138.68.128.163157.230.254.212167.172.93.168168.144.113.82209.38.240.4438.60.136.14038.60.199.12638.60.238.10943.157.80.2943.173.37.19747.237.95.14994.183.235.1194.183.235.14294.183.235.15995.182.87.134

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
000000004d 9c 34 7e c8 3c eb a0M.4~.<..
00000008b9 a0 e4 b6 55 84 b7 8a....U...
00000010da 0b 84 d5 c1 3c b4 3a.....<.:
000000183d 0b c0 a4 f6 81 02 c4=.......

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

SHA-256 of decoded template

46e38769702c1e2b2aa7fb249eaf00890dde93eb78bbedcd57dc8f79b70dcbbd

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
4d9c347ec83ceba0b9a0e4b65584b78ada0b84d5c13cb43a3d0bc0a4f68102c4

Original bytes (Base64)

NGQ5YzM0N2VjODNjZWJhMGI5YTBlNGI2NTU4NGI3OGFkYTBiODRkNWMxM2NiNDNhM2QwYmMwYTRmNjgxMDJjNA==

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.