Cereal2 · Observed attack

AS22356 UDP flood on 177.190.111.0/24 | 2026-10-11 00:23:51Z

· Event #324907

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
2026-10-11T00:23:51.221Z
Recorded

Recorded 151ms after observation

Affected network
177.190.111.0/24
Network operator
Durand do Brasil LtdaAS22356
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.23206.189.2.8638.60.136.14038.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
0000000002 3e c1 cd 93 30 62 70.>...0bp
00000008b4 36 95 13 0d ad a6 56.6.....V
00000010df 06 6f 44 40 b9 9c cc..oD@...
0000001883 65 1e f3 b7 49 d3 35.e...I.5

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

SHA-256 of decoded template

2b5f686dbc8cd9ac96afdcea351ca9f03a1b8104cb3381a9152b5b0228479dad

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
023ec1cd93306270b43695130dada656df066f4440b99ccc83651ef3b749d335

Original bytes (Base64)

MDIzZWMxY2Q5MzMwNjI3MGI0MzY5NTEzMGRhZGE2NTZkZjA2NmY0NDQwYjk5Y2NjODM2NTFlZjNiNzQ5ZDMzNQ==

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.