Cereal2 · Observed attack

AS264323 UDP flood on 138.121.244.0/24 | 2026-10-10 17:23:30Z

· Event #324352

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
2026-10-10T17:23:30.012Z
Recorded

Recorded 137ms after observation

Affected network
138.121.244.0/24
Network operator
OXMAN TECNOLOGIA LTDAAS264323
Location
Brazil
Method
Configurable custom-payload UDP floodVector 19
Protocol
udp
Destination port
Randomized
Commanded duration
1m
Observed via
130.94.1.105130.94.107.174130.94.16.10130.94.17.15130.94.32.14130.94.77.120137.184.100.2338.60.199.12638.60.238.10994.183.235.1194.183.235.14294.183.235.15994.183.235.24995.182.87.134

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
000000007d 15 c6 b7 a3 76 2e 4b}....v.K
0000000899 0f 4d 45 ff 32 dd 02..ME.2..
00000010a7 db a2 12 e6 1b 09 9b........
000000189b c9 1a 43 52 60 7b e5...CR`{.

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

SHA-256 of decoded template

47fc158eac452c5608542e963490b53d0bb2f51974079615ac8f11001b58b322

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
7d15c6b7a3762e4b990f4d45ff32dd02a7dba212e61b099b9bc91a4352607be5

Original bytes (Base64)

N2QxNWM2YjdhMzc2MmU0Yjk5MGY0ZDQ1ZmYzMmRkMDJhN2RiYTIxMmU2MWIwOTliOWJjOTFhNDM1MjYwN2JlNQ==

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.