TCP SYN (p0f)

4:104+24:0:1440:65535,8:mss,nop,ws,nop,nop,sok:df,id+,ecn:0

first seen 2026-09-07 08:16 · last seen 2026-09-29 05:26 · JSON

Decomposed attributes

IP version4
Initial TTL104+24
Options length0
MSS1440
Window size65535
Window scale8
Options layoutmss,nop,ws,nop,nop,sok
Quirksdf,id+,ecn
Payload class0

Co-observed signals

Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.

TLS ClientHello (JA4)

fingerprintco-occurrences
t13d1712h1_ab0a1bf427ad_882d495ac3812
t13d101100_01be160bb49b_36bf25f296df Match?Exact match in Thumbprint's published controlled catalog captures: powershell 7.6.6, powershell 7.6.5, powershell 5.1.26100.33296, +8 more.The fingerprint page shows the full measured match list. More on the catalog.1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn16enus_ec94e3fa46ec_000000000000_0000000000002
ge11nn07en00_806ad52065dd_000000000000_0000000000001

TCP SYN (JA4T)

fingerprintco-occurrences
65535_2-1-3-1-1-4_1440_83

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.362
Mozilla/5.0 (Windows NT 6.1; WOW64) SkypeUriPreview Preview/0.5 skype-url-preview@microsoft.com1

Country

fingerprintco-occurrences
ZA · South Africa2
FR · France1

Network (ASN)

fingerprintco-occurrences
AS8075 · Microsoft Corporation3