TCP SYN (JA4T)

65535_2-1-3-1-1-4_1136_8

first seen 2026-09-28 11:42 · last seen 2026-09-28 11:42 · JSON

Decomposed attributes

TCP window65535
Option kinds2-1-3-1-1-4
MSS1136
Window scale8

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
t13d201100_2b729b4bf6f3_36bf25f296df1

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn030000_cd680697de12_000000000000_000000000000 Match?Exact match in Thumbprint's published controlled catalog captures: powershell 7.6.6, powershell 7.6.5, powershell 7.6.4, +11 more.The fingerprint page shows the full measured match list. More on the catalog.1

TCP SYN (p0f)

fingerprintco-occurrences
4:113+15:0:1136:65535,8:mss,nop,ws,nop,nop,sok:df,id+:01

User-Agent

fingerprintco-occurrences
Mozilla/5.0 (Windows NT 10.0; Microsoft Windows 10.0.26200; zh-CN) PowerShell/7.6.61

Country

fingerprintco-occurrences
JP · Japan1

Network (ASN)

fingerprintco-occurrences
AS136258 · BrainStorm Network, Inc1