puttygen.exe
by Simon Tatham
Sources: observed in the EchoTrail lab on Windows 11.
Summary
PuTTY SSH key generation utility (PuTTY suite, Simon Tatham)
puttygen.exe is not in the 2025 snapshot. It was observed in EchoTrail's behavior lab on Windows 11 24H2 on 2026-09-10 installed from winget package PuTTY.PuTTY.
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4814th
most commonly executed Windows program
n/a
observed endpoint executions
Behavior
Top Paths
- C:\Program Files\PuTTY100%
Top Hashes (SHA256)
- 9115a8215557bc24e92fb4eeedb9521a047878eec1f59de3df69ecc8cd86050d52.63%
- 3b1ba53a31879e90ab4c6cc22182e3c730209f0381a56e4043e0c917b97ae87b26.32%
- 1abd47a6395ffc9fdc5f1d04910725c51eda1d6afbd400df050c197b7b3f692821.05%
- 3fc615fe87a42b1b345100084eaa8f584cd00d47c00537df6bf43f09e619dfdf
Process Ancestry
Top Grandparents
- userinit.exe66.67%
- svchost.exe33.33%
Top Parents
- explorer.exe90%
Lab record
- Installed from
- winget PuTTY.PuTTY 0.84.0.0
- Publisher
- Simon Tatham
- Persistence
- none
- Network
- none
- Command lines
- 1 pattern (1 launch)
- DLL loads
- 35 patterns (36 loads)
- Registry writes
- 1 pattern (1 write)
- File writes
- 1 pattern (1 write)
- HTTP requests
- 0 patterns (0 requests)
- TLS connections
- 0 patterns (0 handshakes)
- Named pipes
- 0 patterns (0 events)
- Process access
- 0 patterns (0 events)
- Driver loads
- 0 patterns (0 loads)
- PowerShell blocks
- 0 patterns (0 blocks)
- Remote threads
- 0 patterns (0 events)
- Audit events
- 0 patterns (0 events)
Full record on Team.
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