Netwalker

MITRE
Malware Type:
Other
First seen:
Unknown
Last seen:
Unknown
Details:

[Netwalker](https://attack.mitre.org/software/S0457) is fileless ransomware written in PowerShell and executed directly in memory.(Citation: TrendMicro Netwalker May 2020)

Associated Techniques (18)
ID ATT&CK Tactics
T1027.009 Embedded Payloads -
T1027.010 Command Obfuscation -
T1047 Windows Management Instrumentation -
T1055.001 Dynamic-link Library Injection -
T1059.001 PowerShell -
T1059.003 Windows Command Shell -
T1082 System Information Discovery -
T1105 Ingress Tool Transfer -
T1106 Native API -
T1112 Modify Registry -
T1140 Deobfuscate/Decode Files or Information -
T1486 Data Encrypted for Impact -
T1489 Service Stop -
T1490 Inhibit System Recovery -
T1518.001 Security Software Discovery -
Metadata
ID: 338
Created: 13/01/2026 17:48
Updated: 23/04/2026 04:00