Windows

Fsi.exeFsi.exe

Platform
Windows
Abuse functions
2
Mapped techniques
1

Description

Fsi.exe is a Windows living-off-the-land binary catalogued by the LOLBAS Project. Documented abuse functions: AWL Bypass. Mapped ATT&CK techniques (per LOLBAS / GTFOBins → MITRE crosswalk): T1218. Defenders should monitor execution of Fsi.exe under non-administrative or sudo contexts and alert when its arguments match the abuse-function signatures.

Abuse functions· 2

AWL BypassT1059

Execute payload with Microsoft signed binary to bypass WDAC policies

AWL BypassT1059

Execute payload with Microsoft signed binary to bypass WDAC policies

MITRE ATT&CK techniques· 1

T1059

Uses1

TypeTargetConfidenceTier
TechniqueCommand and Scripting Interpretert1059100%live

Abuses1

TypeTargetConfidenceTier
TechniqueSystem Binary Proxy Executiont121885%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

LOLbin
FsiAnyCpu.exe
LOLbin
Fsutil.exe
LOLbin
csi.exe
LOLbin
rcsi.exe
LOLbin
Ftp.exe
LOLbin
Msiexec.exe
Sourced from LOLBAS Project. Curated by Adam Lundqvist, SQUR.