bynet winconfig.exe is a binary of duality – legitimate in Bynet-managed environments, but a known masquerade vehicle for malware. Defenders should not rely on the filename alone; they must verify digital signatures, file paths, and behavioral context. In the absence of Bynet’s official software in your organization, the presence of this executable should be treated as highly suspicious and investigated immediately.
rule bynet_winconfig_masquerade strings: $name = "bynet winconfig.exe" nocase $susp1 = "powershell" nocase $susp2 = " -enc " condition: $name and ( $susp1 or $susp2 ) and filesize < 5MB Bynet winconfig exe
Example YARA rule snippet: