Use Of The SFTP.EXE Binary As A LOLBIN

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About the rule

Rule Type

Standard

Rule Description

Detects the usage of the "sftp.exe" binary as a LOLBIN by abusing the "-D" flag

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND PROCESSNAME endswith "\sftp.exe" AND COMMANDLINE contains " -D .., -D C:" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Nasreddine Bencherchali (Nextron Systems)