CmdID

CmdID / Files

whois.exe

Domain information lookup file version info

Program on Windows 1 known copy with hashes 1 Sigma rule names it

Opens CmdID with your command. It is read in your browser and sent nowhere.

Is it the real whois.exe?

file version info and known copies
Installed inC:\SysinternalsSuite\
Signed byMicrosoft Corporation
ProductSysinternals Whois, Sysinternals - www.sysinternals.com
DescriptionDomain information lookup

1 known copy

1.21 · C:\SysinternalsSuite\whois.exe · signed by Microsoft Corporation

ea845b43c323e35df041b8914a520f1d9643e3689454ab3049c2103458a0142d

From the file’s version info and the copies recorded by xCyclopedia (MIT). A copy in another folder, signed by someone else or with another hash is not necessarily malicious, but it is worth a closer look. In Ceplin, "<sha256>".whatis() says which known copy a hash is.

What detects it

Sigma process creation rules that name whois.exe
mediumPotential Binary Impersonating Sysinternals Toolsfrack113, Swachchhanda Shrawan Poudel (Nextron Systems)