Subscriber Discussion

Can Electromagnetic Signals Be Used To Detect Malware On IoT Devices?

UI
Undisclosed Integrator #1
Jan 17, 2022

Interesting research from ACSAC conference in December:

Obfuscation Revealed: Leveraging Electromagnetic Signals for Obfuscated Malware Classification

** **** ******* * ***** ******** of ***** **** ******* *********** ** identify *** ***** ** ******* **** are ********* *** ******. ***** *** approach, * ******* ******* ** **** to ****** ******* ********* ***** ******* type *** ********, **** ** *** presence ** *********** ********** ***** *** prevent ****** ** ******** ****** ********. We ******** ***,*** *********** ****** **** an *** ****** ******** ** ******* in-the-wild ******* ******* *** ********* ****** activity. *** ****** **** *** ******* any ************ ** *** ****** ******. Thus, ** *** ** ******** ************* from *** ********* ********* ******* *** overhead. ********, *** ******** *** *** advantage **** ** *** ****** ** detected *** ****** ** *** ******* authors. ** *** ***********, ** **** able ** ******* ***** ******* ******* types (*** *** ****** *****) **** an ******** ** **.**%. **** ****, our ******* **** **** ** *** able ** ******** ******* ******* ******* with ****** *********** ********** ****** *** training *****, *** ** ********* **** kind ** ************ **** ******* ** the ******, ***** ***** *** ******** particularly ****** *** ******* ********.

*** ******* *** ** ********** **** to **********-***** ******* *** *** *******:

** ******, ***** *** *** *** mouse **** **** ** **** ** the ************* *****, ** ******'* ** surprising ** ********* ******* *** ********** to **** ******* ***** ****** *********. But ** ***** ** ****** **** to **** ****** **** ****** ******, for ********.

***** *** ** **** *** *****. Could ** ** *** **** **** of ********* ** ********* ** *** sound ** *** ***? **** ** the ***, ***** **** ***** **** could ***** **** ***** ******** *** doing ***** ** **** ****** **** heard.

*'* **** ** *** ******'* **** on *** ****.

Avatar
Brian Karas
Jan 17, 2022
Pelican Zero

** *** *******, ******* ********** ********** have **** **** *** **** ** years ** ****** *********** ***** ******* and **********.

*** ******* ********* ** *** ***** you ****** ***** **** * *** issues ** *** **** *****, ** least ** ** ******* ** ****** networked ******** ******** *******:

*) **** ******** *** ******* (******** the **** ********), *** *** **** part ** ****** ** ******* **** low ***** ******** ********** *** *** going ** **** ** ** **** close ** *** ******, ****** ****** a *** ******, ** * ****** of **** ** *** ****. *** things **** ******** ******* **** ** going ** ** *********** **** ** the ****.

*) *** **** ** *********** *** devices ********** ** **** * **** level **********

*) *** **** ** **** ***** and **** *********** *** ******* ** order ** ****** *** ****** ********. For *********** ** *-*** ******** **** would ** ****** *** ** ********.

*** ***** **** **** ** **-*********** devices ***** *** ***** ******** ******* or ************* ***-***, ** **** ***** almost ********* ****** *** ******* ** signature ** *** ******.

****, * ***'* *** *** **** would ******** ****** *************** **** ***** in *** **** *** *** *** being ********. ********* **** *** ********* backdoor *** ******** ***** ** **** impossible ** ****** *********, *** ***** not **** ******** ** ****** **** used. ********* ** **** *** ******** did **** **, *** ******* ** able ** ****** **** ******** ********* suddenly ******* *** ** *** ****** once *** *** ****.

******* ******* ** ********* ************ ****** on * ****** **** **** **** shown ** ***** * ****** ********* current ***** ** *********** ***** *********** spikes ** *** *********** ***** ** build ** ************* ** **** ********* or ********* *** ***** ****** ** the ********. **** **** *** *** same ****** ** ******* ** ********* a ******** *****, *** *** ** complicated ** ****** **** ***** ******** processes (**: ****** ********* ******* ****** some ******* ** *.*** *********** ******** dynamically *** **** ********** ** ***** alert).

*** ***** *** **** **** ******** in **, *** **** *** ***** much ** ***** ** **** ***** practicality *** ******** ******** ** *** devices.

(1)
UI
Undisclosed Integrator #1
Jan 17, 2022

**** ********! ****** **** **'* ***********, for *** ** *****. * ***** it ***** ******* * *** ** help **** ************* ** ** *** fingerprinting, *** **** **** *** ***** have *** ******** *****. *** ***, because ******* ***** ** ****.

******** ****** ** **** ***** **** standard *******-***** ********* - ** *** suddenly ****** *** **** ******* *** sending ******* ** ***.** ** *** middle ** *** *****, **** ***'** probably *** * *******. ************** ** the ******* **** ** * *** more ***************.

* ***'* *** *** **** ***** reliably ****** *************** **** ***** ** the **** *** *** *** ***** executed.

*** **** *** *** ***** **** up. ********* ******* ** ******** ********* from ********* ***************, **? ** *** your *******, *** ******* ***'* ** detect *** ********* ********, *** ** detect *** ***** ******* *********** ******** (** ******** ******* **** it - * ***'* ******** ** there *** ***).

Avatar
Brian Karas
Jan 17, 2022
Pelican Zero

** ****** ** ***********, *** ***** have **** **** ** ******* *********, but *** ********* *******. ******* *** example ** *** ******** **** **** string ******* * ***** ***** **** it *** ****. ** *** *** an ** **** ** * ****** with *** ***** ******** **** ********* but *** *******, **** *** *** wouldn’t **** **.

* ********* **** ******* * **** the ***** *** ****** ** ***** this ****** ***** **** ******* ****** than ***** *******, ** ****** ** analyze ********* *******. *** *** ***** off ** **** *** ******* **** needs ** ** *********. *******, **** as ******* ******** ** ****** ********* in *** **** *******.

(1)
UI
Undisclosed Integrator #1
Jan 18, 2022

**, * ***. ********** *****.

(1)
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