PUA- IOX Tunneling Tool Execution

 1title: PUA- IOX Tunneling Tool Execution
 2id: d7654f02-e04b-4934-9838-65c46f187ebc
 3status: test
 4description: Detects the use of IOX - a tool for port forwarding and intranet proxy purposes
 5references:
 6    - https://github.com/EddieIvan01/iox
 7author: Florian Roth (Nextron Systems)
 8date: 2022-10-08
 9modified: 2023-02-08
10tags:
11    - attack.command-and-control
12    - attack.t1090
13logsource:
14    category: process_creation
15    product: windows
16detection:
17    selection:
18        Image|endswith: '\iox.exe'
19    selection_commandline:
20        CommandLine|contains:
21            - '.exe fwd -l '
22            - '.exe fwd -r '
23            - '.exe proxy -l '
24            - '.exe proxy -r '
25    selection_hashes:
26        # v0.4
27        - Hashes|contains:
28              - "MD5=9DB2D314DD3F704A02051EF5EA210993"
29              - "SHA1=039130337E28A6623ECF9A0A3DA7D92C5964D8DD"
30              - "SHA256=C6CF82919B809967D9D90EA73772A8AA1C1EB3BC59252D977500F64F1A0D6731"
31        - md5: '9db2d314dd3f704a02051ef5ea210993'
32        - sha1: '039130337e28a6623ecf9a0a3da7d92c5964d8dd'
33        - sha256: 'c6cf82919b809967d9d90ea73772a8aa1c1eb3bc59252d977500f64f1a0d6731'
34    condition: 1 of selection*
35falsepositives:
36    - Legitimate use
37level: high