Disabling Antivirus

Created the Monday 18 March 2019. Updated 3 years, 6 months ago.

Some malware can also use specific command to disable the antivirus and to avoid detection.

Technique Identifier


Detection Rules

    name: check for sandbox and av modules
    namespace: anti-analysis/anti-av
    author: "@_re_fox"
    scope: basic block
    unprotect: U0508
      - Anti-Behavioral Analysis::Virtual Machine Detection [B0009]
      - Anti-Behavioral Analysis::Sandbox Detection [B0007]
      - ccbf7cba35bab56563c0fbe4237fdc41:0x0040a4a0
    - and:
      - api: GetModuleHandle
      - or:
        - string: /avghook(x|a)\.dll/i
          description: AVG
        - string: /snxhk\.dll/i 
          description: Avast
        - string: /sf2\.dll/i 
          description: Avast
        - string: /sbiedll\.dll/i
          description: Sandboxie
        - string: /dbghelp\.dll/i 
          description: WindBG
        - string: /api_log\.dll/i 
          description: iDefense Lab
        - string: /dir_watch\.dll/ 
          description: iDefense Lab
        - string: /pstorec\.dll/i
          description: SunBelt Sandbox
        - string: /vmcheck\.dll/i
          description: Virtual PC
        - string: /wpespy\.dll/i
          description: WPE Pro
        - string: /cmdvrt(64|32).dll/i 
          description: Comodo Container
        - string: /sxin.dll/i 
          description: 360 SOFTWARE
        - string: /dbghelp\.dll/i
          description: WINE
        - string: /printfhelp\.dll/i 
          description: Unknown Sandbox

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