Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-01-2023 16:34

General

  • Target

    https://ums.koreanair.com/Check.html?redirectUrl=TV9JRD01MTMy&U1RZUEU9TUFTUw==&TElTVF9UQUJMRT1FTVNfTUFTU19TRU5EX0xJU1Q=&UE9TVF9JRD0yMDE5MDkyMzAwMDAy&VEM9MjAxOTEwMjM=&S0lORD1D&Q0lEPTAwMg==&URL=http://3r9QkGCbLjRtiu8.Goodyear.nutracollar.com/##Z3NyODE2M0Bnb29keWVhci5jb20=

Malware Config

Signatures

  • Detected microsoft outlook phishing page
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" https://ums.koreanair.com/Check.html?redirectUrl=TV9JRD01MTMy&U1RZUEU9TUFTUw==&TElTVF9UQUJMRT1FTVNfTUFTU19TRU5EX0xJU1Q=&UE9TVF9JRD0yMDE5MDkyMzAwMDAy&VEM9MjAxOTEwMjM=&S0lORD1D&Q0lEPTAwMg==&URL=http://3r9QkGCbLjRtiu8.Goodyear.nutracollar.com/##Z3NyODE2M0Bnb29keWVhci5jb20=
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" https://ums.koreanair.com/Check.html?redirectUrl=TV9JRD01MTMy&U1RZUEU9TUFTUw==&TElTVF9UQUJMRT1FTVNfTUFTU19TRU5EX0xJU1Q=&UE9TVF9JRD0yMDE5MDkyMzAwMDAy&VEM9MjAxOTEwMjM=&S0lORD1D&Q0lEPTAwMg==&URL=http://3r9QkGCbLjRtiu8.Goodyear.nutracollar.com/##Z3NyODE2M0Bnb29keWVhci5jb20=
      2⤵
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:280
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="280.0.842211226\1664000964" -parentBuildID 20200403170909 -prefsHandle 1180 -prefMapHandle 1172 -prefsLen 1 -prefMapSize 219796 -appdir "C:\Program Files\Mozilla Firefox\browser" - 280 "\\.\pipe\gecko-crash-server-pipe.280" 1256 gpu
        3⤵
          PID:428
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="280.3.539535858\391669281" -childID 1 -isForBrowser -prefsHandle 1752 -prefMapHandle 1748 -prefsLen 156 -prefMapSize 219796 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 280 "\\.\pipe\gecko-crash-server-pipe.280" 1740 tab
          3⤵
            PID:1928
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="280.13.361527637\420452249" -childID 2 -isForBrowser -prefsHandle 2644 -prefMapHandle 2640 -prefsLen 6938 -prefMapSize 219796 -parentBuildID 20200403170909 -appdir "C:\Program Files\Mozilla Firefox\browser" - 280 "\\.\pipe\gecko-crash-server-pipe.280" 2656 tab
            3⤵
              PID:1576

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        1
        T1082

        Replay Monitor

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        Downloads