Analysis

  • max time kernel
    151s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 12:34

General

  • Target

    1eb9eea740e4165eb9ae5dcee0d72862.exe

  • Size

    1.2MB

  • MD5

    1eb9eea740e4165eb9ae5dcee0d72862

  • SHA1

    28dae67732b6584ef476b4c2900c40680cedacf6

  • SHA256

    38f9dc7d43224d245fa5c1405fb3f624e2659f28655a59fc5737973b84cc282f

  • SHA512

    f06301398fdf04fc4a6dad837373ed421343570e87a1080c76545f62409ee5ac4efca60ec4585317a82f0def8f6a8d238985e9dbad37a336667f1d2b53b6cb6b

  • SSDEEP

    24576:SAQoDefT6HesrQrSDZhyZ+aan+mMfqZaRfAuYLNH9pRBFZIlPed9775:SAcGHC2ZUZ+umWea+NPpRB/Iped977

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 7 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1eb9eea740e4165eb9ae5dcee0d72862.exe
    "C:\Users\Admin\AppData\Local\Temp\1eb9eea740e4165eb9ae5dcee0d72862.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Users\Admin\AppData\Local\Temp\Software\sarkoth.exe
      "C:\Users\Admin\AppData\Local\Temp\Software\sarkoth.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2084
    • C:\Users\Admin\AppData\Local\Temp\Software\D3.exe
      "C:\Users\Admin\AppData\Local\Temp\Software\D3.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2184
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2616
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3012
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:1952
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe:*:Enabled:Windows Messanger" /f
          4⤵
            PID:2468
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\D3Sept.exe:*:Enabled:Windows Messanger" /f
              5⤵
              • Modifies firewall policy service
              • Modifies registry key
              PID:2148
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            4⤵
              PID:1880
              • C:\Windows\SysWOW64\reg.exe
                REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
                5⤵
                • Modifies firewall policy service
                • Modifies registry key
                PID:1652
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2992
              • C:\Windows\SysWOW64\reg.exe
                REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe:*:Enabled:Windows Messanger" /f
                5⤵
                • Modifies firewall policy service
                • Modifies registry key
                PID:952
          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\audiadg.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\audiadg.exe"
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2012
            • C:\Users\Admin\AppData\Local\Temp\bcdprov.exe
              "C:\Users\Admin\AppData\Local\Temp\bcdprov.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of AdjustPrivilegeToken
              PID:2292
              • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                5⤵
                • Suspicious use of SetWindowsHookEx
                PID:956

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Software\D3.exe

        Filesize

        340KB

        MD5

        486fdb3d60c7811dee22742cca9f93dc

        SHA1

        d59ae0af20b78abfd351482cb1c93f62f4cf469f

        SHA256

        eacf7057eff4e24be433c7437053d5dc34b1c32e9373d723281780cbd8144c68

        SHA512

        61f8eaf774678b82a494865f96c799ae1aa2ca00fd5e75b3cc28e4d802cc7343b02a7e44c8bd1d9c31f7b93441f2c5d4793eb4689458f3c81bcd5b2ae28b56f0

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\audiadg.exe

        Filesize

        11KB

        MD5

        9b3848f7bd575120a33fb480774b5b6b

        SHA1

        9a7ef7a9b4f946f4ddbe2fadb3c52f1fd6991045

        SHA256

        271f73350c0e95d765fe1ccbf4b1fae1f7b62b62a723472a65f562ceab22d791

        SHA512

        02a7364ff655f0a4345b7428f577396a8ec7347f2d8466f4d957b7dd3909baf6b7b403135450b3f142ea275452fbfb418f64f075fba11f808640479d726a73b3

      • \Users\Admin\AppData\Local\Temp\Software\sarkoth.exe

        Filesize

        813KB

        MD5

        953d441e4dbbce93ffb02fe1bb203e34

        SHA1

        77917fb53535e770137fb6915f8db37ae5464ea4

        SHA256

        66da1f6e8952366700054e3bf9c1ca20a58fa1df58d8783c1389f358bdf3513d

        SHA512

        77b37d091c55cc8f7f8b455c26e9e47898e83795d6890316f529715fdd3981aac50917ab6677170b705731c40d49b0646d234fe38e6cbb3c334c7a4c7aa257dd

      • memory/2012-68-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2012-67-0x0000000000100000-0x0000000000140000-memory.dmp

        Filesize

        256KB

      • memory/2012-56-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2012-54-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2012-69-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2012-52-0x0000000000100000-0x0000000000140000-memory.dmp

        Filesize

        256KB

      • memory/2164-2-0x0000000000C60000-0x0000000000CA0000-memory.dmp

        Filesize

        256KB

      • memory/2164-1-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2164-19-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2164-0-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2184-20-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2184-26-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2184-25-0x0000000000980000-0x00000000009C0000-memory.dmp

        Filesize

        256KB

      • memory/2184-18-0x0000000000980000-0x00000000009C0000-memory.dmp

        Filesize

        256KB

      • memory/2184-17-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2292-64-0x0000000000420000-0x0000000000460000-memory.dmp

        Filesize

        256KB

      • memory/2292-63-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2292-71-0x0000000000420000-0x0000000000460000-memory.dmp

        Filesize

        256KB

      • memory/2292-70-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2292-65-0x00000000746B0000-0x0000000074C5B000-memory.dmp

        Filesize

        5.7MB

      • memory/2616-37-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2616-35-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-51-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-66-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-31-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-29-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-27-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-48-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB

      • memory/2616-39-0x0000000000400000-0x000000000047B000-memory.dmp

        Filesize

        492KB