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Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    13/03/2024, 21:07

General

  • Target

    c6dbe6f1e1e42ab6dbb526896e11c87e.exe

  • Size

    217KB

  • MD5

    c6dbe6f1e1e42ab6dbb526896e11c87e

  • SHA1

    310d657f36d8f084888b9e9a599c3441df01a1e9

  • SHA256

    3367c0963adf7f0ac8db6d13fb6335710986c7d600518078ca8112c8b100480a

  • SHA512

    ff404536401e3dc49795c32154ba8dcf3590ef0c1251e9999d7689287210ace9da4fce4f69ea7b7b5d4d814fba4ab6f6a7e78999b3cab4bf9169c9d985371b31

  • SSDEEP

    3072:esnuciTDfIT9A+sYrxzavZrWCb1ulwQBnRgztcFFXYVfrvfd59P3kLJ/pI1tTXDV:uXVYr0hrWxwQBRgS1YVrj9cLJpI

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 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
  • 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 38 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6dbe6f1e1e42ab6dbb526896e11c87e.exe
    "C:\Users\Admin\AppData\Local\Temp\c6dbe6f1e1e42ab6dbb526896e11c87e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2372
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2984
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2504
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:1980
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2452
        • 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
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:320
      • 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
        3⤵
          PID:2468
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            4⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:1520
        • 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\test.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\test.exe:*:Enabled:Windows Messanger" /f
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2524
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\test.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\test.exe:*:Enabled:Windows Messanger" /f
            4⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2968
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\spsreng.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\spsreng.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Users\Admin\AppData\Local\Temp\dmview.exe
          "C:\Users\Admin\AppData\Local\Temp\dmview.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          PID:2716
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
            4⤵
            • Suspicious use of SetWindowsHookEx
            PID:1908

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\dmview.exe

      Filesize

      217KB

      MD5

      c6dbe6f1e1e42ab6dbb526896e11c87e

      SHA1

      310d657f36d8f084888b9e9a599c3441df01a1e9

      SHA256

      3367c0963adf7f0ac8db6d13fb6335710986c7d600518078ca8112c8b100480a

      SHA512

      ff404536401e3dc49795c32154ba8dcf3590ef0c1251e9999d7689287210ace9da4fce4f69ea7b7b5d4d814fba4ab6f6a7e78999b3cab4bf9169c9d985371b31

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

      Filesize

      8KB

      MD5

      39c1190b83310d30218620b3f6fdcc57

      SHA1

      87ff6a885a24d845635ca3efdc692679b0d82a79

      SHA256

      070da9f830f2256fa697ee0674dd7861675e0e14cf622ed68315a8dda0ccefb7

      SHA512

      a1c2bd372638d0b7a33c8a604c7dd1b7af974363c6e19140db9b2aafebfdd2ea032d616337ddc568963ecf33d0a0956d84804ff6a5da772a4385038a6d581c53

    • memory/2372-1-0x0000000001F10000-0x0000000001F50000-memory.dmp

      Filesize

      256KB

    • memory/2372-2-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2372-33-0x0000000001F10000-0x0000000001F50000-memory.dmp

      Filesize

      256KB

    • memory/2372-32-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2372-0-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2672-30-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2672-44-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2672-27-0x00000000002E0000-0x0000000000320000-memory.dmp

      Filesize

      256KB

    • memory/2672-26-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2672-46-0x00000000002E0000-0x0000000000320000-memory.dmp

      Filesize

      256KB

    • memory/2672-45-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2716-41-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2716-64-0x00000000004A0000-0x00000000004E0000-memory.dmp

      Filesize

      256KB

    • memory/2716-66-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2716-38-0x00000000004A0000-0x00000000004E0000-memory.dmp

      Filesize

      256KB

    • memory/2716-39-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2716-65-0x0000000074D60000-0x000000007530B000-memory.dmp

      Filesize

      5.7MB

    • memory/2984-7-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-15-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2984-17-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-29-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-28-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-9-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-63-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-19-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB

    • memory/2984-11-0x0000000000400000-0x000000000045D000-memory.dmp

      Filesize

      372KB