Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/02/2025, 10:17

General

  • Target
    2f5b4fba89a5ab0062a4718be94d6420334b9c597308998243b41546924f1affN.exe
  • Size 604KB
  • Sample250211-mbdqbatpas
  • SHA256 2f5b4fba89a5ab0062a4718be94d6420334b9c597308998243b41546924f1aff
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2f5b4fba89a5ab0062a4718be94d6420334b9c597308998243b41546924f1affN.exe
    "C:\Users\Admin\AppData\Local\Temp\2f5b4fba89a5ab0062a4718be94d6420334b9c597308998243b41546924f1affN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2780
    • C:\Users\Admin\AppData\Local\Temp\2f5b4fba89a5ab0062a4718be94d6420334b9c597308998243b41546924f1affN.exe
      "C:\Users\Admin\AppData\Local\Temp\2f5b4fba89a5ab0062a4718be94d6420334b9c597308998243b41546924f1affN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\TKUQL.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:772
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Jload" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Jload\Jload.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:2256
      • C:\Users\Admin\AppData\Roaming\Jload\Jload.exe
        "C:\Users\Admin\AppData\Roaming\Jload\Jload.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2264
        • C:\Users\Admin\AppData\Roaming\Jload\Jload.exe
          "C:\Users\Admin\AppData\Roaming\Jload\Jload.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:2660
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3016
          • 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
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2080
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:1992
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\svchost.exe" /t REG_SZ /d "C:\Windows\SysWOW64\svchost.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1372
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\svchost.exe" /t REG_SZ /d "C:\Windows\SysWOW64\svchost.exe:*:Enabled:Windows Messanger" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:568
          • 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
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1784
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:2516
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\RUNE.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\RUNE.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1740
            • C:\Windows\SysWOW64\reg.exe
              REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\RUNE.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\RUNE.exe:*:Enabled:Windows Messanger" /f
              6⤵
              • Modifies firewall policy service
              • System Location Discovery: System Language Discovery
              • Modifies registry key
              PID:2452

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        TKUQL.bat

        • Path C:\Users\Admin\AppData\Local\Temp\TKUQL.bat
        • Size 138B
        • SHA256 f27d92575749ef19cccc68a524662607f5be5ed2fb415fe7de4f4927f521709c
        • MD5 SHA1 SHA512

        Jload.exe

        • Path \Users\Admin\AppData\Roaming\Jload\Jload.exe
        • Size 604KB
        • SHA256 dbe71fd5e2a455a29ac39ca9c3d2b11896bbe6c4247915dc664b26a1be4c303d
        • MD5 SHA1 SHA512 SSDEEP

        memory/2660-977-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/2660-1001-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/2760-431-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/2760-997-0x0000000000400000-0x000000000040B000-memory.dmp

        memory/2780-2-0x0000000000230000-0x0000000000231000-memory.dmp

        memory/2780-85-0x00000000004B0000-0x00000000004B1000-memory.dmp