Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/03/2025, 21:32

General

  • Target

    83249c51a35b17d345b677a90c651d5655f8d31d1eddd193dbd764ffe5f72700.exe

  • Size

    1.6MB

  • MD5

    a6373929ec69d0d3bde77aca3f4afd8e

  • SHA1

    ad672810598934b2c0e79ec884645f8c784b6b69

  • SHA256

    83249c51a35b17d345b677a90c651d5655f8d31d1eddd193dbd764ffe5f72700

  • SHA512

    6140ded034c5ebff1d43c414ff27611ba79ae42c0e3bc7b02ecc5837a51bda8682daa97a9216c6686ea4186da71b9241af0cd50462519926977e38b2f5108b57

  • SSDEEP

    12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYia:h1zltpu0ia

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 10 IoCs
  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 16 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 14 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 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83249c51a35b17d345b677a90c651d5655f8d31d1eddd193dbd764ffe5f72700.exe
    "C:\Users\Admin\AppData\Local\Temp\83249c51a35b17d345b677a90c651d5655f8d31d1eddd193dbd764ffe5f72700.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\WRiAQ.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2284
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Machine" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2816
    • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
      "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2768
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2800
        • 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⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2644
          • 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
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2672
        • 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\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2676
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1776
        • 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⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2688
          • 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
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:868
        • 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\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2348
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1724
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2036

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\WRiAQ.bat

          Filesize

          149B

          MD5

          976ffa9a304b234c039c8739d97bb893

          SHA1

          f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6

          SHA256

          2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384

          SHA512

          1bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c

        • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe

          Filesize

          1.6MB

          MD5

          ee9e019835a8d8831eb35721be4fbcb1

          SHA1

          cb3dfdcf53c31b2b7a4ed5cce6e1a60d5cc7ff59

          SHA256

          cde0685cf3aa90b1ed5e171dcc877c1dc953a559fbba7607d5c02ac8fd4854b7

          SHA512

          497959b05ebba0bdc4b62f6eba414f85f24c61b811743ec651d6eba0ec99faebd863d447cd6166f3591c4ade0907f1a6e58013769198684fabd8680b67702cc5

        • memory/1256-0-0x0000000000400000-0x00000000005A4000-memory.dmp

          Filesize

          1.6MB

        • memory/2036-51-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2036-58-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2036-56-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2036-67-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2800-57-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-52-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-53-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-66-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-70-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-72-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-75-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-77-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-80-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-84-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-89-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2800-94-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB