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Analysis

  • max time kernel
    119s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 06:56

General

  • Target

    98be576dc7ce9eb45afd0577f23f114443ae330f01e2e785a124222e31991373N.exe

  • Size

    1.6MB

  • MD5

    8f91c3f4c277d9a38aca9a6575248900

  • SHA1

    f208eaa6c166713230a92bb4cbcc8d45934eca79

  • SHA256

    98be576dc7ce9eb45afd0577f23f114443ae330f01e2e785a124222e31991373

  • SHA512

    cb1f89adb036e5b84095553ee512f64b6be1f37cd0f9ed9b9b5f10ab88d561d30332308ca89525e471df66a32bbbfc4572d75ac5dd9d4f5ac1df19dd74074bb1

  • SSDEEP

    12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYiY:h1zltpu0iY

Malware Config

Signatures

  • 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 15 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\98be576dc7ce9eb45afd0577f23f114443ae330f01e2e785a124222e31991373N.exe
    "C:\Users\Admin\AppData\Local\Temp\98be576dc7ce9eb45afd0577f23f114443ae330f01e2e785a124222e31991373N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\YDoRb.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1760
      • 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:1844
    • 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:2284
      • 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:2516
        • 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:2060
          • 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:2364
        • 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:3012
          • 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:2500
        • 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:3024
          • 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:2372
        • 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:3032
          • 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:2360
      • 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:2980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    149B

    MD5

    976ffa9a304b234c039c8739d97bb893

    SHA1

    f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6

    SHA256

    2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384

    SHA512

    1bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c

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

    Filesize

    1.6MB

    MD5

    bdaefdc42224a341554f85b957e2a4a4

    SHA1

    288a9be460e95f055914cc42101dbad0e4f90b26

    SHA256

    8013221a1599b47e05006752b00b5f9d007bd1a4fc18ebd6f6f214e11995eb72

    SHA512

    39c217df1d95ef02dbf79dccd93eb940aa6afee820e3cf573d8c5d1da57c17e532499ee3e2f9ee5f840e3871c3ce63f96ea3b197d76d460bc5119c876ed71ca0

  • memory/2516-74-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-51-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-90-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-85-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-80-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-67-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-71-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2516-48-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2876-0-0x0000000000400000-0x00000000005A4000-memory.dmp

    Filesize

    1.6MB

  • memory/2980-70-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2980-63-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2980-62-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2980-64-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB