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
    02-02-2025 01:06

General

  • Target

    a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38N.exe

  • Size

    1.6MB

  • MD5

    c978d9aa2fb0f72a3d95b789da4f7a80

  • SHA1

    794eee64c9ac2e948eff8c8788454ab725e9f2d1

  • SHA256

    a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38

  • SHA512

    d78c3882baada70d0568620ccc35d97c01150e9732d1b9c755fd5f386133f67718ca3f84813c5d17137de399d0edeed6ae9c7667f79aeade69e4ab30159c2818

  • SSDEEP

    12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYiu:h1zltpu0iu

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 9 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 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\a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38N.exe
    "C:\Users\Admin\AppData\Local\Temp\a90b4c4119907cf539acc4041a19a03b971bfec20abb767eff6dc4402dfaeb38N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\SobNr.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2880
      • 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:2684
    • 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:2784
      • 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:2584
        • 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:276
          • 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:2620
        • 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:2832
          • 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:2968
        • 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:2320
          • 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:2208
        • 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:2632
          • 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:2976
      • 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:2844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    149B

    MD5

    976ffa9a304b234c039c8739d97bb893

    SHA1

    f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6

    SHA256

    2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384

    SHA512

    1bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c

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

    Filesize

    1.6MB

    MD5

    b1482b097f169a9bb892805e30f42963

    SHA1

    958d302c8de610b45a506cf9b22837388588c9c9

    SHA256

    3dc9fb403dfd2fa6def77fd204d81cc0ee915afc6d6a34166f5857dc3b471d8f

    SHA512

    f9e50f5157cd5dc93512e663d4b4d4f7601fab83b3e4a57bd8cd859a6ffe77d0843bf4d1ab69d2ced321accbb1b7cb4e45de1f7c5e94a864caf35a95ec1caa34

  • memory/1992-0-0x0000000000400000-0x00000000005A4000-memory.dmp

    Filesize

    1.6MB

  • memory/2584-71-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-48-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-88-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-83-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-66-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-51-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2584-74-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2844-63-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2844-68-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2844-62-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2844-60-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB