Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24/01/2025, 06:43

General

  • Target

    4ff8745ea6eb38b18b37e661e16be8d58d56c8b64a22d25ca35f9c3e34cc291e.exe

  • Size

    1.6MB

  • MD5

    acee18e1bb37981870cdc22212d5a622

  • SHA1

    e3081f121660f20155da7e2b49aa9b182d5b70da

  • SHA256

    4ff8745ea6eb38b18b37e661e16be8d58d56c8b64a22d25ca35f9c3e34cc291e

  • SHA512

    c3a02305b1454470c28eed09f244202c4d685ec1e5152103b0e58703affdd6104521262b7f3669314d50eaed9e8b9c900f2390d9517a1c372fd4d168ce937a80

  • SSDEEP

    12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYiK:h1zltpu0iK

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 6 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\4ff8745ea6eb38b18b37e661e16be8d58d56c8b64a22d25ca35f9c3e34cc291e.exe
    "C:\Users\Admin\AppData\Local\Temp\4ff8745ea6eb38b18b37e661e16be8d58d56c8b64a22d25ca35f9c3e34cc291e.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\LwKhU.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2680
      • 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:2744
    • 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:2988
      • 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:2600
        • 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:932
          • 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:2400
        • 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:2404
          • 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:1796
        • 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:1296
          • 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:2856
        • 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:1668
          • 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:1020
      • 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:2276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    149B

    MD5

    976ffa9a304b234c039c8739d97bb893

    SHA1

    f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6

    SHA256

    2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384

    SHA512

    1bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c

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

    Filesize

    1.6MB

    MD5

    d23a4572b7dbd5f431e7a40e3004dce9

    SHA1

    541c45ae0d05613cb2a81319889a5e7fdf31008f

    SHA256

    5db29916cc24674f72f46d2b71302889680b3cdcca5847461c235ebb044e1ea1

    SHA512

    71c20c039b176e2e65c63377fb16dc8369586b07bf4cdab3d6fd5e6ac4d3f23f1b6f9f05a52d5b1be2d6fa3dae2ccec9eed585fd478ad1a28dc7a04326f31ab5

  • memory/2276-57-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2276-70-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2276-61-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2276-65-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2600-53-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-68-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-48-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-75-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-80-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-82-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-87-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2600-92-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/3040-0-0x0000000000400000-0x00000000005A4000-memory.dmp

    Filesize

    1.6MB