Analysis

  • max time kernel
    10s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 11:18

General

  • Target

    159586353622aa4ed7aaca1c40d8d01e3d7446eeab27a016d8956048af21e905N.exe

  • Size

    405KB

  • MD5

    6d6ded5c29c54d37ed5e481270d0cb20

  • SHA1

    70a2ba22881f9d2c02cc65d801a04f18b39bd359

  • SHA256

    159586353622aa4ed7aaca1c40d8d01e3d7446eeab27a016d8956048af21e905

  • SHA512

    dedbda5b25762844417fec10fa3134749781911c44d6294fd9c1a2f80286ad239f46c39f22ca53fe9d4e18c2a9e3aff32f433c5d2a0ab167d2d2349b437625c8

  • SSDEEP

    6144:foYn9sE89XKTK/J6brj3nmHWrt63P5A9GJ6vbmF4ifKyjlKI4r3mzzrLVIo8ZJr7:ZsNDBIrCHWux6iFTJf4r2zPBv8Xi8xSG

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • UPX packed file 25 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 11 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\159586353622aa4ed7aaca1c40d8d01e3d7446eeab27a016d8956048af21e905N.exe
    "C:\Users\Admin\AppData\Local\Temp\159586353622aa4ed7aaca1c40d8d01e3d7446eeab27a016d8956048af21e905N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2788
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:916
    • C:\Users\Admin\AppData\Local\Temp\159586353622aa4ed7aaca1c40d8d01e3d7446eeab27a016d8956048af21e905N.exe
      "C:\Users\Admin\AppData\Local\Temp\159586353622aa4ed7aaca1c40d8d01e3d7446eeab27a016d8956048af21e905N.exe"
      2⤵
      • Checks computer location settings
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1420
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\JXXLM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4616
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "javaruntime" /t REG_SZ /d "C:\Windows\javaruntime.exe" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:3920
      • C:\Windows\javaruntime.exe
        "C:\Windows\javaruntime.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2408
        • C:\Windows\SysWOW64\svchost.exe
          "C:\Windows\system32\svchost.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:2040
        • C:\Windows\javaruntime.exe
          "C:\Windows\javaruntime.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:3532
        • C:\Windows\javaruntime.exe
          "C:\Windows\javaruntime.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1088
          • 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⤵
              PID:3820
              • 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 registry key
                PID:460
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\javaruntime.exe" /t REG_SZ /d "C:\Windows\javaruntime.exe:*:Enabled:Windows Messanger" /f
              5⤵
                PID:2728
                • C:\Windows\SysWOW64\reg.exe
                  REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\javaruntime.exe" /t REG_SZ /d "C:\Windows\javaruntime.exe:*:Enabled:Windows Messanger" /f
                  6⤵
                  • Modifies registry key
                  PID:1712
              • 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⤵
                  PID:5008
                  • 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 registry key
                    PID:1592
                • 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\winprocess.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winprocess.exe:*:Enabled:Windows Messanger" /f
                  5⤵
                    PID:3188
                    • C:\Windows\SysWOW64\reg.exe
                      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\winprocess.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winprocess.exe:*:Enabled:Windows Messanger" /f
                      6⤵
                      • Modifies registry key
                      PID:1740

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\JXXLM.txt

            Filesize

            124B

            MD5

            163f8e838efe1d166ffff7408b814e28

            SHA1

            52fa0ccba649587e7d24d21d182657078fa6d028

            SHA256

            dc60287c419225759aa9e1ea0423be4106337dad71aaa0cdc9d55d2b1af3edb7

            SHA512

            b6685390029555f7d812f0d1a9f138c619555712add3e79c1c90a1a5a0c544e4a86768a626d25c6af3cec09afc0bbaf7f398114e849831bdc5666fc443a1f68d

          • C:\Windows\javaruntime.exe

            Filesize

            405KB

            MD5

            6ec1d86fd5476dce40dff94568c09a0f

            SHA1

            4c79a8b95c5edf4b3c45962309630c755ff38424

            SHA256

            2db84c6507cb129ece0eb45c6229787c3e8bb33e473ed519ac6a6d85ab06b28f

            SHA512

            75d6e1bd7913d00318d8bf52ea4ce0c1d41a4974a5ea501a5a7d70f5c67cc4eaef4f318fe01c4e4bf3586471f25a22828beb847357b9c8f723f80ba4cee51ca8

          • memory/916-8-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/916-46-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/916-6-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/916-9-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/916-12-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/1088-93-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-63-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-90-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-88-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-86-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-83-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-95-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-97-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-102-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-81-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-65-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1088-66-0x0000000000400000-0x000000000047B000-memory.dmp

            Filesize

            492KB

          • memory/1420-74-0x0000000000490000-0x0000000000559000-memory.dmp

            Filesize

            804KB

          • memory/1420-76-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/1420-53-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/1420-14-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/1420-18-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/1420-16-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB

          • memory/2040-48-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/2040-77-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/2040-56-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/2040-50-0x0000000000400000-0x000000000040C000-memory.dmp

            Filesize

            48KB

          • memory/2408-55-0x0000000000400000-0x000000000052D000-memory.dmp

            Filesize

            1.2MB

          • memory/2408-68-0x0000000000400000-0x000000000052D000-memory.dmp

            Filesize

            1.2MB

          • memory/2408-47-0x0000000000400000-0x000000000052D000-memory.dmp

            Filesize

            1.2MB

          • memory/2788-13-0x0000000000400000-0x000000000052D000-memory.dmp

            Filesize

            1.2MB

          • memory/2788-22-0x0000000000400000-0x000000000052D000-memory.dmp

            Filesize

            1.2MB

          • memory/2788-0-0x0000000000400000-0x000000000052D000-memory.dmp

            Filesize

            1.2MB

          • memory/2788-5-0x0000000002F90000-0x0000000002F92000-memory.dmp

            Filesize

            8KB

          • memory/2788-4-0x0000000002F50000-0x0000000002F52000-memory.dmp

            Filesize

            8KB

          • memory/2788-3-0x0000000002C30000-0x0000000002C32000-memory.dmp

            Filesize

            8KB

          • memory/3532-78-0x0000000000400000-0x000000000040B000-memory.dmp

            Filesize

            44KB