Analysis

  • max time kernel
    150s
  • max time network
    147s
  • 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 15:33

General

  • Target

    JaffaCakes118_a11649fafcbcfdbaca87e3bbf89daf09.exe

  • Size

    360KB

  • MD5

    a11649fafcbcfdbaca87e3bbf89daf09

  • SHA1

    98f86fe89e61f509b5822ee0826bf0045cad489b

  • SHA256

    0dcc49eda604c6174d67132ea2622f0837f6c1082ed56ba092bcde6c44bc8671

  • SHA512

    225c4485980b1b9bc9186573b990e1a641d16988b73ed94bdddab737663b02f001cfcd4c5913aec16d77e5b1c4609d09c96a3591d11b43822e6206dbe40f1a2f

  • SSDEEP

    6144:0JETwTCqVgks9V0iuYVzcUvh6J+JrAkUPNFxMmfrijjzl/moS:0JEH+/ssi1cUvh6J+Srj7WjjzUoS

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 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 2 IoCs
  • UPX packed file 20 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 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a11649fafcbcfdbaca87e3bbf89daf09.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a11649fafcbcfdbaca87e3bbf89daf09.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\yDXKn.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1732
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Imageviewer" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Imageviewer.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2856
    • C:\Users\Admin\AppData\Roaming\Imageviewer.exe
      "C:\Users\Admin\AppData\Roaming\Imageviewer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3832
      • C:\Users\Admin\AppData\Roaming\Imageviewer.exe
        C:\Users\Admin\AppData\Roaming\Imageviewer.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2908
        • 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:4100
          • 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:2104
        • 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\Imageviewer.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Imageviewer.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1384
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Imageviewer.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Imageviewer.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1956
        • 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:3776
          • 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:3432
        • 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\Stella.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Stella.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1276
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Stella.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Stella.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3988
      • C:\Users\Admin\AppData\Roaming\Imageviewer.exe
        C:\Users\Admin\AppData\Roaming\Imageviewer.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    142B

    MD5

    3ab5f77150ecf233a8e9eba23574f042

    SHA1

    400dc9e263be9a22cbacd38f73050cb82d6e7f31

    SHA256

    a200dd6306aaf3a863d838bbd5722201cde5c47110a9188c9c00056605105d71

    SHA512

    9918936692f2d62f593bbccea3bf8fa257a002aec7f66497bd2d166aff64ccf2c331d3e2dd8a49c50b621699552951a9e742977224d8863465e32a5911fae9b2

  • C:\Users\Admin\AppData\Roaming\Imageviewer.exe

    Filesize

    360KB

    MD5

    a11649fafcbcfdbaca87e3bbf89daf09

    SHA1

    98f86fe89e61f509b5822ee0826bf0045cad489b

    SHA256

    0dcc49eda604c6174d67132ea2622f0837f6c1082ed56ba092bcde6c44bc8671

    SHA512

    225c4485980b1b9bc9186573b990e1a641d16988b73ed94bdddab737663b02f001cfcd4c5913aec16d77e5b1c4609d09c96a3591d11b43822e6206dbe40f1a2f

  • memory/2908-45-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-43-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-59-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-26-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-28-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-23-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-54-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-52-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-50-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-48-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2908-42-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/3384-36-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3384-44-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3384-38-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3384-34-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3832-18-0x0000000000400000-0x0000000000779000-memory.dmp

    Filesize

    3.5MB

  • memory/3832-39-0x0000000000400000-0x0000000000779000-memory.dmp

    Filesize

    3.5MB

  • memory/4308-0-0x0000000000400000-0x0000000000779000-memory.dmp

    Filesize

    3.5MB

  • memory/4308-20-0x0000000000400000-0x0000000000779000-memory.dmp

    Filesize

    3.5MB