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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/02/2025, 17:40

General

  • Target

    JaffaCakes118_278f98c3cc86f19620c897af28daac50.exe

  • Size

    306KB

  • MD5

    278f98c3cc86f19620c897af28daac50

  • SHA1

    5cd113fa49a903988aa46231a6af7e988b07bc28

  • SHA256

    f7217040570f0c13d33eb7fdf10cea871ab7049136635fe0b4d3d49b4d15d80f

  • SHA512

    3898ee5b7d44ba1782f62c4d1f37ed9eabc270cdd791787d8a6cbddbbc9632ce395f6fc49e9a28aa16ff28d80d293878b6f12138b909bb29f5d4632aebe1721e

  • SSDEEP

    6144:FfNdLF0ocp0dyd+97C6H8nnMHPer11XgUfcgxFomgXHsMjoSt:FFdLF9S0deQJ8n7RkgxFZgXxoSt

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 11 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 23 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\JaffaCakes118_278f98c3cc86f19620c897af28daac50.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_278f98c3cc86f19620c897af28daac50.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\XHWdB.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2388
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUpdt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2740
    • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
      "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.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:2896
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2772
        • 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:2632
          • 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:1648
        • 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\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2656
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:664
        • 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:2136
          • 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:1100
        • 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\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2224
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:832
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    152B

    MD5

    49bb161b07149b1bda99901c71d98b1f

    SHA1

    e5e3b389c09d551bd8f3a4cf71ee30e566fdf6e2

    SHA256

    734c4f48449a118dbdfbbe4971ecf112b26b2b45d1889678c01dea98eb5767d8

    SHA512

    da09a2af9b7f9528916ab719ed97ee8b61179bba92016eaed64b3e7d6bf08646801aeeb0eb332bdde175eb64b48106f7cf2fe2bf01ea6128753e4ce1d48707be

  • \Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe

    Filesize

    306KB

    MD5

    db5572fda84690a9f0f6857bbe04a6ae

    SHA1

    b4d046cc043b96fcd7fd141ce3b9575e8cc1b705

    SHA256

    3dfe42b4e261e1b2fa84c34f754df08f13544680aaf46890b4074deadeac17cf

    SHA512

    e68c7b5d893437ad7b19d10c854f5a5a3ae416c3ef56237d4541004756a8d6680f6b4c0d4d0f43b83bd72ee5c709bef8f4c49994f8f8cf0ac9eb396e448afdcc

  • memory/1644-42-0x0000000003490000-0x0000000003659000-memory.dmp

    Filesize

    1.8MB

  • memory/1644-45-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/1644-0-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/2636-64-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2636-66-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2636-74-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2636-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2772-91-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-87-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-96-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-57-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-101-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-51-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-75-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-77-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-80-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-82-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2772-84-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2896-50-0x0000000002930000-0x0000000002AF9000-memory.dmp

    Filesize

    1.8MB

  • memory/2896-70-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB

  • memory/2896-58-0x0000000002A30000-0x0000000002BF9000-memory.dmp

    Filesize

    1.8MB

  • memory/2896-44-0x0000000000400000-0x00000000005C9000-memory.dmp

    Filesize

    1.8MB