Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    22/08/2024, 01:47

General

  • Target

    b5e18b71f26eb7fdad3fcbdd9d0524ba_JaffaCakes118.exe

  • Size

    244KB

  • MD5

    b5e18b71f26eb7fdad3fcbdd9d0524ba

  • SHA1

    6b61cfd0498addb5b4013f231028fe32383be0e3

  • SHA256

    a90dd6dbe51e59516ef7f670f6b1fea727a2d9e4cbdd32dbeb207859a6e7a4dc

  • SHA512

    6abebb546b04eb1c7fd7e19c3fb59e34c723fe8a65071ff08b955e94d68aa20b520252867f8fbe7cce63b44cbc21eead3b3bede33c0ed7df5bb208a15fb9acb2

  • SSDEEP

    6144:csUFJRdw3a+wN0Css46AOYCDOvYstJzoYmyp8Cwd:csUFhw3a+V9aa0mkZ9Ca

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • UPX packed file 20 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 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 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 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5e18b71f26eb7fdad3fcbdd9d0524ba_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b5e18b71f26eb7fdad3fcbdd9d0524ba_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3024
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\259477071.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Javar Updates" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\jqs.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2564
    • C:\Users\Admin\AppData\Roaming\jqs.exe
      "C:\Users\Admin\AppData\Roaming\jqs.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:2672
      • C:\Users\Admin\AppData\Roaming\jqs.exe
        "C:\Users\Admin\AppData\Roaming\jqs.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2560
      • C:\Users\Admin\AppData\Roaming\jqs.exe
        "C:\Users\Admin\AppData\Roaming\jqs.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:2860
          • 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:2912
        • 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\jqs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\jqs.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\jqs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\jqs.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2092
        • 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:2252
          • 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:2908
        • 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\update.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\update.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1696
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\update.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\update.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2896

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\259477071.bat

          Filesize

          136B

          MD5

          e11116b3dbeb9b9633a8c49911f23f89

          SHA1

          7b76cf9f3820b82cd635e3213b40c29bc348b7a0

          SHA256

          279b48563945ce08810b09dcfe13567344aff7a3371905d4b4cf4972076c687b

          SHA512

          455f21ab1f89556f13b101d1c6191489b88f89ab36e5d3952efa02f4dc142e4eb1845d7b33b0c94232cc66b5b2b3de746e6c9fd62dd1a6b53b6a9e3dd14f0aad

        • \Users\Admin\AppData\Roaming\jqs.exe

          Filesize

          244KB

          MD5

          b5e18b71f26eb7fdad3fcbdd9d0524ba

          SHA1

          6b61cfd0498addb5b4013f231028fe32383be0e3

          SHA256

          a90dd6dbe51e59516ef7f670f6b1fea727a2d9e4cbdd32dbeb207859a6e7a4dc

          SHA512

          6abebb546b04eb1c7fd7e19c3fb59e34c723fe8a65071ff08b955e94d68aa20b520252867f8fbe7cce63b44cbc21eead3b3bede33c0ed7df5bb208a15fb9acb2

        • memory/2560-52-0x0000000000400000-0x0000000000407000-memory.dmp

          Filesize

          28KB

        • memory/2560-70-0x0000000000400000-0x0000000000407000-memory.dmp

          Filesize

          28KB

        • memory/2560-48-0x0000000000400000-0x0000000000407000-memory.dmp

          Filesize

          28KB

        • memory/2560-49-0x0000000000400000-0x0000000000407000-memory.dmp

          Filesize

          28KB

        • memory/2560-44-0x0000000000400000-0x0000000000407000-memory.dmp

          Filesize

          28KB

        • memory/2600-61-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-80-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-87-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-99-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-57-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-85-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-62-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-60-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-82-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-94-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-71-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-75-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-78-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2600-89-0x0000000000400000-0x000000000045D000-memory.dmp

          Filesize

          372KB

        • memory/2672-59-0x0000000000400000-0x00000000004C6000-memory.dmp

          Filesize

          792KB

        • memory/2672-54-0x0000000002800000-0x00000000028C6000-memory.dmp

          Filesize

          792KB

        • memory/2672-37-0x0000000000400000-0x00000000004C6000-memory.dmp

          Filesize

          792KB

        • memory/3024-0-0x0000000000400000-0x00000000004C6000-memory.dmp

          Filesize

          792KB

        • memory/3024-35-0x0000000003020000-0x00000000030E6000-memory.dmp

          Filesize

          792KB

        • memory/3024-39-0x0000000000400000-0x00000000004C6000-memory.dmp

          Filesize

          792KB