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Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 23:23

General

  • Target

    154a21b8c1aef9434170bf4ec23fe8c7_JaffaCakes118.exe

  • Size

    709KB

  • MD5

    154a21b8c1aef9434170bf4ec23fe8c7

  • SHA1

    d8c1094f3c8461e7448aee9306713cf84f1ccee9

  • SHA256

    72644144b23b9729c24834e381fb7e352c04352c748f9c2e2ce679d6a9f420bb

  • SHA512

    b15299f75f6340841c05810b43c570d39d63442287e0704e71c96fb546d49f78037e277a93714733ce950b7f897733ffbcd8e6b11b4ff6a4ed2ee52d020e9f6d

  • SSDEEP

    12288:pjUU+8016XUObJLFeu2nQHeYaUKqtOMgnhEFR/ZKOQObZHg0eo2N/XyJVhKxuGd7:P01qRefO1FVZKxcpfVKNm

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 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 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\154a21b8c1aef9434170bf4ec23fe8c7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\154a21b8c1aef9434170bf4ec23fe8c7_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:748
      • 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
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4284
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2936
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3144
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2388
      • 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
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1460
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1976
      • 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\0303.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\0303.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4508
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\0303.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\0303.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:3356
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4124,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4104 /prefetch:8
    1⤵
      PID:4928

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/748-17-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-23-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-31-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-18-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-7-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-30-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-14-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-15-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-27-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-19-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-4-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-21-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-22-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-26-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/748-24-0x0000000000400000-0x0000000000470000-memory.dmp

      Filesize

      448KB

    • memory/4980-0-0x0000000074BE2000-0x0000000074BE3000-memory.dmp

      Filesize

      4KB

    • memory/4980-1-0x0000000074BE0000-0x0000000075191000-memory.dmp

      Filesize

      5.7MB

    • memory/4980-11-0x0000000074BE0000-0x0000000075191000-memory.dmp

      Filesize

      5.7MB

    • memory/4980-2-0x0000000074BE0000-0x0000000075191000-memory.dmp

      Filesize

      5.7MB