Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 00:06

General

  • Target

    a31224d26b26443ef664482c59a05399_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    a31224d26b26443ef664482c59a05399

  • SHA1

    eb1d2af0c1ddaca31f291a742ed4e13b46a62dc9

  • SHA256

    96d822e1de3f50016ea9cd158071698714cb0aa5dd2da3d86d82c987604196c8

  • SHA512

    5ea5307184aedb90d0f89434cb9378a0e7f8eb7bb354f5a8d674314981f6db40403a863c6b6f2ce878b221d726a2e4e527b02335dc12aa08ceab3adfd1fbc47b

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6o:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5N

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 8 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\a31224d26b26443ef664482c59a05399_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a31224d26b26443ef664482c59a05399_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\uxxoronwws.exe
      uxxoronwws.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\SysWOW64\eadtoxwf.exe
        C:\Windows\system32\eadtoxwf.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:2672
    • C:\Windows\SysWOW64\uavmpzbqdyxklqv.exe
      uavmpzbqdyxklqv.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1780
    • C:\Windows\SysWOW64\eadtoxwf.exe
      eadtoxwf.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1976
    • C:\Windows\SysWOW64\bdmwnmpjcpqqi.exe
      bdmwnmpjcpqqi.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2692
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:536
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:912

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe

      Filesize

      512KB

      MD5

      e6c42af7990eb8b33cd6e54dfd959efc

      SHA1

      72a2824bded923cab3d148f9bb602721574707d0

      SHA256

      5f783b77efde332884a43bb1ef89fb8c65c87d51ad1684708fb6a702cb755ada

      SHA512

      06a26b5f9f60981c686b36689eca27fbe92f5bd243cc8831f8694e76ed7e7b8e1533597414c4e60ab6412c862bc368ff68c577a9cc52941ce7db21366b22a227

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe

      Filesize

      512KB

      MD5

      dddd61d30a3df697f1e3633692bb2470

      SHA1

      e27959f8aa65655fc1cd48ad6758af8ba1c2e52f

      SHA256

      5eb2c106fe02dfa8459bcd39ab47225e816c0786313f0e4b85838a655234b6f9

      SHA512

      e3510879db533f2d2e22fb89cb23d701f3aecab9a40aaff46dcc73cda1d182a9ea32f3d85e095327132019887e9bbaf8d70d592266f59704081c0c6e4ca40a00

    • C:\Users\Admin\AppData\Roaming\WatchCheckpoint.doc.exe

      Filesize

      512KB

      MD5

      6499e093acdf4d73be0906170fe794cf

      SHA1

      1bdd0bbdccbfd34459e35afcd4d0bbe6bd0290b4

      SHA256

      a95a8048bf24ea9443bf9c66234344bad33725393b5cb2b4dc13891b593afd63

      SHA512

      e0c52e61fd4924cf9aaec3cb72481cc748c5a1a3eadbd46675e44b92dd3d3a94d10edcd3cef73825b6389ca0b081f0331cea981966ba309b11bb29fcffd08f90

    • C:\Windows\SysWOW64\bdmwnmpjcpqqi.exe

      Filesize

      512KB

      MD5

      bf9ef53459004e0e9d02429bed341c23

      SHA1

      8c6d69b1f5b97bce02cbd2b50c8622b96a323b1d

      SHA256

      0afe8b2f24a48505d620b5007cf3fa6fb68cef48891f12be7215378a057a0292

      SHA512

      018f6e813617021e944a61c45f645d405da00acd6c003a5403fa2efb8c30694a3c628a5e92adcd97a60f43c755a16f5c9ac2b8e818ae84b91ea3b7c814e0af77

    • C:\Windows\SysWOW64\eadtoxwf.exe

      Filesize

      512KB

      MD5

      d048670cfc093d02dc53b00185069443

      SHA1

      9928b5170e6d346aa9fe4c6f382f194e9167841d

      SHA256

      02e2f826d8030f9682855a9a98295173da6df85bb79d08d43e89ba9a74c1e526

      SHA512

      60a0394f1078791385cb086839827a0357bac2aaea77d0b49c519c8c170edba9c975da0c46eb9195fc13153f9c7ba2c17029ebcd74140612c25b5ea1f5c0f470

    • C:\Windows\SysWOW64\uavmpzbqdyxklqv.exe

      Filesize

      512KB

      MD5

      285b463c4cde2f12584de92536ea9348

      SHA1

      f6264da9f6e7ecd072b697042d1a4a15291e3a5a

      SHA256

      53095259559153a95c039486f515dcc552ac3d1aed0294f3cbd26e26fae0d813

      SHA512

      5e215ce6728cfbea449eb8491a703919d349bb0a3468a9898147c4333d0e22abc89bed032c49b46d4b22e3912d9e9b70890b4b488e849991163ba3c4078db55f

    • C:\Windows\mydoc.rtf

      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

    • \Windows\SysWOW64\uxxoronwws.exe

      Filesize

      512KB

      MD5

      86eadd6131da3ad989b2daeb8e082773

      SHA1

      513550a1683d7dc2bdd33c6df481b2b8912e2fdf

      SHA256

      aa78604d579a56e556f47e31bcd7a27d6e057904ce1fe4efd4b2ade1caf1dd6a

      SHA512

      134a5b02936ad2f3afc3858cf6d34c7d2ef6cd0ccd5396ee4d0e241ffd8feb77f35ef053d63b884c2cd8427cbf57ae08eb7ea1843b8f579c2406548e57eec1ad

    • memory/912-87-0x0000000003CA0000-0x0000000003CB0000-memory.dmp

      Filesize

      64KB

    • memory/2032-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

    • memory/2712-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB