Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-01-2025 07:58

General

  • Target

    JaffaCakes118_85c2abcafb5a91b90a3cab18417df8b9.exe

  • Size

    92KB

  • MD5

    85c2abcafb5a91b90a3cab18417df8b9

  • SHA1

    10ee627107849eec988e093b3cb06e876f2edc9d

  • SHA256

    1846d60b50391d743ce88d34748a8d1d7c46b517c6e1ba251f367b2dbffea3a5

  • SHA512

    f3bcc38c52be5e8072f5438faf147d3ab9822c47e802b3771df062d22fbf5407a0894c61ab741eb8b2f8bcc150da4237a03dcc72b66e134f61a9cf1fa077682b

  • SSDEEP

    1536:iVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:ynxwgxgfR/DVG7wBpE

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85c2abcafb5a91b90a3cab18417df8b9.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85c2abcafb5a91b90a3cab18417df8b9.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4864
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1988
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 204
            4⤵
            • Program crash
            PID:3576
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:396
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:396 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3236
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2236
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2236 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3516
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1988 -ip 1988
      1⤵
        PID:856

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        92KB

        MD5

        85c2abcafb5a91b90a3cab18417df8b9

        SHA1

        10ee627107849eec988e093b3cb06e876f2edc9d

        SHA256

        1846d60b50391d743ce88d34748a8d1d7c46b517c6e1ba251f367b2dbffea3a5

        SHA512

        f3bcc38c52be5e8072f5438faf147d3ab9822c47e802b3771df062d22fbf5407a0894c61ab741eb8b2f8bcc150da4237a03dcc72b66e134f61a9cf1fa077682b

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        471B

        MD5

        eec6845b257a7c8f95b25485b3666ae4

        SHA1

        79e6f675b80bc885bda844e766088a62d84ded75

        SHA256

        70a3cfb8ce21db27ecfb8143c459eda8218c5f7a0db0945c3117cbf5c180eb6d

        SHA512

        b6ceaabb99fb2011f9dd6ae4b59e3435c397204fcd4b3168e65d6616a85d49d13f80cd11a191e223609538d4f144103757f730c61acd21f4053bb5ecb6fb4f1f

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        22beb34228ccea406b21c63dadf82ff6

        SHA1

        5b1098555ee0278759acdef5375cd416b4b5faf0

        SHA256

        e4b8da93d34cbc5590f71700118bb6a1588b00cb63d85f65b8de2d5749443a63

        SHA512

        b1fa0341a207dbd7fec8294bb9caa2d4743ad660db505acba866248e7e64b49a67f6f8608e1d47dda5da02751d9a7b4d021c64b53d7ec8d106e958f2f00a0d3d

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        0777c93e2ac8c71c24d11d1c71fd9b89

        SHA1

        fb5101681e8e14781b61bbbdc1527fda6430a6e8

        SHA256

        e452d10daec71f820d23920dba8dfa39efc2f476aef26223ee7ebf0e893884b7

        SHA512

        05360f2f754f2adff4ec9d5a5514a23efcbdebaaeb3069539c4effb167f72a7436ec7471f45dc26b89c5cdf6c93dcce702d710d406698f6c2aa369eadc4b92f5

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{CF21C929-D4A8-11EF-BDBF-FAA11E730504}.dat

        Filesize

        5KB

        MD5

        393628471da34883e1c37904ca840bbf

        SHA1

        f27e7d8a0b2bead7bd3dd4d227530f625342c869

        SHA256

        b93883e7e30040e6d41919bd716728a3b48ddded9cfda666f985eefba7769793

        SHA512

        987b28b7152490abf3b65fab3d2f987e75801a1f516726fbcb922c1f28db8ddd37f0918ade7d2a0616221d1adf10cbfbcb11431b76777b1c99a0baee2f45df11

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{CF268DDA-D4A8-11EF-BDBF-FAA11E730504}.dat

        Filesize

        3KB

        MD5

        dfaf12085719b0cac84827b16a68fcbd

        SHA1

        8f489b438949ed01ae701465af672ae8a5cc052a

        SHA256

        8944a4426b19c0e1a645c0f8d12bb4fad8c3c65ff718245f363191afa2e188d3

        SHA512

        37f27c2cadd6eded31ba375f02ed7b9d76458a63366de605f9ccc53dd9be62d0cf35ec75bdb77931403d9aacdea858eb0a041ad1302201c90c82a209993eca08

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1716-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1716-0-0x0000000000400000-0x0000000000443000-memory.dmp

        Filesize

        268KB

      • memory/1716-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1716-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1716-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1716-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1716-7-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/1716-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1716-3-0x0000000000400000-0x0000000000443000-memory.dmp

        Filesize

        268KB

      • memory/1716-2-0x0000000000400000-0x0000000000443000-memory.dmp

        Filesize

        268KB

      • memory/1716-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/1716-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1988-31-0x00000000009F0000-0x00000000009F1000-memory.dmp

        Filesize

        4KB

      • memory/1988-32-0x00000000009D0000-0x00000000009D1000-memory.dmp

        Filesize

        4KB

      • memory/4864-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4864-34-0x00000000779D2000-0x00000000779D3000-memory.dmp

        Filesize

        4KB

      • memory/4864-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4864-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4864-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4864-29-0x00000000779D2000-0x00000000779D3000-memory.dmp

        Filesize

        4KB

      • memory/4864-28-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4864-23-0x0000000000400000-0x0000000000443000-memory.dmp

        Filesize

        268KB