Analysis

  • max time kernel
    94s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2025 15:10

General

  • Target

    JaffaCakes118_cb2838f49cbeb581b1c6a82a11d9bf37.exe

  • Size

    95KB

  • MD5

    cb2838f49cbeb581b1c6a82a11d9bf37

  • SHA1

    6616c2fcb4b540e928ac3743333bf38b483aeece

  • SHA256

    17602be325e0b67bb7d799e5ec8b43fbcabba7bb247d04b76bc56d068d71407f

  • SHA512

    f62c5ab6e5adb8eba3a4733a45e6483aba0a0b6323971af93266c8069552a0d5c5c7bdf9ebcdcbc92923fff3adb4c22df9791bcb56b9713d84e4e4a76b78d31d

  • SSDEEP

    768:Q06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:eR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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_cb2838f49cbeb581b1c6a82a11d9bf37.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb2838f49cbeb581b1c6a82a11d9bf37.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1764
    • 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:500
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2408
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 204
            4⤵
            • Program crash
            PID:3392
        • 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:2140
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2140 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:752
        • 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:4504
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4504 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:704
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2408 -ip 2408
      1⤵
        PID:4140

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        cb2838f49cbeb581b1c6a82a11d9bf37

        SHA1

        6616c2fcb4b540e928ac3743333bf38b483aeece

        SHA256

        17602be325e0b67bb7d799e5ec8b43fbcabba7bb247d04b76bc56d068d71407f

        SHA512

        f62c5ab6e5adb8eba3a4733a45e6483aba0a0b6323971af93266c8069552a0d5c5c7bdf9ebcdcbc92923fff3adb4c22df9791bcb56b9713d84e4e4a76b78d31d

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

        Filesize

        471B

        MD5

        0ada2095c461df5a751955aa41dd491e

        SHA1

        8366c54b31e1ddc8016aa22aab8c83f73c690810

        SHA256

        80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

        SHA512

        135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

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

        Filesize

        404B

        MD5

        1366ddc667de645dc21f24d16a977294

        SHA1

        406bab7e3061a1731c9e8e5d5799312fe7ab2464

        SHA256

        dbfbe4c46e50666fa3d4dd9eddc4df7f15198ab056c2f4476d2abf3048bace07

        SHA512

        771ee3a059a01ca301d8f47b9ff1a3aabf9c711651a984845ac05ef750bb245b9a47c8b76a1b4a3fcd6d5da85771c847dab4b57cd96e1315486869b0d5ac2e4c

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

        Filesize

        404B

        MD5

        8dad3475fe0689033a2f0dbe11de10cd

        SHA1

        b64f9284840aeeea91415258800c108c20402abd

        SHA256

        b85a1bb73bacc959af0867773c0159d2bf0d5a412cb36195a58fd72cc7ca7721

        SHA512

        9d24a82577f59987c93e9b545b6b9bb042bbcc7862e76becdfb1966d2f9e61b14786f597449cf86e07de7cfc55ffa11967334c472ff891ada9728cf3861af8ff

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A7A88AAD-D7D4-11EF-BDBF-4A034D48373C}.dat

        Filesize

        3KB

        MD5

        22d15727558813a5fe88edc48e8067d9

        SHA1

        9916edb11f55de93485d5237a017f51ea01fff2a

        SHA256

        818cac1acb7ef53c1d2f56eab950511bd2e6a82f2e228b69c6b5e8670ce1eded

        SHA512

        2d20df234da7e53113e92b3c97bfb84b50fd47dc33d737d8b0aa71ad75a5a143eea400ac4ed7a077b54f5de763a2a35eb8bb9ecdccfff6cce0c81a487d062592

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A7AAED06-D7D4-11EF-BDBF-4A034D48373C}.dat

        Filesize

        5KB

        MD5

        f28ca9a267abb0d2be9d1720f407fdbd

        SHA1

        679829763df23ccda20689837c5f1591805134ea

        SHA256

        c0e3f3fd34091083293e55b0a23911f43e7c0d9b7d3a509f8dd4666c4472f72a

        SHA512

        e7290c91ab84d0c487c42ab152e74e728e879dd1f62415c1387cb51001b1895d237daa01f2aeee8b58aeb722bc9476454976eedd237add34acea1396ec518769

      • 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/500-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/500-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/500-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/500-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/500-34-0x00000000779F2000-0x00000000779F3000-memory.dmp

        Filesize

        4KB

      • memory/500-27-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/500-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/500-28-0x00000000779F2000-0x00000000779F3000-memory.dmp

        Filesize

        4KB

      • memory/1764-0-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/1764-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/1764-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-2-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/1764-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-7-0x0000000000900000-0x0000000000901000-memory.dmp

        Filesize

        4KB

      • memory/1764-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1764-3-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/2408-31-0x00000000007A0000-0x00000000007A1000-memory.dmp

        Filesize

        4KB

      • memory/2408-30-0x00000000007C0000-0x00000000007C1000-memory.dmp

        Filesize

        4KB