Analysis

  • max time kernel
    93s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2025 04:54

General

  • Target

    JaffaCakes118_35f55e9b79f38eb3368f6dbd7364d122.exe

  • Size

    191KB

  • MD5

    35f55e9b79f38eb3368f6dbd7364d122

  • SHA1

    22d7d80165dbcca904262e9a8bf5b156bf811b66

  • SHA256

    17f53ab53c0ad738331bd64386c5d9a7d22b6b6d5ce016542bd960663bcd9b35

  • SHA512

    8143abebfb7418abe3e3dcf002d2eb6cd63e059e2c3637ac87cc688aecfb3717284cbf3753e3c2103b1fcec90f95ed75495c19f778c4bfc4fde75f15f63d07e3

  • SSDEEP

    768:j06R0U7KgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9I/:hR0On3Pc0LCH9MtbvabUDzJYWu3B

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 13 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_35f55e9b79f38eb3368f6dbd7364d122.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35f55e9b79f38eb3368f6dbd7364d122.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3932
    • 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:5096
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2136
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 204
            4⤵
            • Program crash
            PID:3412
        • 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:728
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:728 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:5100
        • 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:2372
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2372 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2136 -ip 2136
      1⤵
        PID:3656

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        191KB

        MD5

        35f55e9b79f38eb3368f6dbd7364d122

        SHA1

        22d7d80165dbcca904262e9a8bf5b156bf811b66

        SHA256

        17f53ab53c0ad738331bd64386c5d9a7d22b6b6d5ce016542bd960663bcd9b35

        SHA512

        8143abebfb7418abe3e3dcf002d2eb6cd63e059e2c3637ac87cc688aecfb3717284cbf3753e3c2103b1fcec90f95ed75495c19f778c4bfc4fde75f15f63d07e3

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

        Filesize

        471B

        MD5

        4678c6b9e04d71f22ad272e0502cdb5e

        SHA1

        3f4cda0c3979c8f87b48914dd58b7eec0d480738

        SHA256

        8a2e74caaacdb17295780859af0882ff7e55a14ba77b04ab4656462c44adb673

        SHA512

        b347198672efdfb51dfdc266aa96b463fc8ee2bb260f9b493055849be7805c38b0c176d25bece406106d9d2e526c5948579f53d38737517496c1c81a7f9a2bbf

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

        Filesize

        404B

        MD5

        ee91635b7a52ba844cd0e83ddbb220ae

        SHA1

        47f02b0b0f7e205e0a6333f530959a8751c336e6

        SHA256

        75992be2e578e2b3521bb285516e71255255b1a82448c4c061316536923f7f91

        SHA512

        0c3836287ef7219ced29567f45909fef415a79f6dfc9490f67c13e744752a6570c5c58d09b676b1066c0dd9ec05a739b2850a0d1e56bbb4c2b5104c36e319919

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B5BCC0AE-D233-11EF-B319-D6A59BC41F9D}.dat

        Filesize

        5KB

        MD5

        3aaa6f940809b242b17449a8830395d5

        SHA1

        f9d8f49adeb83343e7944bb4440386443d73813e

        SHA256

        ff6878c371d7ae6b059ec9dfba0268a6fab2e14401e93fa9f756807b7fbfc96a

        SHA512

        514dc16d3d4aa03993ce6fcb2647e08705ce74eb077d6720ea69ea86f7d22340c62cdd15e642fa5bf31ab271ab81b01db915c0c2ade2aec5c50ee4a8b9b1003a

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B5BF21AD-D233-11EF-B319-D6A59BC41F9D}.dat

        Filesize

        3KB

        MD5

        60aecc7246364046902a3dc4e1e0d9cb

        SHA1

        576d2d468535e0bbefc56a599a54fffc5904b54c

        SHA256

        aab5669247ef345fe81e4f6062e39de9e2ad25fdbe8c434e4f89217f19722430

        SHA512

        61ac143cdf07267cfb23eef0170c0ed73161fde615c5ee8d52468b70e2b7674bad41433b059cb62f5eb4e780af2c033564c336c487511a890fce916fb220c5b7

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver589.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/2136-30-0x00000000007D0000-0x00000000007D1000-memory.dmp

        Filesize

        4KB

      • memory/2136-31-0x00000000007B0000-0x00000000007B1000-memory.dmp

        Filesize

        4KB

      • memory/3932-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-17-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/3932-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-0-0x0000000000400000-0x0000000000462000-memory.dmp

        Filesize

        392KB

      • memory/3932-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3932-6-0x0000000000930000-0x0000000000931000-memory.dmp

        Filesize

        4KB

      • memory/3932-1-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/5096-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/5096-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/5096-34-0x0000000000400000-0x0000000000462000-memory.dmp

        Filesize

        392KB

      • memory/5096-32-0x00000000778F2000-0x00000000778F3000-memory.dmp

        Filesize

        4KB

      • memory/5096-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/5096-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/5096-24-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/5096-26-0x0000000002CC0000-0x0000000002CC1000-memory.dmp

        Filesize

        4KB

      • memory/5096-28-0x00000000778F2000-0x00000000778F3000-memory.dmp

        Filesize

        4KB

      • memory/5096-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB