Analysis

  • max time kernel
    135s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2025, 12:59

General

  • Target

    JaffaCakes118_561548d223e298b4e5531b8f578e5720.exe

  • Size

    101KB

  • MD5

    561548d223e298b4e5531b8f578e5720

  • SHA1

    a2fc17b26de605d343b93579f502543c7c758a2e

  • SHA256

    edf74c487c9fb630dde664eafe1087554c059703465cbbaf62c6783812583124

  • SHA512

    b1bde25b13ddccb01ffbff575edab7a4f71d16439f93bb7c53636fe3a04bd6d20d9548fa16d37becb3dbad6ceff1dd5b964422bb179f13251f389cec37f40516

  • SSDEEP

    768:G06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:kR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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 15 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 55 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_561548d223e298b4e5531b8f578e5720.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_561548d223e298b4e5531b8f578e5720.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4456
    • 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:4120
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1976
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 208
            4⤵
            • Program crash
            PID:1308
        • 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:1564
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1564 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1988
        • 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:3408
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3408 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1940
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1976 -ip 1976
      1⤵
        PID:1700

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        101KB

        MD5

        561548d223e298b4e5531b8f578e5720

        SHA1

        a2fc17b26de605d343b93579f502543c7c758a2e

        SHA256

        edf74c487c9fb630dde664eafe1087554c059703465cbbaf62c6783812583124

        SHA512

        b1bde25b13ddccb01ffbff575edab7a4f71d16439f93bb7c53636fe3a04bd6d20d9548fa16d37becb3dbad6ceff1dd5b964422bb179f13251f389cec37f40516

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

        Filesize

        471B

        MD5

        30f59b20e935520badc298242cb4cff1

        SHA1

        00622b2054eb148a8459c2ccd0b22606c2d5c7f6

        SHA256

        4a981d199e551f2b8c8fa22f0e3fbc264e876e5ed243d83331b2a6083a753e3c

        SHA512

        f22ca09eb3266cee3f363e4f3f955745382679d136d61e7c27f81081cd77efa5f82f82220526928f73049e692b7c060f64032dfae0f967c579c6e6acfd2e8d21

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

        Filesize

        404B

        MD5

        c9f8573e9449843878b0519a2315845a

        SHA1

        292305b49141f945a9de80497e3ca40b845eb63e

        SHA256

        06c164132a65a9001342dbcfed31e0d025ca49734d41f1794b2095aff6ab9f70

        SHA512

        bb63af6a1b46d1e35316f41c9126f9509fc5ae88f3a5975458465b12168b06ddb98e83097326c10c8b763328a6dde64bb6c37d2d92610de4524f1be28ab2a8ea

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

        Filesize

        404B

        MD5

        50dd197c521c63a9008c44b1bc3d3893

        SHA1

        be2d48e5aac9c70df258a6859ff12503ff2e8c73

        SHA256

        1276fd6ef040ed795b49f776343079e30046a1f363a24c26fdfc49e9b9859a6e

        SHA512

        6406086f59391d571c9c2905662537d4a41b3e440c06b5cc19c5abaf401f731f04d8c3d6b67c1f7723cb08ab09a656f73f6f3eb321c9ad4db384c2923b727706

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{519F193B-C840-11EF-BEF1-FA89EA07D49F}.dat

        Filesize

        5KB

        MD5

        32f530ab1d864e059a8e4b9d3ed5ad31

        SHA1

        88caa06b37aa381ce76a18288ae3a116180db326

        SHA256

        8123a2b3e892d2d53cca8075295b0bd8df2bdf8fde12d4857a75dc8b5b273285

        SHA512

        0594ede0cc967047ebe9ef06e288590b717de8e52232b41e534373808ff53973dedf788ce3ca9fe90c5ba7cf27651e5cb9e4ae3ff387f1a417f9c8b275462111

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{51A17BA9-C840-11EF-BEF1-FA89EA07D49F}.dat

        Filesize

        3KB

        MD5

        e87ae330ab19d60bfbbbe88d8eda4183

        SHA1

        413266b7c5709bd901a4d3f8d97b227a0961bf00

        SHA256

        8a4b322f5afb243b52aebe266375c1763210568e49d22bb476b37d8773a4de92

        SHA512

        f6a98e9ca3ea5ced1f28b08b7b2005c5ba1dd299003f0bff6eabca261dec28cdfbeb8b9d02325a58694392969a36ed6a94f9de01fab23d043dd4692b16341334

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver43CA.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0GUUC90F\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1976-33-0x0000000000FC0000-0x0000000000FC1000-memory.dmp

        Filesize

        4KB

      • memory/1976-32-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

        Filesize

        4KB

      • memory/4120-35-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4120-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4120-19-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4120-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4120-28-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4120-29-0x00000000029C0000-0x00000000029C1000-memory.dmp

        Filesize

        4KB

      • memory/4120-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4120-42-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4120-41-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4120-30-0x0000000077AF2000-0x0000000077AF3000-memory.dmp

        Filesize

        4KB

      • memory/4120-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4120-36-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4120-38-0x0000000077AF2000-0x0000000077AF3000-memory.dmp

        Filesize

        4KB

      • memory/4456-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-0-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4456-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4456-6-0x00000000008A0000-0x00000000008A1000-memory.dmp

        Filesize

        4KB

      • memory/4456-5-0x0000000000400000-0x0000000000429000-memory.dmp

        Filesize

        164KB

      • memory/4456-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB