Analysis

  • max time kernel
    93s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-01-2025 04:06

General

  • Target

    JaffaCakes118_6a7a86fc52db240005ac12693962236c.exe

  • Size

    95KB

  • MD5

    6a7a86fc52db240005ac12693962236c

  • SHA1

    2a31d2fe79ee40009065db3033e51522aed23c99

  • SHA256

    13911037f0144dc3154ee627451bb63cd11c4c831824a29fa158dabad511cda4

  • SHA512

    e7173028c74133f06654217457c8d72d2382dc3c0b8968d03062f0bbcc3be65037e682edded9886ac21a31596f1f6db55c05c12bfd2dfec12f6faddaad0a8fce

  • SSDEEP

    768:H06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:dR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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 14 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_6a7a86fc52db240005ac12693962236c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a7a86fc52db240005ac12693962236c.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4032
    • 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:4172
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3616
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 204
            4⤵
            • Program crash
            PID:3784
        • 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:4652
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4652 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3900
        • 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:2616
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2616 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3616 -ip 3616
      1⤵
        PID:3552

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        6a7a86fc52db240005ac12693962236c

        SHA1

        2a31d2fe79ee40009065db3033e51522aed23c99

        SHA256

        13911037f0144dc3154ee627451bb63cd11c4c831824a29fa158dabad511cda4

        SHA512

        e7173028c74133f06654217457c8d72d2382dc3c0b8968d03062f0bbcc3be65037e682edded9886ac21a31596f1f6db55c05c12bfd2dfec12f6faddaad0a8fce

      • 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

        211f7dc84dbbbdb00be6ef0866606927

        SHA1

        77302e35fe978e653b4395f17e5f136d486ee4af

        SHA256

        d8a5a61d7069be475543d79c1ac25bcbae016ce41ece427a07bcfcfc296b24b7

        SHA512

        f13b5f2d6ae70248d31d678d9d3b6d773330f7869624f311208c2b5c5a0c2d18a846f53ba055d72ffd31400092e9fddf0ea841e336bb2c86bb6e99e44f442a99

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{61717BDC-D425-11EF-B319-7E3D785E6C2E}.dat

        Filesize

        5KB

        MD5

        d91c1d98e334864d6c060388a1ebe0a5

        SHA1

        1a9b41218dd0466ee479d98c90e365f9b028895a

        SHA256

        4aa3fef753f74f8521b144c6ebe973e66a81cd734ba7361ad91cfbd8d1fdd37f

        SHA512

        5281c1d013d30d10fc2433fad02f90834ab6e507ccfccfe4ac543fe3c0b613817bca7ba81364e378a38099534f97b393223b6b7c684ee486eaadb527407b9042

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{6173DFBB-D425-11EF-B319-7E3D785E6C2E}.dat

        Filesize

        4KB

        MD5

        017713419b1ea308413304b4fa97ad3d

        SHA1

        5b10cfb40a2f3f6c9c569747180a3498eb429463

        SHA256

        eb1dd5926512fbdfd4f94693a3f7c198b18ea7c0cf979db99c047f00a14ce470

        SHA512

        e0aafca853e44851d48f8adead3bf923d179e6f4d04a6ee5d00e8edd25c2f6a5a6e0ab04c8ce3bc523c26856f6cbdbff6222ebd57a0cb9e686de88833d4c6502

      • 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/3616-32-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

        Filesize

        4KB

      • memory/3616-31-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

        Filesize

        4KB

      • memory/4032-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4032-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4032-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4032-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4032-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4032-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4032-0-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4032-18-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4032-7-0x0000000001900000-0x0000000001901000-memory.dmp

        Filesize

        4KB

      • memory/4032-6-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4032-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-23-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4172-34-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4172-36-0x0000000077432000-0x0000000077433000-memory.dmp

        Filesize

        4KB

      • memory/4172-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-40-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-28-0x0000000077432000-0x0000000077433000-memory.dmp

        Filesize

        4KB

      • memory/4172-29-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4172-27-0x0000000000190000-0x0000000000191000-memory.dmp

        Filesize

        4KB