Analysis

  • max time kernel
    95s
  • 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
    16-01-2025 01:44

General

  • Target

    JaffaCakes118_67501bf973891ef6c73713d85c263741.exe

  • Size

    95KB

  • MD5

    67501bf973891ef6c73713d85c263741

  • SHA1

    1527d8bad388a5c877845170bce00d89a2706a64

  • SHA256

    24f9faf781acb88ed06f7a5c34c368b34023c96c13fba85c440e63f59ca8aaa8

  • SHA512

    749145bf2a65b9c0b46d5d1d0ce4ea730321261e75b92cf693463825e47ad19ab0c0596b9b519ad0e38d15a48a82240cab32d01507a64090b0d2139cc1d63eae

  • SSDEEP

    768:Ya06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYwK:rR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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 12 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_67501bf973891ef6c73713d85c263741.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67501bf973891ef6c73713d85c263741.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3192
    • 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:4080
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4904
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4904 -s 204
            4⤵
            • Program crash
            PID:1516
        • 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:4440
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4440 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3776
        • 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:1476
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1476 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3772
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 4904 -ip 4904
      1⤵
        PID:3044

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        67501bf973891ef6c73713d85c263741

        SHA1

        1527d8bad388a5c877845170bce00d89a2706a64

        SHA256

        24f9faf781acb88ed06f7a5c34c368b34023c96c13fba85c440e63f59ca8aaa8

        SHA512

        749145bf2a65b9c0b46d5d1d0ce4ea730321261e75b92cf693463825e47ad19ab0c0596b9b519ad0e38d15a48a82240cab32d01507a64090b0d2139cc1d63eae

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

        Filesize

        471B

        MD5

        9e22a9c34466faf7bc9cf642444b3f30

        SHA1

        0ac45262532cce40083cc9049fb12d4efb06c01f

        SHA256

        57569469879a3144b391cf9def258ad9ef29d7fd1d3d70a28cfb506443d7a119

        SHA512

        c60649fb0ecdd14c9a6d8f9ea7ac4356b24a5e1a238705bbc8294b72ea2fda21965af200746ae20dd5f45e386fc30e2189de6007e08ff3d7ec72b8dfc39435fe

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

        Filesize

        404B

        MD5

        b2437d92fd8648e8d7eabf6a600c6e35

        SHA1

        235ddfbe120b2139d202a3aa28bb820a47ee2820

        SHA256

        974806c882ddd79abfc986e1ab015c1cf13cc1afddfcae4363508f152711c0fd

        SHA512

        25c2cf1543eb8b54c8c2f02fcdcbbb19f022df47155524f5885928ba10a63489d2e0df796da777406895a710a36af3c7f6cf5a196e17129660fcc6e73aa654b5

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

        Filesize

        404B

        MD5

        ee7f5cfb226fbf5a5293dff0882bf8e4

        SHA1

        af0dab647811901e863df3fa82b05b637708fa76

        SHA256

        17b80ef24ca49f587795ef090a80a2facc4c6c57324dbb60184e8a3f5b9815d4

        SHA512

        09ff21cf94ff7680ee75dd3a20a9929fcf9b3c93f3fcb097b1dfd7ddc9b738f580c4b8d9f4d3e3e7aa64c3641f1e5f95de96f93824bb2350f9f2ae47e5204b9c

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{5ED84059-D3AB-11EF-A7EA-7E3D785E6C2E}.dat

        Filesize

        5KB

        MD5

        3a4684fdd719b335bfeddeebde0a1bba

        SHA1

        337acde1650a36caf921a386ae16d434bcf00dec

        SHA256

        ed0db6443b838d81d413e4dce4abbdaece60c8e01b794ba2edacfd3f48c79a29

        SHA512

        a95e54f33837d9ff17a2dc4ea5e682176d4c04fe9cfbad2c63ba30a0cc2e5a26b37be57353b93a0d34afab34f2f9e0ef3f428e569ea4dfe5dbe069bc9689f8be

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{5EDF6744-D3AB-11EF-A7EA-7E3D785E6C2E}.dat

        Filesize

        3KB

        MD5

        3df979f506423126fafa5d653070d7bb

        SHA1

        fc055ea2ba860b6f95f27b1bb7fccf85df14ddb5

        SHA256

        f0c528b1536b37cdc456b2b1c4e66d7b495e90f6bbf7ab023e8f0d8785cc0c72

        SHA512

        1c419e474534644032ba1f0e0eeeea22c34c565c8cf873901b772714eeb0d2a703651284ebcecfa7481743dec752b02a639d6eca86fc3fe49711c4622495a84a

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VKYZDMA5\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/3192-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-5-0x0000000000400000-0x000000000044B000-memory.dmp

        Filesize

        300KB

      • memory/3192-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-23-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/3192-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-0-0x0000000000400000-0x000000000044B000-memory.dmp

        Filesize

        300KB

      • memory/3192-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-6-0x00000000001F0000-0x00000000001F1000-memory.dmp

        Filesize

        4KB

      • memory/3192-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3192-1-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/4080-28-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

        Filesize

        4KB

      • memory/4080-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4080-35-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

        Filesize

        4KB

      • memory/4080-33-0x0000000000400000-0x000000000044B000-memory.dmp

        Filesize

        300KB

      • memory/4080-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4080-34-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4080-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4080-27-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4080-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4904-31-0x0000000000F70000-0x0000000000F71000-memory.dmp

        Filesize

        4KB

      • memory/4904-30-0x0000000000F90000-0x0000000000F91000-memory.dmp

        Filesize

        4KB