Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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 16:12

General

  • Target

    JaffaCakes118_cc86e454b4319959b61b285c3e768e7b.exe

  • Size

    95KB

  • MD5

    cc86e454b4319959b61b285c3e768e7b

  • SHA1

    17c211d07053291cc9eee674c2969df070f0ef04

  • SHA256

    20d299864355d5959d656bd412ec8c3032aa7fc66858505629a0fb1a8c61b4a8

  • SHA512

    4c0fcb6261f9b99545a4c952ea936c68fc084b8b871bd6c3e3654cdc1d9b2f7377b3cc572004d3ec522629dba47511fba1b9a716273ce0a9c88779cc337a4e20

  • SSDEEP

    768:B06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:nR0vxn3Pc0LCH9MtbvabUDzJYWu3B

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_cc86e454b4319959b61b285c3e768e7b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cc86e454b4319959b61b285c3e768e7b.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4588
    • 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:3948
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:3552
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 204
            4⤵
            • Program crash
            PID:4336
        • 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:4288
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4288 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3692
        • 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:1656
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1656 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2680
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3552 -ip 3552
      1⤵
        PID:3516

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        95KB

        MD5

        cc86e454b4319959b61b285c3e768e7b

        SHA1

        17c211d07053291cc9eee674c2969df070f0ef04

        SHA256

        20d299864355d5959d656bd412ec8c3032aa7fc66858505629a0fb1a8c61b4a8

        SHA512

        4c0fcb6261f9b99545a4c952ea936c68fc084b8b871bd6c3e3654cdc1d9b2f7377b3cc572004d3ec522629dba47511fba1b9a716273ce0a9c88779cc337a4e20

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

        Filesize

        471B

        MD5

        5c880ecece7595aea41224edbf5f8bba

        SHA1

        883636d01cf260db4e245913bf0bf90ead6bbacf

        SHA256

        31736fecaf227fc906a4146252d5b452d9118e68c3a12c72095969f42724c621

        SHA512

        d5f565aa1cafa0fa8217c59355e7289138b862a99df2bbea6059b4f4ec1af0bd337e53d8349b9595606dfddbfe82d743ee748cff9b7c65b741d09e3cf9abb1cc

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

        Filesize

        404B

        MD5

        af189bb11779044dbf80f0a092cc8e3b

        SHA1

        914b53a24fb2d7c26c13f694000245dabac397c9

        SHA256

        ce229716743630cfa32e6cff3fe1999a7bcb0f93dec2f2a8f1ae05629824838f

        SHA512

        73c8784c9142a107c97e27cad6d87a60d662372c7883593f556bbc2e60772ef01df5f2f64e8864004427c88df13a81c6c56ec0e033d1be1aba5023a9463084a8

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

        Filesize

        404B

        MD5

        494c06a4e184e1dc71a48774beec13cd

        SHA1

        c5ca5b1ac2cd35108c137ec24f6dc5b28020d634

        SHA256

        711fba6839a0eed1e9597151eba5dab8c07b73923f8f64afa236dc5c60671a24

        SHA512

        ff15af0c4c72b94d81cac0d1b636f01293b5420d4ddd9e5e7ca89ebdbc9a909f0c3751e3ff40359ed61f867c1269939fa87cbaa4d9188cfaed2964ae6100e0ea

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{2B8D3DAB-D680-11EF-BDBF-EE8B2F3CE00B}.dat

        Filesize

        3KB

        MD5

        58ba0ed47f343dff630c6730a9c02f5e

        SHA1

        19bd2ae78c0d53210da7030bf8af2d80183ee567

        SHA256

        7f443ffaf6e58c9fdb901884abbb73b4a2c830653d1659a85a1de9fc5efa9c3c

        SHA512

        28d75e0201fe3301b33c76213bf9dc18d8c5bbdb9b1d4778b5b2ab7eaa143bb73a05762f8751cbd527e638528c69b1284b5477456d428a393cf9dcfde37ac6ba

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{2B920214-D680-11EF-BDBF-EE8B2F3CE00B}.dat

        Filesize

        5KB

        MD5

        4670a01f95b8f3a4391dd50c8cb65daf

        SHA1

        f0d6f097c1c7009edfa343c5aa16d9a0b9c33b2b

        SHA256

        eea2a012addac4efb9677c62aa04ece8c1b078c4c35dd8273203e7f4516d5bbb

        SHA512

        ff63e9f12572e63cb690d438543a803da632e17fbc7a56f05eae02417110a5df2f0941f14bc3ecc1a9bf05ef51412547cdcf7e401cccd48e9b2044dffd61b57d

      • 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/3552-29-0x0000000000C70000-0x0000000000C71000-memory.dmp

        Filesize

        4KB

      • memory/3552-28-0x0000000000C90000-0x0000000000C91000-memory.dmp

        Filesize

        4KB

      • memory/3948-24-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3948-31-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3948-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3948-26-0x0000000077E12000-0x0000000077E13000-memory.dmp

        Filesize

        4KB

      • memory/3948-25-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/3948-30-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3948-32-0x0000000077E12000-0x0000000077E13000-memory.dmp

        Filesize

        4KB

      • memory/3948-33-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-0-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4588-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-5-0x0000000001900000-0x0000000001901000-memory.dmp

        Filesize

        4KB

      • memory/4588-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4588-2-0x0000000000400000-0x0000000000439000-memory.dmp

        Filesize

        228KB

      • memory/4588-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB