Analysis

  • max time kernel
    93s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-01-2025 00:06

General

  • Target

    JaffaCakes118_d65c7534d714713f5a082d536005abb2.exe

  • Size

    92KB

  • MD5

    d65c7534d714713f5a082d536005abb2

  • SHA1

    4545da1ec96fb06d5b6d2b828ec9c98a42bb8de3

  • SHA256

    16a59c511f337f6fb88da80230bef967e751bb62b7f88ecbb8b66c3f32af2539

  • SHA512

    58600d55886ecca169d7cf4d95cd2103585a97b740dfdadd3dad1b235b4a27a05a7a25d2eb99bd12833185b0ed8df1e794868dc44dc2530802ddab7140a00be4

  • SSDEEP

    1536:XVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApEw:/nxwgxgfR/DVG7wBpEw

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_d65c7534d714713f5a082d536005abb2.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d65c7534d714713f5a082d536005abb2.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3976
    • 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:4316
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4104
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 204
            4⤵
            • Program crash
            PID:2612
        • 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:2744
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2744 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2988
        • 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:2136
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2136 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:724
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4104 -ip 4104
      1⤵
        PID:4020

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        92KB

        MD5

        d65c7534d714713f5a082d536005abb2

        SHA1

        4545da1ec96fb06d5b6d2b828ec9c98a42bb8de3

        SHA256

        16a59c511f337f6fb88da80230bef967e751bb62b7f88ecbb8b66c3f32af2539

        SHA512

        58600d55886ecca169d7cf4d95cd2103585a97b740dfdadd3dad1b235b4a27a05a7a25d2eb99bd12833185b0ed8df1e794868dc44dc2530802ddab7140a00be4

      • 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

        cb4004e8243deaee57daaf14cdf3a78d

        SHA1

        db0db3c8b9f44d7c3aef2bdc306dd73497e7cefe

        SHA256

        fdd0ae1d999d7a052d38f4663603358d7dcc7715244b7e7d16d66a7ffede9611

        SHA512

        ceca124af317ba79595eff868365ae8c2a883938e67eba2def10ae6f778cff9e6abfe3778e984736b28160a40fd0a26c4549382a516747799f8a5a16eae3fd23

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

        Filesize

        404B

        MD5

        1dca37ccfca24905cba3da122bf09f11

        SHA1

        1f45448c56cf6efbebdfeb31c66cb9d1a6c86f41

        SHA256

        2f85f90efe2b5b6f4d9fac31598f1e4e6fcc68c3864e5175a30d8cc3c295be9c

        SHA512

        45c82c25a35575ca65de21d19a78ad3736e1d05596faf03403ccbf8f253b9e09dd4112b4898d98bdc4f3b1132392104ab2315919f124860953e60e3faff66a8e

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{5B53602B-D6C2-11EF-B9D5-FA89EA07D49F}.dat

        Filesize

        5KB

        MD5

        09f31f9ee23762fd9a5c4122791256a2

        SHA1

        cd271049c54f3d681b30b8dcd7b14e1c5dc7048f

        SHA256

        30f6cdd79779d351487a6c7ed18a4eec12d9ed37a044f6c242a11f4e05abff33

        SHA512

        edc0af575c4e8f29287b538d17c0c4088b97493e77a6aca5ced2a70df96aee6656c6bb02d2c08ecd61fc45c27b02538b5d5fea57c6f36fdd2f7ed0b831d606cd

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{5B5824ED-D6C2-11EF-B9D5-FA89EA07D49F}.dat

        Filesize

        3KB

        MD5

        7372b0cfdc522f56da4e21e82cf1b480

        SHA1

        845d34b6908ae46a75204291b510fce599bc797b

        SHA256

        3f1d7df8bd6109e4afa3342d0ad5f5d42d4bed8fda224ffd4fa4eefa09a3a10b

        SHA512

        e90c03d986aebebfd9c3a06724cd30c3bb1d1e8ea9c9cd54861f2435766ffbea8f1aa540ad4936a24bb183a78d8ae21257330770f10e0281fec09e9f532bca13

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/3976-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-7-0x00000000008F0000-0x00000000008F1000-memory.dmp

        Filesize

        4KB

      • memory/3976-0-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/3976-5-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/3976-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3976-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4104-32-0x0000000000450000-0x0000000000451000-memory.dmp

        Filesize

        4KB

      • memory/4104-31-0x0000000000470000-0x0000000000471000-memory.dmp

        Filesize

        4KB

      • memory/4316-19-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/4316-34-0x00000000779D2000-0x00000000779D3000-memory.dmp

        Filesize

        4KB

      • memory/4316-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4316-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4316-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4316-27-0x0000000000470000-0x0000000000471000-memory.dmp

        Filesize

        4KB

      • memory/4316-28-0x00000000779D2000-0x00000000779D3000-memory.dmp

        Filesize

        4KB

      • memory/4316-29-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4316-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB