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Analysis

  • max time kernel
    94s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/01/2025, 21:41

General

  • Target

    JaffaCakes118_18ee971f5207642a66e4317af8235c67.exe

  • Size

    92KB

  • MD5

    18ee971f5207642a66e4317af8235c67

  • SHA1

    4256823207334a11831bbe58df5e3141c9533e42

  • SHA256

    1c0c9c133c37e7744df226c16ad3dc368e6b71fcace343f8aa257700f9a125d3

  • SHA512

    1f26900f00edc618f99948f5f40912bd40d656408a516f8642a97338e700e99251c6170f2f2117e6d8012e3b6037abbfffb9eb86ea2eabb5705c70cacca4b9fc

  • SSDEEP

    1536:rVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:jnxwgxgfR/DVG7wBpE

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 51 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_18ee971f5207642a66e4317af8235c67.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_18ee971f5207642a66e4317af8235c67.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:692
    • 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:3644
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4976
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 204
            4⤵
            • Program crash
            PID:916
        • 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:624
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:624 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4484
        • 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:4736
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4736 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4140
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
      1⤵
        PID:4192

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        92KB

        MD5

        18ee971f5207642a66e4317af8235c67

        SHA1

        4256823207334a11831bbe58df5e3141c9533e42

        SHA256

        1c0c9c133c37e7744df226c16ad3dc368e6b71fcace343f8aa257700f9a125d3

        SHA512

        1f26900f00edc618f99948f5f40912bd40d656408a516f8642a97338e700e99251c6170f2f2117e6d8012e3b6037abbfffb9eb86ea2eabb5705c70cacca4b9fc

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

        Filesize

        471B

        MD5

        975df3dbca02c4223ad98b4405ec0cd8

        SHA1

        62c3b5b2d32df9cedede3d746956a999d34beff1

        SHA256

        87d1e303201f45a5b0080b4580575bb564446751cafe9da1e8ce11a9c6a842fd

        SHA512

        1277f93b24c89c39cee767c05e3e450da71aa5bade2fcc2559ef39c3b747c3db491488e63e8d21911e668885308d717fb7d47e2b3a70ff24b0a7250b5f671417

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

        Filesize

        404B

        MD5

        aeb29a57ca0b7918059ae08faeca0216

        SHA1

        bc3c7fa9b39214d7d36718837cedd1dd5baae944

        SHA256

        e8fd1d7fee133056380c1e00107d6e8a6b7c13a75d7fc89b3afcdae8ac3c0a33

        SHA512

        bc6e3e6c9a4d90aa91e0d7e7226d2a09e79b3275695ddc713338a94b7b626772f8959863f6c0a6a8033653900b62269924fe14f6ac31fd20d86d025d0741e3eb

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

        Filesize

        404B

        MD5

        8d00e69ad4229251ca8e57fd3886f634

        SHA1

        55372fbb2bdbbe52cf979b5207d27638d0291a3b

        SHA256

        ba362fe07bde06c81a6417fe3835b8db42d42dd5c04eba49b30b9c24945ac640

        SHA512

        1dba3eac8eedc9228e9e586c3d2b8b3094f1c7afff80087a151b95764f99204809d8075bdd258790a69c318390d54ceed154cebf8d19d943cad27855c736933d

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FE87CD5E-D12D-11EF-A7EA-EE6C25FCE24B}.dat

        Filesize

        3KB

        MD5

        6f14e93a641411c14c236cad2484cfed

        SHA1

        45eaf2ce6971ea192446f2f537d6add637be1cac

        SHA256

        d08cc75aec1e34b8487835d8a3651091fc5174f55b0bb1c95daa464e117a5705

        SHA512

        df75cf1ecf2178100c789b7b53d239c2960bd641f8ccee19ce74047310d2b713cf713a014d840731ae2ad2a026bf4dc6c60b38e541cb0de546e50e78e3d9b7fd

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{FE8A2F9A-D12D-11EF-A7EA-EE6C25FCE24B}.dat

        Filesize

        5KB

        MD5

        c8e3ba31503972055c8761267d54d63c

        SHA1

        00f22db773c7c27f3bc9059c675723a6da132eea

        SHA256

        ce0f8f763dc74256632603273c8459d5af1e0895262919fa65433570445396de

        SHA512

        de53598e7a312b343d4d6bb2a0dbc6cc1edbe1a71e9c7e1af442d2cee2d135235faf6be18f135f622625f6b0e987a57419be636454369cbcc390e663107ea93c

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver270B.tmp

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • 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/692-7-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/692-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-8-0x0000000000920000-0x0000000000921000-memory.dmp

        Filesize

        4KB

      • memory/692-0-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/692-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/692-2-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/692-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/3644-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3644-31-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3644-36-0x0000000076F12000-0x0000000076F13000-memory.dmp

        Filesize

        4KB

      • memory/3644-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3644-34-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3644-33-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3644-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3644-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3644-40-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3644-18-0x0000000000400000-0x0000000000441000-memory.dmp

        Filesize

        260KB

      • memory/3644-27-0x0000000076F12000-0x0000000076F13000-memory.dmp

        Filesize

        4KB

      • memory/3644-26-0x0000000000430000-0x0000000000431000-memory.dmp

        Filesize

        4KB

      • memory/4976-30-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

        Filesize

        4KB

      • memory/4976-29-0x0000000000AF0000-0x0000000000AF1000-memory.dmp

        Filesize

        4KB