Analysis

  • max time kernel
    123s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 02:01

General

  • Target
    2026-07-02_ead4e21c0be4758576c80746b85ca91c_elex_wannacry.exe
  • Size 4.8MB
  • Sample260702-cfwftahv4k
  • SHA256 7ab5c1cf3c702fc27168051dff59a0829801c4bd8645e44e569a3d37fbd06a59
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 15 IoCs
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

  • Executes dropped EXE 2 IoCs
  • Modifies system executable filetype association 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 39 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-02_ead4e21c0be4758576c80746b85ca91c_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-02_ead4e21c0be4758576c80746b85ca91c_elex_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Users\Admin\AppData\Local\Temp\7z88F68294\KexSetup.exe
      C:\Users\Admin\AppData\Local\Temp\7z88F68294\KexSetup.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3004
      • C:\Users\Admin\AppData\Local\Temp\7z88F68294\KexSetup.exe
        "C:\Users\Admin\AppData\Local\Temp\7z88F68294\KexSetup.exe" /SILENTUNATTEND /HWND:2228802 /KEXDIR:"C:\Program Files\VxKex"
        3⤵
        • Event Triggered Execution: Image File Execution Options Injection
        • Executes dropped EXE
        • Modifies system executable filetype association
        • Drops desktop.ini file(s)
        • Installs/modifies Browser Helper Object
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        PID:1288
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:6056
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5624
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4124

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        prep_Activatable Class_Hermes_perf.cache

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 607B
        • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
        • MD5 SHA1 SHA512 TLSH

        CpiwBypa.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core32\CpiwBypa.dll
        • Size 6KB
        • SHA256 fa17bf2ad5860be14ff7442536640097c3d7e2a66ee0a1fa4479da3da251ac21
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KexDll.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core32\KexDll.dll
        • Size 234KB
        • SHA256 464a85101be1f20334503fe724ebb7b5ec0d65ce857f9a3f48133c99c572f302
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KexShlEx.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core32\KexShlEx.dll
        • Size 34KB
        • SHA256 77f098d40911ef6e7ff27ff1602e6a33f8c8595251fe17de94ec2a07b7714b03
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CpiwBypa.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\CpiwBypa.dll
        • Size 7KB
        • SHA256 8da33535d7a5d2a1111e772bdaa4218164c9e4355381c38e4a452eb64a779a9d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CpiwBypaLdr.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\CpiwBypaLdr.exe
        • Size 12KB
        • SHA256 69e0e52b1ab5531136c747db2b183d9aa3e6f3be972df3e7a2e095d3713cfee7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KexCfg.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\KexCfg.exe
        • Size 126KB
        • SHA256 455955b6595b87cbb9c0529656b9a4687f6b14661f0de621ddf39c6b4ebea8ef
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KexDll.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\KexDll.dll
        • Size 239KB
        • SHA256 58a329a78016fe408ff86502749f8a7e47db547733c1670f7599f221b2f00649
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KexShlEx.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\KexShlEx.dll
        • Size 41KB
        • SHA256 1f4878b9468da919fd35e0db72177fa1cd3d20de037a665a9ba54e6794a218d3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VxKexLdr.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\VxKexLdr.exe
        • Size 48KB
        • SHA256 450125673c8ae6527bd576e2157c7b1f7f39d6c4d795ac2d5a0bf37bda768a39
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VxlView.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core64\VxlView.exe
        • Size 174KB
        • SHA256 5c1e00a5d3f795af2d2fef49af4af57c055a290b27d673cef9c1cc5a6a0679bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Application Compatibility List.docx

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core\Application Compatibility List.docx
        • Size 20KB
        • SHA256 387804134bf33b2d583a5fa75fdbe874553adfe9329d3844a686a8fee20aba1a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Changelog.txt

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Core\Changelog.txt
        • Size 14KB
        • SHA256 2019a03549da964b4a8b899113b43c1f8c59dba2b05e189d3c263a4d3037657d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxAdvapi.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxAdvapi.dll
        • Size 53KB
        • SHA256 80345606ed4c6d2bb8fca027ed3c96b6d136e5eb25d2921f2080d6027ca33528
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxBase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxBase.dll
        • Size 138KB
        • SHA256 f1bef8ffe87a7b6e74a55a3d54f21a885887409925b1972449df0e4229137171
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxCom.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxCom.dll
        • Size 41KB
        • SHA256 79305bfafbcd38cb3460df4f18766caf69dbf8e7a2ed597874e4f3047cdb6ccf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxCrt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxCrt.dll
        • Size 58KB
        • SHA256 2694ace8a1bd6cbfea7bd14ebcd6acd53176215b2e0ed1c033b4b044f0baeda0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxCryp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxCryp.dll
        • Size 23KB
        • SHA256 869cecbcbd69faa835bc6fca6cc3d803ef5cf2e915996da5bbcb68523a9ac65e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxDw.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxDw.dll
        • Size 4KB
        • SHA256 74be2838e0c2d737666fadeb1ce99add52eedda82bc5411e61b9ccda12d437ef
        • MD5 SHA1 SHA512 TLSH

        KxDx.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxDx.dll
        • Size 29KB
        • SHA256 81ad6effdc71f4a1258488b2f5096c039e29f656cee74313010d1540d3bfe87b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxMi.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxMi.dll
        • Size 21KB
        • SHA256 4089f16d3b7fb34e066aee9d16714c52f878bc490bc1c3139ff65afa3b05069a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxNet.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxNet.dll
        • Size 34KB
        • SHA256 e954ea6b6dab255676de9e09214fa7144edc9414205cf2e81f073dd11705a157
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxNt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxNt.dll
        • Size 120KB
        • SHA256 68ec3ae38f491e59b7e7d82dad3d7c45fccd0e1fd1e1213f594a3f10a2dd2240
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxSChanl.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxSChanl.dll
        • Size 54KB
        • SHA256 514e1ace55916491413f0b017a3bb7fa532b645886f5bf25b68d6058ecc2e88f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxUia.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxUia.dll
        • Size 10KB
        • SHA256 d6c36c7c58475c9a0c2a0e2262120929eddc56ac934a23ac0cf37705bb06ba70
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxUser.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\KxUser.dll
        • Size 101KB
        • SHA256 b3b3d1ac537ea5c8d75a79aa6dc37bcf7419794f86b9504b689991b2d740b921
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dwrw10.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\dwrw10.dll
        • Size 2.4MB
        • SHA256 db6fd9ebe8594d36a71a29fe53c623daf6e3a8439edb6e84942a802094d6fcbf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icuuc.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\icuuc.dll
        • Size 1.1MB
        • SHA256 7ccf66bd62b9c6ef3af583c558a604a91653eae8bd52646047efef753864f3f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mshtmlmedia.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\mshtmlmedia.dll
        • Size 1.1MB
        • SHA256 da79b0569d0ad5b66f1d761490d4b406f591a65f3ba2049a8e9d0ea5c45a48cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msvcp_win.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\msvcp_win.dll
        • Size 485KB
        • SHA256 55043a5dbe9b4bfe50e2e6be0bdf77a69a075becc520700dcaffb1d9f7686138
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex32\ucrtbase.dll
        • Size 1.1MB
        • SHA256 c8dbd811bb85d7e17d457c7938c15ef39dbde395f82e967387e082f2c9860748
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxAdvapi.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxAdvapi.dll
        • Size 53KB
        • SHA256 67baae94307ec306f167da841bac98e8cad5d6f21cbc2fbcdde9e528f5fd9135
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxBase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxBase.dll
        • Size 146KB
        • SHA256 edd5582e53049fbad81d09fb13579223d8dd24747fd2aa27059efc5c542dcd2e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxCom.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxCom.dll
        • Size 50KB
        • SHA256 fffa5a8597fe2dc2f81a836eb17e233c1ac085bb96f2a8f2431a8ced018ee055
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxCrt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxCrt.dll
        • Size 54KB
        • SHA256 3193d8b995d068bb51045bba5c1fa12d763280ce0846abe3177098f7ba973595
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxCryp.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxCryp.dll
        • Size 26KB
        • SHA256 f3a2f0b3ad59565de475008c93feb5a339a65147d71bd47dd93f39c3ae500008
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxDw.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxDw.dll
        • Size 4KB
        • SHA256 581510c37d560220479f846645b44d735982f5e8e9518b1e4b3c587a5b3d112d
        • MD5 SHA1 SHA512 TLSH

        KxDx.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxDx.dll
        • Size 31KB
        • SHA256 76a42ae6843d5b9a2afba2d33a27c515c7c8da04dac8ce4a699d740b9bc63659
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxMi.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxMi.dll
        • Size 22KB
        • SHA256 1cf6d98bb95b872eb875103e35e20bbe2f84ad19b76429f54ff91d80521f0120
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxNet.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxNet.dll
        • Size 34KB
        • SHA256 13d89c3585d6525b05bc2ec8222e0b1b32d94a8e1b4552a1e2113067c5edb7ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxNt.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxNt.dll
        • Size 118KB
        • SHA256 9d34c103c823717d45effae51f92d781e2b4a26bd15c6424de9045aa17dad108
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxSChanl.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxSChanl.dll
        • Size 66KB
        • SHA256 8258be3ca6c0150ab01d0810959ff53904944e1dcc4ae293940e932573a356b4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxUia.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxUia.dll
        • Size 10KB
        • SHA256 6b457dec7ae8ee289f5567d55644b859614397f1d52a5f74401fd0433b615120
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KxUser.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\KxUser.dll
        • Size 102KB
        • SHA256 646ebfe0a6c35434fa4098e5fd8800917bde98c78a596bdc0066062daac7d29c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dwrw10.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\dwrw10.dll
        • Size 1.9MB
        • SHA256 ffec1381d353fcb6107ceb30c7947ea9c6793ca24770193088c4ba8ec7f1b4e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icuuc.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\icuuc.dll
        • Size 1.3MB
        • SHA256 5cfd8cb74998cbe70402dd6b137c714931ffb03e4439aa24c1c6c144202402ae
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mfdevmgr.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\mfdevmgr.dll
        • Size 1.3MB
        • SHA256 e185d05fc1774c4b9661121c49b33bfed5e824062a3749553b69064c982aa29e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msvcp_win.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\msvcp_win.dll
        • Size 621KB
        • SHA256 2a7825c2925347e0cb767a0dcb611f3eb80d0f71cbec981069b227bdc7cb871a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\Kex64\ucrtbase.dll
        • Size 1020KB
        • SHA256 de8d08d01291df93821314176381f3d1ae863e6c5584a7f8ea42f0b94b15ef65
        • MD5 SHA1 SHA512 SSDEEP TLSH

        KexSetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7z88F68294\KexSetup.exe
        • Size 95KB
        • SHA256 5a4c16bc92593f289eb43b9d970500361574149cca4303100e59c73d1ae6acd9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1288-171-0x00000000001E0000-0x00000000001FB000-memory.dmp

        memory/3004-172-0x00000000001E0000-0x00000000001FB000-memory.dmp

        memory/4124-198-0x00000223001E0000-0x00000223002E0000-memory.dmp

        memory/4124-220-0x0000022314660000-0x0000022314680000-memory.dmp

        memory/4124-211-0x0000022303C50000-0x0000022303C70000-memory.dmp

        memory/4124-205-0x0000022313E70000-0x0000022313F70000-memory.dmp

        memory/4124-204-0x00000223039F0000-0x0000022303A10000-memory.dmp

        memory/6056-345-0x000000000B0C0000-0x000000000B24E000-memory.dmp

        memory/6056-346-0x0000000004CD0000-0x0000000004E9A000-memory.dmp