Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    14/10/2026, 08:44

General

  • Target
    18ecbc71bcf39a72fe431cfab9176b08a83150b24894cfb73845df41f2b9961f.exe
  • Size 4.2MB
  • Sample261014-knmsmsfc95
  • SHA256 18ecbc71bcf39a72fe431cfab9176b08a83150b24894cfb73845df41f2b9961f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Suspicious Office macro 3 IoCs

    Office document equipped with macros.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 42 IoCs
  • UPX packed file 26 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Direct Volume Access: Opens a physical disk for reading 1 TTPs 1 IoCs

    Opens a raw handle to a physical disk, which bypasses file system access controls and is used for disk inspection, anti-VM checks and privilege checks.

  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

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

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18ecbc71bcf39a72fe431cfab9176b08a83150b24894cfb73845df41f2b9961f.exe
    "C:\Users\Admin\AppData\Local\Temp\18ecbc71bcf39a72fe431cfab9176b08a83150b24894cfb73845df41f2b9961f.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3588
  • C:\Windows\system32\SearchIndexer.exe
    C:\Windows\system32\SearchIndexer.exe /Embedding
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Direct Volume Access: Opens a physical disk for reading
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Windows\system32\SearchProtocolHost.exe
      "C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe1_ Global\UsGthrCtrlFltPipeMssGthrPipe1 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon"
      2⤵
      • Modifies data under HKEY_USERS
      PID:2328
    • C:\Windows\system32\SearchFilterHost.exe
      "C:\Windows\system32\SearchFilterHost.exe" 0 952 956 964 8192 960 932
      2⤵
      • Modifies data under HKEY_USERS
      PID:4248

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        elevation_service.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
        • Size 2.9MB
        • SHA256 c510ccf5c06736b57c831f5fcab96e27754a6dae609612274c82a38426f9f8d1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        maintenanceservice.exe

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
        • Size 1017KB
        • SHA256 6bcd122e57b76c0c674d29e6ddeb184eae704f0a69c1901743e5cb0729506ff7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe

        • Path C:\Program Files\7-Zip\7z.exe
        • Size 1.3MB
        • SHA256 b3f8f003c39828cdfbd316bdcb4a6933c36a2908ad58503d981dc0494fe15da4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        elevation_service.exe

        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 3.0MB
        • SHA256 723c53366bddb2b2d83e695d9ca4f6022b1b845d27ca2d08a3be8b5f3e67a929
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wmpnetwk.exe

        • Path C:\Program Files\Windows Media Player\wmpnetwk.exe
        • Size 1.7MB
        • SHA256 91309058b93cce3e8fc33d02d0e8de1fe8d600498fa7468ceb0fc4735cdf618a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DismountCheckpoint.docm

        • Path C:\Users\Admin\Desktop\DismountCheckpoint.docm
        • Size 775KB
        • SHA256 d581d85f4367254fc9f3330e011efafc293515f323fdb0c809f8e362ce98dbde
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UnpublishSelect.docm

        • Path C:\Users\Admin\Desktop\UnpublishSelect.docm
        • Size 776KB
        • SHA256 43dbe2773ccd6f4973e645baff5bb452b2a607d0735d7401885a6025e7ea38e7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UnregisterOut.docm

        • Path C:\Users\Admin\Documents\UnregisterOut.docm
        • Size 771KB
        • SHA256 eec9765c5f50e35f51047e9a39d39c7e4fd1f829b598c5220ec22b539ca429d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        perfhost.exe

        • Path C:\Windows\SysWow64\perfhost.exe
        • Size 777KB
        • SHA256 0b05f58495ed4a0ca0ecac62aad1680bb072cca83454bbf944c9b4b842644540
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ssh-agent.exe

        • Path C:\Windows\System32\OpenSSH\ssh-agent.exe
        • Size 1.1MB
        • SHA256 a4613f045bfa910b008c6fbfe66960ad1d5560e0c7a00ca0a9c0ddff93efe8de
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SearchIndexer.exe

        • Path C:\Windows\System32\SearchIndexer.exe
        • Size 1.6MB
        • SHA256 7910b9fe4917119a398200392c2352841780a3c59b0bc571d15113d6f0d61519
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SensorDataService.exe

        • Path C:\Windows\System32\SensorDataService.exe
        • Size 1.9MB
        • SHA256 2c74f8237214f82f69707395ee94e01050e3e6d50459a760dffb6e1b54431507
        • MD5 SHA1 SHA512 SSDEEP TLSH

        alg.exe

        • Path C:\Windows\System32\alg.exe
        • Size 850KB
        • SHA256 5309a2af2c437ba6a8918aed8824de2795d66edb6813e908a8956aaaf2db1b65
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msdtc.exe

        • Path C:\Windows\System32\msdtc.exe
        • Size 901KB
        • SHA256 9129783ffecd8bd33ba45e68af8634a2763f5190d932bab7994bfe60b81b5091
        • MD5 SHA1 SHA512 SSDEEP TLSH

        snmptrap.exe

        • Path C:\Windows\System32\snmptrap.exe
        • Size 773KB
        • SHA256 952af64b3543caa155b5eac681317c8f4c1a5a1cd65654f5b25b3817fd25873c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vds.exe

        • Path C:\Windows\System32\vds.exe
        • Size 1.4MB
        • SHA256 4712615d703ba6b70fd4d03dfd47fd5317e28e392ac7759ffe8a3daab57f5dc3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AgentService.exe

        • Path C:\Windows\system32\AgentService.exe
        • Size 1.9MB
        • SHA256 4988f64f9863fc882d050fad2dd1d47aae039a866fd18d0d2f795f080024b27c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AppVClient.exe

        • Path C:\Windows\system32\AppVClient.exe
        • Size 1.5MB
        • SHA256 b8c6e6c005bf44286c7f2f73b484d19aacb34de16ea46eaf555b7222aece88cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DiagnosticsHub.StandardCollector.Service.exe

        • Path C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe
        • Size 848KB
        • SHA256 85f4515e7e298f7b5f36144a820f5d9f38b58d8f54d3e92beed7e868a4f42180
        • MD5 SHA1 SHA512 SSDEEP TLSH

        PerceptionSimulationService.exe

        • Path C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe
        • Size 860KB
        • SHA256 31355843026776ff5cbd9dffc9e2357f2d67d9e36ee23f8859e45b179bc9f6d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SgrmBroker.exe

        • Path C:\Windows\system32\SgrmBroker.exe
        • Size 1.0MB
        • SHA256 a64a9b54d70308d074b0fdb82f806a30d5c7ad2d40278e4d02d81c8d5fd0fa5a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        TieringEngineService.exe

        • Path C:\Windows\system32\TieringEngineService.exe
        • Size 1.0MB
        • SHA256 c881deb10640e379952d733ead2edcc65b5cf2b6d1802a3bc2a8e1e9e381b21a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        fxssvc.exe

        • Path C:\Windows\system32\fxssvc.exe
        • Size 1.4MB
        • SHA256 ff988b4c14d94957ee643d5d152fdb8a5c2a423bb90f8f730ba48e4eb140e942
        • MD5 SHA1 SHA512 SSDEEP TLSH

        locator.exe

        • Path C:\Windows\system32\locator.exe
        • Size 767KB
        • SHA256 0634da2bdf9682ff3ab61a7daf155c8ab61a50961d50c33857c244b00cc9ca38
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msiexec.exe

        • Path C:\Windows\system32\msiexec.exe
        • Size 824KB
        • SHA256 d7e735efa0576cf578e153090c83bf07d533549432bddb6e8cde9fcd324e4870
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spectrum.exe

        • Path C:\Windows\system32\spectrum.exe
        • Size 1.6MB
        • SHA256 e5a265c9e784df469fcb392dfcb3c66a74fc4c46413a42b8b45816429a60a2ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vssvc.exe

        • Path C:\Windows\system32\vssvc.exe
        • Size 2.1MB
        • SHA256 06355983bac824a3cb99cbfc9cc48af9f8b3be5ba970eb51d5d1c05e2cd9280d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WmiApSrv.exe

        • Path C:\Windows\system32\wbem\WmiApSrv.exe
        • Size 961KB
        • SHA256 51abbe6df58172c3e2e23c3dd341e9c07ac187629008f4758e8bb95ff62916bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wbengine.exe

        • Path C:\Windows\system32\wbengine.exe
        • Size 2.3MB
        • SHA256 f21ca46a7a31aaa3ff8a80eb627863a69af36c53c31494c0979df299e2190a75
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OSE.EXE

        • Path \??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE
        • Size 997KB
        • SHA256 d0aaeb09bdc3db5a49b99c69f3c92493ba6dede9f4238d798db923aacb766fdc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1780-97-0x000001FED7AB0000-0x000001FED81CD000-memory.dmp

        memory/1780-95-0x00007FF7287E0000-0x00007FF728B5E000-memory.dmp

        memory/1780-63-0x000001FED6100000-0x000001FED6108000-memory.dmp

        memory/1780-87-0x000001FED6BF0000-0x000001FED6BF8000-memory.dmp

        memory/1780-47-0x000001FECDDB0000-0x000001FECDDC0000-memory.dmp

        memory/1780-23-0x000001FECC990000-0x000001FECCA13000-memory.dmp

        memory/1780-31-0x000001FECDB90000-0x000001FECDBA0000-memory.dmp

        memory/1780-96-0x000001FED7AB0000-0x000001FED81CD000-memory.dmp

        memory/1780-21-0x000001FECC990000-0x000001FECCA13000-memory.dmp

        memory/1780-20-0x00007FF7287E0000-0x00007FF728B5E000-memory.dmp

        memory/3588-18-0x0000000000400000-0x000000000085C000-memory.dmp

        memory/3588-14-0x0000000000400000-0x000000000085C000-memory.dmp

        memory/3588-1-0x0000000000400000-0x000000000085C000-memory.dmp

        memory/3588-8-0x0000000002820000-0x00000000028A5000-memory.dmp

        memory/3588-2-0x0000000002820000-0x00000000028A5000-memory.dmp

        memory/3588-0-0x0000000002560000-0x00000000026F7000-memory.dmp