Analysis

  • user interaction
    yes
  • max time kernel
    165s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/07/2026, 19:34

General

  • Target
    kaspersky_premium_21_22_klyuchi.rar
  • Size 615.2MB
  • Sample260723-x98nfstyay
  • SHA256 046a092fa17dd66e94089a15b53e47c4c2b439222461910621bed31ffc42b1dd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 6 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 58 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Checks for any installed AV software in registry 1 TTPs 64 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • 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.

  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 30 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\kaspersky_premium_21_22_klyuchi.rar"
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Users\Admin\AppData\Local\Temp\7zOC9AACFC9\Kaspersky Premium 21.22.exe
      "C:\Users\Admin\AppData\Local\Temp\7zOC9AACFC9\Kaspersky Premium 21.22.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3712
      • C:\Windows\temp\85959DEAEC681F119B592FC3A42BEDF8\Kaspersky Premium 21.22.exe
        "C:\Windows\temp\85959DEAEC681F119B592FC3A42BEDF8\Kaspersky Premium 21.22.exe" -initialNonSecureSetupPath="C:\Users\Admin\AppData\Local\Temp\7zOC9AACFC9\Kaspersky Premium 21.22.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks for any installed AV software in registry
        • Checks whether UAC is enabled
        • Writes to the Master Boot Record (MBR)
        • Checks for VirtualBox DLLs, possible anti-VM trick
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4488
        • C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\setup_ui.exe
          "C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\setup_ui.exe" -cp=objref:TUVPVwEAAAAAAAAAAAAAAMAAAAAAAABGgQIAAAAAAADMhK0Z5jdxpw9Kn6gksq9DAoQAAIgR//+XWvbH+4CEPS4AGAAHAFQAaQBnAG0AZwBvAGwAbQAAAAcAMQAwAC4AMQAyADcALgAwAC4AMQA0AAAAAAAJAP//AAAeAP//AAAQAP//AAAKAP//AAAWAP//AAAfAP//AAAOAP//AAAAAA==:
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:1952
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Badlisted process makes network request
    • Checks for any installed AV software in registry
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2F79CFF5ADBDEC134CCDBD9E04537147
      2⤵
      • Loads dropped DLL
      • Checks for any installed AV software in registry
      • System Location Discovery: System Language Discovery
      PID:3824
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 11713555D11D91DD3A9D66A4FE5F7812 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Checks for any installed AV software in registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4720
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 289AF4DC8112209B46C139543A9CB8E6 E Global\MSI0000
      2⤵
      • Drops file in Drivers directory
      • Loads dropped DLL
      • Drops file in Windows directory
      PID:2200

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        kdscrl.rdb

        • Path C:\ProgramData\Kaspersky Lab Setup Files\KIS21.22.7.466.0.4.0\BB8F460E-86CE-11F1-B995-F23C4AB2DE8F\kdscrl.rdb
        • Size 3KB
        • SHA256 e6c0da20fc5d9eda24e4128faa5641f8b2d39951e0a0236c013e1f1efcbf83fd
        • MD5 SHA1 SHA512 TLSH

        kleaner.cab

        • Path C:\ProgramData\Kaspersky Lab Setup Files\KIS21.22.7.466.0.4.0\BB8F460E-86CE-11F1-B995-F23C4AB2DE8F\kleaner.cab
        • Size 2.8MB
        • SHA256 a31ad9bbc37bc29d2426de08cd88da420b15630a33c4bdc269181b79411ced73
        • MD5 SHA1 SHA512 SSDEEP TLSH

        netcoredistr_8_x86.z

        • Path C:\ProgramData\Kaspersky Lab Setup Files\KIS21.22.7.466.0.4.0\BB8F460E-86CE-11F1-B995-F23C4AB2DE8F\netcoredistr_8_x86.z
        • Size 25.8MB
        • SHA256 655c069d2b79d055218d658dc01d92da75b264073e69c5507b9f39d96d334f7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        product.cab

        • Path C:\ProgramData\Kaspersky Lab Setup Files\KIS21.22.7.466.0.4.0\BB8F460E-86CE-11F1-B995-F23C4AB2DE8F\product.cab
        • Size 8.0MB
        • SHA256 236aa10379640a3a9d72cc915f9198eb2ad2e1815723b0f4703d669d29db974d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        product.msi

        • Path C:\ProgramData\Kaspersky Lab Setup Files\KIS21.22.7.466.0.4.0\BB8F460E-86CE-11F1-B995-F23C4AB2DE8F\product.msi
        • Size 17.0MB
        • SHA256 06f698aeaf4e38b5784d4047d54167adec5b1140c159febcd62d6089ed2c38eb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        x64.cab

        • Path C:\ProgramData\Kaspersky Lab Setup Files\KIS21.22.7.466.0.4.0\BB8F460E-86CE-11F1-B995-F23C4AB2DE8F\x64.cab
        • Size 8.1MB
        • SHA256 17d69d346a8932b7d11bca328ae8bfb62c71922c75eb8bf16714774077b6c82f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cleanapi.dll

        • Path C:\Users\Admin\AppData\Local\Temp\BB8F460F-86CE-11F1-B995-F23C4AB2DE8F\Cleaner\cleanapi.dll
        • Size 3.7MB
        • SHA256 eb19d819ae9654f0826209669936fef7886c6e74f0a9d246ac4e6995f9ca548c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cbi.dll

        • Path C:\Users\Admin\AppData\Local\Temp\BB8F4610-86CE-11F1-B995-F23C4AB2DE8F\cbi.dll
        • Size 134KB
        • SHA256 bb75946091663758e26b7898eeb8a2b1f220cc34700e3086d52610327a4889fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.setup.ui.core.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.setup.ui.core.dll
        • Size 84KB
        • SHA256 3a0c4dda5435673fd3ebbb8115726c20edaac2397e5e51866e948983001de9b5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.setup.ui.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.setup.ui.dll
        • Size 298KB
        • SHA256 5283dee2475eb6131f22b16e9256cdd46bede478204caf80d701194e9579c48f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.setup.ui.interoplayer.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.setup.ui.interoplayer.dll
        • Size 57KB
        • SHA256 31eef2cae4278f8b2b1042fd5533cf23e579c2d99d51da6b72dd8eb59d1fad79
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.setup.ui.visuals.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.setup.ui.visuals.dll
        • Size 68KB
        • SHA256 4ed9cb5293ee31f6b98c865800f6925bfb3e52231fb8ba7dfc1224ffd8643630
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.ui.framework.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.ui.framework.dll
        • Size 354KB
        • SHA256 11e50aa5097f719625d93392a8bdcf0db6e1b5c8f7994e031844a2edfca54e7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.ui.framework.uikit.b2c.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.ui.framework.uikit.b2c.dll
        • Size 689KB
        • SHA256 0a0133decd4d246eb257738595bcf2557195200292fd48f054e9b5ffdeb64c93
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.ui.framework.uikit.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.ui.framework.uikit.dll
        • Size 3.4MB
        • SHA256 b2aee69ce6f1368693677523e16b928ba3625947b2262748b39d3ebdc3a3625c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl.ui.framework.uikit.media.setup.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\kl.ui.framework.uikit.media.setup.dll
        • Size 256KB
        • SHA256 9e05dfc47aed698ed68ecc377b87618875a1cbb73799ad7ea003ef39b3052de7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\setup.dll
        • Size 6.1MB
        • SHA256 9498efe416b2e863bc7da4d577ebf39521161b655189f1134143250f6eb69cba
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup_ui.exe

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\setup_ui.exe
        • Size 662KB
        • SHA256 e84db45899033f50a15c70a880e7b6a940f1386550d64621472a3337bd27a519
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectorconverterswpf.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectorconverterswpf.dll
        • Size 110KB
        • SHA256 b31fd4a2956b058b569f39cd4f655e28d0359f5ab3f34f0e287120fa7fa2e762
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectorcore.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectorcore.dll
        • Size 204KB
        • SHA256 65ffeac50e6afd5ca6f73292d36de86bc002874567658e7517fd0f77f1101a02
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectorcss.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectorcss.dll
        • Size 124KB
        • SHA256 8b10c6b43355f1fcbbe080d2fd8839cf2b0065faa71bdac0c3f2f7c29f4c143f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectordom.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectordom.dll
        • Size 61KB
        • SHA256 977f1f891bda1c3150f0a3b952534d73d72b5cfa70829b9cd0a4a859041d8a6b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectormodel.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectormodel.dll
        • Size 720KB
        • SHA256 f0ab369bfa84dd267202fd067c17f56b22eeba1daae56cdb975e28448dcd1e91
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectorrenderingwpf.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectorrenderingwpf.dll
        • Size 287KB
        • SHA256 74a8560b0c2048c39eb2e925d78136e533d28e76c82ae371899c8339aa74588c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sharpvectorruntimewpf.dll

        • Path C:\Users\Admin\AppData\Local\Temp\C99CA6FAEC681F119B592FC3A42BEDF8\sharpvectorruntimewpf.dll
        • Size 85KB
        • SHA256 f7bbad2e4c47c6fcf04872943521555ca91aa3a50bdba922d2382543d3da2049
        • MD5 SHA1 SHA512 SSDEEP TLSH

        kl-install-2026-07-23-20-43-17_KIS.21.22.7.466.log

        • Path C:\Users\Admin\AppData\Local\Temp\kl-install-2026-07-23-20-43-17_KIS.21.22.7.466.log
        • Size 1KB
        • SHA256 83adb021b20f7754617bbb7e3a8e11921482d03609d1fede8877065f08969afe
        • MD5 SHA1 SHA512 TLSH

        msi_common.dll

        • Path C:\Users\Admin\AppData\Local\Temp\{44C45251-DD47-4C76-B5CF-8F380C51997D}\msi_common.dll
        • Size 655KB
        • SHA256 f2f527149591dbcf5d08d6efa0826802df821ddcd40cdb192adcd872e2e129f8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI9607.tmp

        • Path C:\Windows\Installer\MSI9607.tmp
        • Size 184KB
        • SHA256 7dfa31457ce79862edf4ef0c9fa570be466a12312c1647bea5a496b1b1cbe441
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI9968.tmp

        • Path C:\Windows\Installer\MSI9968.tmp
        • Size 2.5MB
        • SHA256 442871813d41e34981616cddc776e6135457d21e0307ea6e9651d62fbc73cdc4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIB12F.tmp

        • Path C:\Windows\Installer\MSIB12F.tmp
        • Size 719KB
        • SHA256 df02ef55ad5860e8cd388999bf1be7405261d3301ed33e71f4af4eec532f892c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1952-88-0x0000000005570000-0x00000000055CA000-memory.dmp

        memory/1952-144-0x000000000BA80000-0x000000000BA8E000-memory.dmp

        memory/1952-110-0x0000000006F30000-0x0000000006F78000-memory.dmp

        memory/1952-126-0x0000000007120000-0x0000000007154000-memory.dmp

        memory/1952-114-0x0000000006630000-0x0000000006646000-memory.dmp

        memory/1952-134-0x0000000007100000-0x0000000007120000-memory.dmp

        memory/1952-118-0x0000000006620000-0x0000000006630000-memory.dmp

        memory/1952-130-0x0000000007220000-0x00000000072D4000-memory.dmp

        memory/1952-135-0x000000000B550000-0x000000000B5E2000-memory.dmp

        memory/1952-106-0x0000000006460000-0x000000000650C000-memory.dmp

        memory/1952-141-0x000000000B5F0000-0x000000000B630000-memory.dmp

        memory/1952-142-0x000000000B530000-0x000000000B538000-memory.dmp

        memory/1952-143-0x000000000BAB0000-0x000000000BAE8000-memory.dmp

        memory/1952-122-0x00000000070C0000-0x00000000070DC000-memory.dmp

        memory/1952-145-0x0000000000700000-0x00000000007A7000-memory.dmp

        memory/1952-102-0x0000000006390000-0x00000000063A2000-memory.dmp

        memory/1952-98-0x0000000006680000-0x0000000006C24000-memory.dmp

        memory/1952-96-0x0000000005D60000-0x00000000060CA000-memory.dmp

        memory/1952-97-0x0000000005A60000-0x0000000005AC6000-memory.dmp

        memory/1952-92-0x00000000056D0000-0x00000000056E6000-memory.dmp

        memory/1952-56-0x0000000002AC0000-0x0000000002ACE000-memory.dmp

        memory/1952-63-0x0000000005330000-0x000000000537A000-memory.dmp

        memory/3712-12-0x00000000775E0000-0x00000000775F0000-memory.dmp

        memory/3712-14-0x00000000775E0000-0x00000000775F0000-memory.dmp

        memory/3712-13-0x00000000775E0000-0x00000000775F0000-memory.dmp

        memory/4488-19-0x00000000775F0000-0x0000000077600000-memory.dmp

        memory/4488-20-0x00000000775F0000-0x0000000077600000-memory.dmp

        memory/4488-21-0x00000000775F0000-0x0000000077600000-memory.dmp