Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/10/2026, 06:34

General

  • Target
    bc94d7c5df5e0f2b874215ba5a7db21f59ef934c3661632a5c4aba2bc3bb2923.exe
  • Size 3.6MB
  • Sample261011-hb4vaaxtav
  • SHA256 bc94d7c5df5e0f2b874215ba5a7db21f59ef934c3661632a5c4aba2bc3bb2923
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 20 IoCs
  • UPX packed file 25 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc94d7c5df5e0f2b874215ba5a7db21f59ef934c3661632a5c4aba2bc3bb2923.exe
    "C:\Users\Admin\AppData\Local\Temp\bc94d7c5df5e0f2b874215ba5a7db21f59ef934c3661632a5c4aba2bc3bb2923.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4908
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:5544

    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 514c569e9e40fa6a6b526180473d4cc22c82a24a9048533620de54f06c2e2f65
          • MD5 SHA1 SHA512 SSDEEP TLSH

          maintenanceservice.exe

          • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
          • Size 1017KB
          • SHA256 f7537889d94cf4bd2da962279fd2869b131d01e194eacf6476ca37d108214ed0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          OSE.EXE

          • Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
          • Size 997KB
          • SHA256 0e04b697383da5870c134587742c2f1259b4f42fceff6eb0422bb3154c1925ec
          • 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 72b1ff27967008961f2838a71c0256f6e78f8ce695fd02ff7b041f8f34b8c8f2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MsSense.exe

          • Path C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe
          • Size 1.2MB
          • SHA256 b76c4f966997f8d656f1cb176e942b1730df015457933defb043701242b63afe
          • MD5 SHA1 SHA512 SSDEEP TLSH

          NisSrv.exe

          • Path C:\Program Files\Windows Defender\NisSrv.exe
          • Size 3.7MB
          • SHA256 7befd19c58012e4604bf3e79daae3c17a04062d480a7e8e89debc87f96a53a77
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wmpnetwk.exe

          • Path C:\Program Files\Windows Media Player\wmpnetwk.exe
          • Size 1.6MB
          • SHA256 9e8044d86f5a745b4e5c9dc0fa7e6a2eb35fef8911e845d4382016239b3de704
          • MD5 SHA1 SHA512 SSDEEP TLSH

          perfhost.exe

          • Path C:\Windows\SysWOW64\perfhost.exe
          • Size 778KB
          • SHA256 330ae43b2cd0bc173fe08cb1bf20d9dd419ae0db6e5f51f3b5c559bf472dd805
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AgentService.exe

          • Path C:\Windows\System32\AgentService.exe
          • Size 1.6MB
          • SHA256 d5f2a7acbf0348a9c4584190f32b801890b7e1540fa959b1262d9921287c0a70
          • MD5 SHA1 SHA512 SSDEEP TLSH

          AppVClient.exe

          • Path C:\Windows\System32\AppVClient.exe
          • Size 1.5MB
          • SHA256 25eb5ca8c1de55a60da55566e075374f84dd0f6b88ea92d63cd6fb00becf9724
          • MD5 SHA1 SHA512 SSDEEP TLSH

          GameInputSvc.exe

          • Path C:\Windows\System32\GameInputSvc.exe
          • Size 828KB
          • SHA256 fdb06b7adf929f07d8a027c22504dfb3efdb2b2dbaaeca1eff2308333b705839
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Locator.exe

          • Path C:\Windows\System32\Locator.exe
          • Size 792KB
          • SHA256 5c71dbd3f52b9150e4aced8d800a3d69759be934e85460b22eeeaa977d37ba16
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ssh-agent.exe

          • Path C:\Windows\System32\OpenSSH\ssh-agent.exe
          • Size 1.3MB
          • SHA256 95f325c69cc48cb3f78b387cd65bf37c8a01584f6392934c8666162809de7e11
          • MD5 SHA1 SHA512 SSDEEP TLSH

          PerceptionSimulationService.exe

          • Path C:\Windows\System32\PerceptionSimulation\PerceptionSimulationService.exe
          • Size 996KB
          • SHA256 069c773bf7a146162aa91ace91e004221f6bf7755b2797fd542488bbc4592e0d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ReFsDedupSvc.exe

          • Path C:\Windows\System32\ReFsDedupSvc.exe
          • Size 2.8MB
          • SHA256 11947505c0ac851fac8510e7150100b42380c5b5360ce78264d91970d678cedf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SearchIndexer.exe

          • Path C:\Windows\System32\SearchIndexer.exe
          • Size 1.6MB
          • SHA256 48b572791e19115cc337d0daa2e2f3ca5a6e5619b8f9ce57057074b719e54c46
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SensorDataService.exe

          • Path C:\Windows\System32\SensorDataService.exe
          • Size 1.9MB
          • SHA256 cdaa5bb63feef8b041cb8e1b0b7baffc6a004f8e971d03a646cc19db483f4f1b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          SgrmBroker.exe

          • Path C:\Windows\System32\Sgrm\SgrmBroker.exe
          • Size 1.1MB
          • SHA256 34dbf311bfd08310efc0f450b04a8f4f1a7b3983f17375f65d5915976cea040c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          TieringEngineService.exe

          • Path C:\Windows\System32\TieringEngineService.exe
          • Size 1.1MB
          • SHA256 21880dfee1f9b439d5a4a4ed795702bdfe9801b529a4d3624071188b9f93e851
          • MD5 SHA1 SHA512 SSDEEP TLSH

          VSSVC.exe

          • Path C:\Windows\System32\VSSVC.exe
          • Size 2.1MB
          • SHA256 6ec7c1a14afeb42191e6cd04d520414e321694f28aec36476133efd925f3a860
          • MD5 SHA1 SHA512 SSDEEP TLSH

          alg.exe

          • Path C:\Windows\System32\alg.exe
          • Size 944KB
          • SHA256 76d015340bebe72a2a521e4f1c734b861f39cedca0e77a84cddd8093a6d9ae36
          • MD5 SHA1 SHA512 SSDEEP TLSH

          msdtc.exe

          • Path C:\Windows\System32\msdtc.exe
          • Size 928KB
          • SHA256 fdfd3b72bbbfa378d90a96b64fd9ddbe1419ece35fed488cf58cd37948b8a1ce
          • MD5 SHA1 SHA512 SSDEEP TLSH

          msiexec.exe

          • Path C:\Windows\System32\msiexec.exe
          • Size 936KB
          • SHA256 6c05b47dfb1786dd343fefc2913c6670b72a4658a896041ae4048a2ca70ba69c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          snmptrap.exe

          • Path C:\Windows\System32\snmptrap.exe
          • Size 800KB
          • SHA256 2de4ddb0488de77fe2f755247718783d23e75df1840f9e55ad494e6270e7fd4f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          vds.exe

          • Path C:\Windows\System32\vds.exe
          • Size 1.4MB
          • SHA256 79258c63ef1b8edbfddb79bdd45c2d8b8f650e939b773c326aa05e50c5dfebfd
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WmiApSrv.exe

          • Path C:\Windows\System32\wbem\WmiApSrv.exe
          • Size 960KB
          • SHA256 78a12fc04fd8f87c83200502c534ff73d6946ae1a928ab7b29146c447dcd95c3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          wbengine.exe

          • Path C:\Windows\System32\wbengine.exe
          • Size 2.2MB
          • SHA256 f7cc0cab73e03c8d1bb70cadff217c117b00b2d40d81691983a1a6d1793377bb
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4908-7-0x0000000002EA0000-0x0000000002F25000-memory.dmp

          memory/4908-0-0x0000000002B80000-0x0000000002D17000-memory.dmp

          memory/4908-6-0x0000000002EA0000-0x0000000002F25000-memory.dmp

          memory/4908-3-0x0000000002EA0000-0x0000000002F25000-memory.dmp