Analysis

  • max time kernel
    149s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 19:44

General

  • Target
    VFS/AppData/PKeep/PKeep.exe
  • Size 2.4MB
  • Sample260910-yfs7cavfqb
  • SHA256 478992fc2d0af1d5723755f7510361b8e51076395491356c7e97c8a6bf1cbdba
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
    "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3180
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\PrivacyKeeper\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\PrivacyKeeper\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\PrivacyKeeper\User Data" --annotation=plat=Win32 --annotation=prod=PrivacyKeeper --annotation=ver=3.25.100 --initial-client-data=0x2a4,0x2a8,0x2ac,0x2a0,0x2b0,0x754c92d8,0x754c92e8,0x754c92f4
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5036
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=gpu-process --no-sandbox --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=1980 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4892
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=2100 /prefetch:3
      2⤵
      • System Location Discovery: System Language Discovery
      • System Time Discovery
      PID:2084
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-sandbox --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=2444 /prefetch:8
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      PID:3236
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=renderer --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --nwjs --extension-process --force-high-res-timeticks=disabled --no-sandbox --file-url-path-alias="/gen=C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\gen" --no-zygote --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=2964 /prefetch:2
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      PID:1392
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=renderer --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --nwjs --force-high-res-timeticks=disabled --no-sandbox --file-url-path-alias="/gen=C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\gen" --no-zygote --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --nwjs-guest --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=3440 /prefetch:1
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      PID:4748
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-sandbox --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=4560 /prefetch:8
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4940
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --no-sandbox --message-loop-type-ui --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=4576 /prefetch:8
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4740
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --no-sandbox --message-loop-type-ui --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=4880 /prefetch:8
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2044
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --no-sandbox --message-loop-type-ui --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=4924 /prefetch:8
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4268
    • C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe
      "C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep\PKeep.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --no-sandbox --user-data-dir="C:\Users\Admin\9P45NL1FPTL8" --nwapp-path="C:\Users\Admin\AppData\Local\Temp\VFS\AppData\PKeep" --force-high-res-timeticks=disabled --gpu-preferences=UAAAAAAAAADoAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAABCAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1992,i,1253266297413268339,15503482357308345289,262144 --variations-seed-version --mojo-platform-channel-handle=4844 /prefetch:8
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2432
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
    1⤵
      PID:3464

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          the-real-index

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Code Cache\js\index-dir\the-real-index
          • Size 432B
          • SHA256 316bcd59970a6285b47b288cd118dbdbb1527c63995cac2fef15e3451ef7ada8
          • MD5 SHA1 SHA512 TLSH

          the-real-index

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Code Cache\js\index-dir\the-real-index
          • Size 48B
          • SHA256 b7d3ea84aee6097e6e706633dd3569afd86130fa32e78adb58c0df31657148f5
          • MD5 SHA1 SHA512

          CURRENT

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Extension Rules\CURRENT
          • Size 16B
          • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
          • MD5 SHA1 SHA512

          MANIFEST-000001

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Extension Scripts\MANIFEST-000001
          • Size 41B
          • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
          • MD5 SHA1 SHA512

          Network Persistent State

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Network\Network Persistent State
          • Size 2KB
          • SHA256 cffd4a8172a50862dec9398999e6248a1c2d0e55f372f01a2cf006888ec29f2c
          • MD5 SHA1 SHA512 TLSH

          Network Persistent State~RFe599fef.TMP

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Network\Network Persistent State~RFe599fef.TMP
          • Size 59B
          • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
          • MD5 SHA1 SHA512 TLSH

          SCT Auditing Pending Reports

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Network\SCT Auditing Pending Reports
          • Size 2B
          • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
          • MD5 SHA1 SHA512

          Preferences

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\Preferences
          • Size 8KB
          • SHA256 add3710548c72441d2f1e9f66bcf9871448b4b67d4cd0b29288651b5dd393549
          • MD5 SHA1 SHA512 SSDEEP TLSH

          a9f0ad9f-a498-4628-aef2-a8fb24bd8fdb.tmp

          • Path C:\Users\Admin\9P45NL1FPTL8\Default\a9f0ad9f-a498-4628-aef2-a8fb24bd8fdb.tmp
          • Size 8KB
          • SHA256 dc08b36bb9a05a2533c474a8ea075fdc879c6c8f979439354e01d40f7828f623
          • MD5 SHA1 SHA512 SSDEEP TLSH

          data_0

          • Path C:\Users\Admin\9P45NL1FPTL8\GrShaderCache\data_0
          • Size 8KB
          • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
          • MD5 SHA1 SHA512 SSDEEP

          data_1

          • Path C:\Users\Admin\9P45NL1FPTL8\GrShaderCache\data_1
          • Size 264KB
          • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
          • MD5 SHA1 SHA512 SSDEEP

          data_2

          • Path C:\Users\Admin\9P45NL1FPTL8\GrShaderCache\data_2
          • Size 8KB
          • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
          • MD5 SHA1 SHA512 SSDEEP

          data_3

          • Path C:\Users\Admin\9P45NL1FPTL8\GrShaderCache\data_3
          • Size 8KB
          • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
          • MD5 SHA1 SHA512 SSDEEP

          Local State

          • Path C:\Users\Admin\9P45NL1FPTL8\Local State
          • Size 3KB
          • SHA256 552d2f0c606a74de99f541f36a14862b298e4a623770d3d30247cd1513b253a6
          • MD5 SHA1 SHA512 TLSH

          Local State~RFe58b12a.TMP

          • Path C:\Users\Admin\9P45NL1FPTL8\Local State~RFe58b12a.TMP
          • Size 1KB
          • SHA256 f2c812f9f8c157ae2523942341e501684b5f3405e78bcc01540161d45bdcfdc1
          • MD5 SHA1 SHA512 TLSH

          memory/2432-279-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-278-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-277-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-285-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-289-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-288-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-287-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-286-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-284-0x0000000004A50000-0x0000000004A51000-memory.dmp

          memory/2432-283-0x0000000004A50000-0x0000000004A51000-memory.dmp