Analysis

  • user interaction
    yes
  • max time kernel
    18s
  • max time network
    16s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    24/10/2026, 14:06

Errors

Reason
Machine shutdown

General

  • Target
    PEEKABOO.exe
  • Size 921KB
  • Sample261024-rem6dacs2n
  • SHA256 c1aeab35f61f12db28274d82713bff400b808625854a18e49504022f92805e31
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Disables Task Manager via registry modification
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 6 IoCs
  • 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 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PEEKABOO.exe
    "C:\Users\Admin\AppData\Local\Temp\PEEKABOO.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3572
    • C:\Users\Admin\AppData\Local\Temp\MBR2.exe
      "C:\Users\Admin\AppData\Local\Temp\MBR2.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4048
      • C:\Windows\System32\MatrixMBR.exe
        "C:\Windows\System32\MatrixMBR.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3244
        • C:\Users\Admin\AppData\Local\Temp\GDI.exe
          "C:\Users\Admin\AppData\Local\Temp\GDI.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2184
        • C:\Users\Admin\AppData\Local\Temp\MBR.exe
          "C:\Users\Admin\AppData\Local\Temp\MBR.exe"
          4⤵
          • Executes dropped EXE
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4728
    • C:\Users\Admin\AppData\Local\Temp\TROLL5.exe
      "C:\Users\Admin\AppData\Local\Temp\TROLL5.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4768
    • C:\Users\Admin\AppData\Local\Temp\TROLL2.exe
      "C:\Users\Admin\AppData\Local\Temp\TROLL2.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4296
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x118,0x11c,0x120,0xf4,0x124,0x7ff87834c728,0x7ff87834c734,0x7ff87834c740
      2⤵
        PID:4356
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=1600,i,12462165649327821169,11962320442895360567,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=2032 /prefetch:3
        2⤵
        • System Time Discovery
        PID:2164
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1744,i,17219719935125258426,6477352262566812460,262144 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=2104 /prefetch:2
        2⤵
          PID:2088
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2412,i,4653378909572405839,12697994794410501159,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=2592 /prefetch:8
          2⤵
            PID:4692
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --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=6 --metrics-shmem-handle=3216,i,11609977261343996126,3357222899462056827,2097152 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=3220 /prefetch:1
            2⤵
              PID:3528
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --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 --metrics-shmem-handle=3236,i,7430190196855545915,8633763490517730293,2097152 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=3256 /prefetch:1
              2⤵
                PID:2312
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=7 --metrics-shmem-handle=4496,i,2544805629283547856,13789739041877210445,2097152 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=4516 /prefetch:1
                2⤵
                  PID:4652
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=4716,i,937205344572678405,3734522120978744681,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=4708 /prefetch:8
                  2⤵
                    PID:2996
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --force-high-res-timeticks=disabled --metrics-shmem-handle=5360,i,16815494137866534240,12743970918441036373,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=5368 /prefetch:8
                    2⤵
                      PID:5092
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=5456,i,3669132629184268792,6137973457909460621,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=5496 /prefetch:8
                      2⤵
                        PID:516
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=5364,i,17114363160253586507,17285555840828313474,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=5544 /prefetch:8
                        2⤵
                          PID:1828
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --force-high-res-timeticks=disabled --metrics-shmem-handle=5544,i,15304538747527644475,12950366777030703894,524288 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=5720 /prefetch:8
                          2⤵
                            PID:4276
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=13 --metrics-shmem-handle=5360,i,2379431043337723811,11825977093825511393,2097152 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=4580 /prefetch:1
                            2⤵
                              PID:3788
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --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=14 --metrics-shmem-handle=5676,i,2915692900977852264,10324618069333092946,2097152 --field-trial-handle=2108,i,1123648731740500043,15664402929334421874,262144 --variations-seed-version=20260911-010032.103000-production --mojo-platform-channel-handle=5660 /prefetch:2
                              2⤵
                                PID:4260
                            • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                              1⤵
                                PID:2444
                              • C:\Windows\system32\AUDIODG.EXE
                                C:\Windows\system32\AUDIODG.EXE 0x154 0x294
                                1⤵
                                  PID:1744
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                                  1⤵
                                    PID:2844

                                  Network

                                        MITRE ATT&CK Enterprise v16

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        15d65ea6-0265-44a5-874e-246b1bbf057e.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\15d65ea6-0265-44a5-874e-246b1bbf057e.tmp
                                        • Size 414B
                                        • SHA256 6d39207eb3eb514f4da94c1075e8fe238ab4eab8a551aedb0754af1b51440c0e
                                        • MD5 SHA1 SHA512 TLSH

                                        7487bcf2-a524-45a2-a056-037ec4a81efb.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\7487bcf2-a524-45a2-a056-037ec4a81efb.tmp
                                        • Size 6B
                                        • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                                        • MD5 SHA1 SHA512

                                        7a53fd5d-ade5-4431-b1b8-171e474e2b8f.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\7a53fd5d-ade5-4431-b1b8-171e474e2b8f.tmp
                                        • Size 11KB
                                        • SHA256 17a219d979024e65b2f56ae2e872e5d1e2dd5354c84a22986ac30a59b93d4334
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        messages.json

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\nmmhkkegccagdldgiimedpiccmgmieda\1.0.0.6_0\_locales\en\messages.json
                                        • Size 593B
                                        • SHA256 92f1246c21dd5fd7266ebfd65798c61e403d01a816cc3cf780db5c8aa2e3d9c9
                                        • MD5 SHA1 SHA512 TLSH

                                        craw_background.js

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\nmmhkkegccagdldgiimedpiccmgmieda\1.0.0.6_0\craw_background.js
                                        • Size 531KB
                                        • SHA256 04cd9494b0ed83924dad12202630b20d053d9e2819c8e826a386c814cc0a1697
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        29ae52b7-e8b8-418e-85ac-9c9d3aa3ea4d.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\29ae52b7-e8b8-418e-85ac-9c9d3aa3ea4d.tmp
                                        • Size 2B
                                        • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                        • MD5 SHA1 SHA512

                                        CURRENT

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Storage\ext\nmmhkkegccagdldgiimedpiccmgmieda\def\Local Storage\leveldb\CURRENT
                                        • Size 16B
                                        • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                        • MD5 SHA1 SHA512

                                        MANIFEST-000001

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Storage\ext\nmmhkkegccagdldgiimedpiccmgmieda\def\Local Storage\leveldb\MANIFEST-000001
                                        • Size 41B
                                        • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                        • MD5 SHA1 SHA512

                                        d2892b51-f6ac-42ca-b129-40715fe4467e.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\d2892b51-f6ac-42ca-b129-40715fe4467e.tmp
                                        • Size 13KB
                                        • SHA256 1e1b7acce04e100a0900a73b0697bb31fc43af67e01a1938f3e0b483fccf4f5a
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        bc9077de-04d2-4922-a45f-4d177d345be3.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\bc9077de-04d2-4922-a45f-4d177d345be3.tmp
                                        • Size 269KB
                                        • SHA256 9b01ec35583f967d9db593614fef3a6ad363aaaebf7ab1d6ce4e12d17b1c1c29
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        f86e575e-eda0-401c-a74c-7cfb96d0bbf2.tmp

                                        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\f86e575e-eda0-401c-a74c-7cfb96d0bbf2.tmp
                                        • Size 130KB
                                        • SHA256 bd8344376ca74e6b59d7984da61c5a48c9fe42534be28c908086ac0f3d8dc926
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        GDI.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\GDI.exe
                                        • Size 11KB
                                        • SHA256 e153def894c867923dd56a7025b7b0b7bd3ee37c801a5957201d39f999bb28bf
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        MBR.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\MBR.exe
                                        • Size 93KB
                                        • SHA256 acddde9514e3b9d5c40b3d1750af5f4187c99f8987b027d6da44fb6bcf79b3ca
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        MBR2.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\MBR2.exe
                                        • Size 205KB
                                        • SHA256 c22e2419f04fe03a92255a139ca8814697962e86d191a1d4171788fd0c903f68
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        TROLL2.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\TROLL2.exe
                                        • Size 105KB
                                        • SHA256 dcdf5140bc51db27f3aec80ae9a66a57aad446a2522904d288770e8d8cde8cee
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        TROLL5.exe

                                        • Path C:\Users\Admin\AppData\Local\Temp\TROLL5.exe
                                        • Size 712KB
                                        • SHA256 79f00c7dab0891824136539fabd542c74e26cbed94b9add3f1aa7f793d653de6
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        e05f45ce-a0d3-49bf-8d3f-9d15cdd56405.tmp

                                        • Path C:\Users\Admin\AppData\Local\Temp\e05f45ce-a0d3-49bf-8d3f-9d15cdd56405.tmp
                                        • Size 242KB
                                        • SHA256 81e3a4d43a73699e1b7781723f56b8717175c536685c5450122b30789464ad82
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        messages.json

                                        • Path C:\Users\Admin\AppData\Local\Temp\scoped_dir832_572387230\CRX_INSTALL\_locales\en\messages.json
                                        • Size 450B
                                        • SHA256 c0945dd5fdecab40c45361bec068d1996e6ae01196dce524266d740808f753fe
                                        • MD5 SHA1 SHA512 TLSH

                                        MatrixMBR.exe

                                        • Path C:\Windows\System32\MatrixMBR.exe
                                        • Size 250KB
                                        • SHA256 339fe94164952a8454e6ec5fc75e2c38baade2c14b231e47bf41989ffbb55ee4
                                        • MD5 SHA1 SHA512 SSDEEP TLSH

                                        memory/2184-405-0x00000000000F0000-0x00000000000F8000-memory.dmp

                                        memory/3244-383-0x00000000008F0000-0x0000000000936000-memory.dmp

                                        memory/3572-0-0x0000000000220000-0x000000000030C000-memory.dmp

                                        memory/3572-2-0x000000001B070000-0x000000001B154000-memory.dmp

                                        memory/3572-1-0x0000000002520000-0x0000000002530000-memory.dmp

                                        memory/4048-29-0x0000000000B60000-0x0000000000B9A000-memory.dmp

                                        memory/4296-384-0x0000000000400000-0x000000000041D000-memory.dmp

                                        memory/4768-55-0x0000000000780000-0x0000000000838000-memory.dmp

                                        memory/4768-61-0x00000000055F0000-0x0000000005B94000-memory.dmp

                                        memory/4768-63-0x00000000050E0000-0x0000000005172000-memory.dmp

                                        memory/4768-72-0x0000000005280000-0x000000000528A000-memory.dmp