Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/06/2026, 01:18

General

  • Target
    acr-cokal-639181006514451259.exe
  • Size 2.8MB
  • Sample260627-bn2r5af16w
  • SHA256 9e8cbbc3337e33e6c280361f080946f547f19e84ede2f82efa32180ebd6da071
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Windows 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 1 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 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3636
      • C:\Users\Admin\AppData\Local\Temp\acr-cokal-639181006514451259.exe
        "C:\Users\Admin\AppData\Local\Temp\acr-cokal-639181006514451259.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4948
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --no-first-run --disable-fre --no-default-browser-check --disable-background-networking --disable-sync --disable-gpu --mute-audio --new-window
        2⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4276
        • 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=0x128,0x12c,0x130,0x104,0x134,0x7ffd5944c728,0x7ffd5944c734,0x7ffd5944c740
          3⤵
            PID:3540
          • 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 --mute-audio --force-high-res-timeticks=disabled --metrics-shmem-handle=1992,i,4992338912173707040,11304112224542617076,524288 --field-trial-handle=1904,i,18268708303961656874,10183963317186943233,262144 --variations-seed-version --mojo-platform-channel-handle=2000 /prefetch:11
            3⤵
            • System Time Discovery
            PID:4464
          • 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=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --metrics-shmem-handle=1632,i,12364722785532604864,6415897946519256214,262144 --field-trial-handle=1904,i,18268708303961656874,10183963317186943233,262144 --variations-seed-version --mojo-platform-channel-handle=1900 /prefetch:2
            3⤵
              PID:5400
            • 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 --mute-audio --force-high-res-timeticks=disabled --metrics-shmem-handle=2136,i,11349020925872030559,10361458966178140183,524288 --field-trial-handle=1904,i,18268708303961656874,10183963317186943233,262144 --variations-seed-version --mojo-platform-channel-handle=2244 /prefetch:13
              3⤵
                PID:2736
              • 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=6 --metrics-shmem-handle=3140,i,7920220475703836249,12037435907569338600,2097152 --field-trial-handle=1904,i,18268708303961656874,10183963317186943233,262144 --variations-seed-version --mojo-platform-channel-handle=3192 /prefetch:1
                3⤵
                  PID:2360
                • 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=5 --metrics-shmem-handle=3144,i,3733429027062803617,13716378990527188487,2097152 --field-trial-handle=1904,i,18268708303961656874,10183963317186943233,262144 --variations-seed-version --mojo-platform-channel-handle=3212 /prefetch:1
                  3⤵
                    PID:6024
                  • 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=4424,i,14429670923702276229,6821715182999428596,2097152 --field-trial-handle=1904,i,18268708303961656874,10183963317186943233,262144 --variations-seed-version --mojo-platform-channel-handle=4464 /prefetch:1
                    3⤵
                      PID:6868
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-first-run --disable-fre --no-default-browser-check --disable-background-networking --disable-sync --disable-gpu --mute-audio --new-window
                    2⤵
                    • Drops file in Windows directory
                    • Enumerates system info in registry
                    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                    • Suspicious use of FindShellTrayWindow
                    • Suspicious use of WriteProcessMemory
                    PID:6300
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x260,0x264,0x268,0x25c,0x328,0x7ffd3acdc188,0x7ffd3acdc194,0x7ffd3acdc1a0
                      3⤵
                        PID:6528
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --always-read-main-dll --metrics-shmem-handle=1700,i,9484471982617335676,11774073438871043913,262144 --field-trial-handle=2272,i,3656645530532056194,4149343924123485032,262144 --variations-seed-version --mojo-platform-channel-handle=2268 /prefetch:2
                        3⤵
                          PID:900
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mute-audio --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=1888,i,1264755472512222646,17582863173642973264,524288 --field-trial-handle=2272,i,3656645530532056194,4149343924123485032,262144 --variations-seed-version --mojo-platform-channel-handle=2332 /prefetch:11
                          3⤵
                          • System Time Discovery
                          PID:832
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mute-audio --force-high-res-timeticks=disabled --always-read-main-dll --metrics-shmem-handle=2456,i,976331591385103222,5029351208482493095,524288 --field-trial-handle=2272,i,3656645530532056194,4149343924123485032,262144 --variations-seed-version --mojo-platform-channel-handle=2876 /prefetch:13
                          3⤵
                            PID:6044
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --pdf-upsell-enabled --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --metrics-shmem-handle=3444,i,17060528802118371760,2074256733230695628,2097152 --field-trial-handle=2272,i,3656645530532056194,4149343924123485032,262144 --variations-seed-version --mojo-platform-channel-handle=3484 /prefetch:1
                            3⤵
                              PID:1232
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --pdf-upsell-enabled --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --metrics-shmem-handle=3452,i,971923894397332454,15229069828694903359,2097152 --field-trial-handle=2272,i,3656645530532056194,4149343924123485032,262144 --variations-seed-version --mojo-platform-channel-handle=3476 /prefetch:1
                              3⤵
                                PID:4344
                          • 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:1384
                            • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                              1⤵
                                PID:6756

                              Network

                                    MITRE ATT&CK Enterprise v16

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    a8982afe-62d8-4a89-bd0a-093f7bb3ef59.tmp

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\a8982afe-62d8-4a89-bd0a-093f7bb3ef59.tmp
                                    • Size 2B
                                    • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                    • MD5 SHA1 SHA512

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                    • Size 4KB
                                    • SHA256 ddca5046af27d5f02c5d630cbee4d239d492a11baf6dbdadbc48b5bfb9215f79
                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                    settings.dat

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                    • Size 280B
                                    • SHA256 54c2f594ac5ab8cb2c84ac95854712b1d39191769839007889ad58d0a8acb09b
                                    • MD5 SHA1 SHA512 TLSH

                                    settings.dat

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                    • Size 280B
                                    • SHA256 19509664097c265b613b84702dd83a5bf5de055759de5b566057524c40ef7e6a
                                    • MD5 SHA1 SHA512 TLSH

                                    Web Data

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Web Data
                                    • Size 256KB
                                    • SHA256 769a3eb5e4f91baf54eacfea3aa594d2de7b961d6407012165522c65e4984319
                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                    • Size 26KB
                                    • SHA256 6eba42b0e3d97687eaa0859651a888ebfda790fde58c777e062ca00aac059b7e
                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                    • Size 27KB
                                    • SHA256 86bb42db3c038e75be07d3bb7f328c46d30456a5b54b579543164cafb063d147
                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                    memory/4948-1-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-79-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-0-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-2-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-328-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-329-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-330-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-332-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-331-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-333-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-334-0x0000000021E00000-0x0000000021EA3000-memory.dmp

                                    memory/4948-335-0x0000000021E00000-0x0000000021EA3000-memory.dmp