Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/06/2026, 01:15

General

  • Target
    acr-cokal-639181006514451259.exe
  • Size 2.8MB
  • Sample260627-bmg2bsf151
  • SHA256 9e8cbbc3337e33e6c280361f080946f547f19e84ede2f82efa32180ebd6da071
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 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 1 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 1 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 3 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3492
      • 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:2604
      • 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:1520
        • 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=0x134,0x138,0x13c,0x110,0x140,0x7ffd3ab8c728,0x7ffd3ab8c734,0x7ffd3ab8c740
          3⤵
            PID:5732
          • 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,13408914109941621559,812213747595603186,262144 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=1904 /prefetch:2
            3⤵
              PID:5160
            • 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=1968,i,5567482684159284656,2761417567740142780,524288 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=2044 /prefetch:11
              3⤵
              • System Time Discovery
              PID:724
            • 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=2228,i,8766781107486746978,13169926517898017638,524288 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=2240 /prefetch:13
              3⤵
                PID:5328
              • 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=3096,i,14489586763831558331,8810976135611701223,2097152 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=3164 /prefetch:1
                3⤵
                  PID:4472
                • 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=3100,i,11534064149053349539,13704039164540923466,2097152 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=3184 /prefetch:1
                  3⤵
                    PID:5220
                  • 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=4420,i,9326340061933808161,13773597455460842720,2097152 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=4452 /prefetch:1
                    3⤵
                      PID:5932
                    • 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 --mute-audio --force-high-res-timeticks=disabled --metrics-shmem-handle=4804,i,15156478065156505410,14009848242212206120,524288 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=4816 /prefetch:14
                      3⤵
                        PID:3196
                      • 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 --mute-audio --force-high-res-timeticks=disabled --metrics-shmem-handle=4948,i,17761722302895106653,17970622418769102505,524288 --field-trial-handle=1908,i,11860629126763868344,4204690910775669580,262144 --variations-seed-version --mojo-platform-channel-handle=4960 /prefetch:14
                        3⤵
                          PID:2928
                    • 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:3428

                      Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            SCT Auditing Pending Reports

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                            • Size 2B
                            • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                            • MD5 SHA1 SHA512

                            Local State

                            • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                            • Size 4KB
                            • SHA256 fd93001b5d865ddfc7bb5d2e13098180a69b53df5960f2c92867df5730d1bfb0
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            memory/2604-119-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-168-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-2-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-33-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-93-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-0-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-144-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-1-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-169-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-170-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-171-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-172-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-173-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-174-0x0000000021540000-0x00000000215E3000-memory.dmp

                            memory/2604-175-0x0000000021540000-0x00000000215E3000-memory.dmp