Analysis

  • max time kernel
    148s
  • max time network
    105s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 23:08

General

  • Target
    j.pem.dll
  • Size 2.4MB
  • Sample260723-24sghade63
  • SHA256 051661deb65c018c8c127fe12a6de824e6a72812db0091d505de1751e740b451
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Badlisted process makes network request 12 IoCs

    Network request originating from process or tool commonly abused by malware.

  • 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.

  • 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 2 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 1 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 15 IoCs

Processes

  • C:\Windows\explorer.exe
    explorer.exe /LOADSAVEDWINDOWS
    1⤵
      PID:5840
      • C:\Windows\system32\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\j.pem.dll,#1
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3916
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Temp\j.pem.dll,#1
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Badlisted process makes network request
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:2008
          • C:\Windows\SysWOW64\dllhost.exe
            "C:\Windows\SysWOW64\dllhost.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2524
      • 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⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4092
        • 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,0x130,0x104,0x134,0x7ff92e01c728,0x7ff92e01c734,0x7ff92e01c740
          3⤵
            PID:5484
          • 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=1640,i,15806403060500979048,540522712656459371,262144 --field-trial-handle=1920,i,13478024594569632842,3344775014517266795,262144 --variations-seed-version --mojo-platform-channel-handle=1916 /prefetch:2
            3⤵
              PID:4552
            • 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=1488,i,12462552061449435996,16793452458123652527,524288 --field-trial-handle=1920,i,13478024594569632842,3344775014517266795,262144 --variations-seed-version --mojo-platform-channel-handle=2132 /prefetch:11
              3⤵
              • System Time Discovery
              PID:1424
            • 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=2240,i,2520372011124912939,10998598936135939639,524288 --field-trial-handle=1920,i,13478024594569632842,3344775014517266795,262144 --variations-seed-version --mojo-platform-channel-handle=2564 /prefetch:13
              3⤵
                PID:2080
              • 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=3124,i,13323608936944663440,17088713598525114388,2097152 --field-trial-handle=1920,i,13478024594569632842,3344775014517266795,262144 --variations-seed-version --mojo-platform-channel-handle=3168 /prefetch:1
                3⤵
                  PID:1688
                • 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=3128,i,1742308571435456716,5270921104113079204,2097152 --field-trial-handle=1920,i,13478024594569632842,3344775014517266795,262144 --variations-seed-version --mojo-platform-channel-handle=3184 /prefetch:1
                  3⤵
                    PID:4920
                  • 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=4476,i,10848078504983010181,992552922038309594,2097152 --field-trial-handle=1920,i,13478024594569632842,3344775014517266795,262144 --variations-seed-version --mojo-platform-channel-handle=4504 /prefetch:1
                    3⤵
                      PID:976
                • 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:1584
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k GPSvcGroup
                    1⤵
                      PID:2064

                    Network

                          MITRE ATT&CK Enterprise v16

                          Replay Monitor

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                          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 5fd9e09a749b37496533044df4aa8f551b6750d55cfe2c2c8a9b95eee4ba129f
                          • MD5 SHA1 SHA512 SSDEEP TLSH

                          memory/2008-79-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-91-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-4-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-2-0x0000000074ED0000-0x000000007513D000-memory.dmp

                          memory/2008-1-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-34-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-60-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-0-0x0000000074ED0000-0x000000007513D000-memory.dmp

                          memory/2008-94-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-3-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-95-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-92-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2008-90-0x00000000035C0000-0x0000000003674000-memory.dmp

                          memory/2524-83-0x0000000003980000-0x0000000003F52000-memory.dmp

                          memory/2524-89-0x0000000003980000-0x0000000003F52000-memory.dmp

                          memory/2524-88-0x0000000003980000-0x0000000003F52000-memory.dmp

                          memory/2524-87-0x0000000003980000-0x0000000003F52000-memory.dmp

                          memory/2524-82-0x0000000001710000-0x0000000001713000-memory.dmp