Analysis

  • max time kernel
    164s
  • max time network
    166s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 06:15

General

  • Target
    PDF-Editor.exe
  • Size 9.1MB
  • Sample260907-gz8mpsyscx
  • SHA256 5fe315609f09970c936310dea43318c2c5aca71da236c7f890c72e61f7696b5f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Windows directory 19 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 9 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDF-Editor.exe
    "C:\Users\Admin\AppData\Local\Temp\PDF-Editor.exe"
    1⤵
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5116
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i "C:\Users\Admin\AppData\Roaming\VIACHESLAV\PDF Editor 1.0.1\install\E5D1A1E\PDF Editor.msi" /qn AI_SETUPEXEPATH=C:\Users\Admin\AppData\Local\Temp\PDF-Editor.exe SETUPEXEDIR=C:\Users\Admin\AppData\Local\Temp\ EXE_CMD_LINE="/exenoupdates /forcecleanup /wintime 1788521016 "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:5960
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 068AEC5A02405400AF9D14900BAB14F2 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4660
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding F314D76CFB454B4D31D0A9743F5C208F
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:3544
    • C:\Windows\Installer\MSI926A.tmp
      "C:\Windows\Installer\MSI926A.tmp" /DontWait "C:\Users\Admin\AppData\Local\VIACHESLAV\PDF Editor\PDF-Editor.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1328
  • C:\Users\Admin\AppData\Local\VIACHESLAV\PDF Editor\PDF-Editor.exe
    "C:\Users\Admin\AppData\Local\VIACHESLAV\PDF Editor\PDF-Editor.exe"
    1⤵
    • Executes dropped EXE
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
      "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=PDF-Editor.exe --webview-exe-version=1.0.0 --user-data-dir="C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --disable-features=msSmartScreenProtection --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=2400.5184.15437942514078260531 /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:5588
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView /prefetch:4 /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x16c,0x160,0x18c,0x168,0x194,0x7ffb53dc5fd8,0x7ffb53dc5fe4,0x7ffb53dc5ff0
        3⤵
          PID:5008
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView" --webview-exe-name=PDF-Editor.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1748 --field-trial-handle=1756,i,17199521228895655571,2409143222853149051,262144 --enable-features=MojoIpcz --disable-features=msSmartScreenProtection --variations-seed-version /prefetch:2 /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6
          3⤵
            PID:5724
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView" --webview-exe-name=PDF-Editor.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2208 --field-trial-handle=1756,i,17199521228895655571,2409143222853149051,262144 --enable-features=MojoIpcz --disable-features=msSmartScreenProtection --variations-seed-version /prefetch:3 /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6
            3⤵
              PID:2404
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView" --webview-exe-name=PDF-Editor.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2404 --field-trial-handle=1756,i,17199521228895655571,2409143222853149051,262144 --enable-features=MojoIpcz --disable-features=msSmartScreenProtection --variations-seed-version /prefetch:8 /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6
              3⤵
                PID:1080
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView" --webview-exe-name=PDF-Editor.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3532 --field-trial-handle=1756,i,17199521228895655571,2409143222853149051,262144 --enable-features=MojoIpcz --disable-features=msSmartScreenProtection --variations-seed-version /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6 /prefetch:1
                3⤵
                  PID:848
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.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=10.0.26100.1301 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView" --webview-exe-name=PDF-Editor.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4552 --field-trial-handle=1756,i,17199521228895655571,2409143222853149051,262144 --enable-features=MojoIpcz --disable-features=msSmartScreenProtection --variations-seed-version /prefetch:8 /pfhostedapp:61af1869c3f35fa9553f022654922674e96791d6
                  3⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:5288

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  e598ae4.rbs

                  • Path C:\Config.Msi\e598ae4.rbs
                  • Size 581KB
                  • SHA256 71170aabb12a29fa57040dfb87e55d87424335fd93190ab5710ea92087b3532d
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  MSI8861.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\MSI8861.tmp
                  • Size 1.3MB
                  • SHA256 2e1f01cf245231b35a9b961bc7830a08e68bed9863d7d8daacc0fe5d298faa14
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 0e61de4505f30ad0d12469ac26b7f54fa11bca3537898da6fc4b9a768ba32b2e
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 7ff6dc623ae0fd818447d659e451581862de30968d75e217e6ea2eaec8a01ff8
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 96B
                  • SHA256 ea6143f4062aab42a23bec46c93b3e886c0945c3ddf3ec9a4af64bcd34e0c9ff
                  • MD5 SHA1 SHA512 TLSH

                  the-real-index~RFe59edd1.TMP

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe59edd1.TMP
                  • Size 48B
                  • SHA256 b87e5049f189271b43a3545eee387c7107e26343db4508079cffd45c74f94e4b
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Network\Network Persistent State
                  • Size 111B
                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe5ac267.TMP

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Network\Network Persistent State~RFe5ac267.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  Preferences

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 9ed66dc7e5c360bcf74dcada63e4ad288b3211e06452c74a07f9d0aa3c3cd979
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\Site Characteristics Database\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  b5c2e3fb-47c6-4596-8864-09bcd59f3e6e.tmp

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Default\b5c2e3fb-47c6-4596-8864-09bcd59f3e6e.tmp
                  • Size 6KB
                  • SHA256 05df54f803336c2a3ee7e9b32895a90913f2ff66c96ae21cfd521d3435cf35e5
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  data_0

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Local State
                  • Size 15KB
                  • SHA256 09b1eb4a69c17786afe24d6db84f6cea27ed4e1e1993d46a65bd13687005389d
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Local State
                  • Size 2KB
                  • SHA256 c4a86eb1b0f244e75f2804adcd8000184f20c5a29f06b5420e8e0bdb8569cc98
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Local State
                  • Size 3KB
                  • SHA256 55b2c01626901ff27bb5862c85f775b3a8563a7f999abf01a42b9e8ae9cfaf25
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe599a81.TMP

                  • Path C:\Users\Admin\AppData\Roaming\PDF-Editor.exe\EBWebView\Local State~RFe599a81.TMP
                  • Size 1KB
                  • SHA256 4b094d6881691233f1500af8604e2d91c559dd507b484c93a2ca35d122350ba6
                  • MD5 SHA1 SHA512 TLSH

                  PDF Editor.msi

                  • Path C:\Users\Admin\AppData\Roaming\VIACHESLAV\PDF Editor 1.0.1\install\E5D1A1E\PDF Editor.msi
                  • Size 3.5MB
                  • SHA256 e71311745bb5c8df07c5251b614195d14ecb41beef02c7870206eb44702c5a44
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  PDF-Editor.exe

                  • Path C:\Users\Admin\AppData\Roaming\VIACHESLAV\PDF Editor 1.0.1\install\E5D1A1E\PDF-Editor.exe
                  • Size 13.0MB
                  • SHA256 9ba0779e868f29ffb1738ff2f95b9bb18951527ff3283b8dff20ef2896448259
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  MSI8E22.tmp

                  • Path C:\Windows\Installer\MSI8E22.tmp
                  • Size 1.1MB
                  • SHA256 992b516b7614a0cc07f3d918ba65b4c2e3a8e1b480a72731bf986a4ff0fd150f
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  MSI926A.tmp

                  • Path C:\Windows\Installer\MSI926A.tmp
                  • Size 572KB
                  • SHA256 8a900ad3cd0efa996fd5c6f1313d223212de9a08b8b933220ab7c4ea0691de1c
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  memory/848-256-0x000001F704680000-0x000001F704796000-memory.dmp

                  memory/848-175-0x00007FFB76580000-0x00007FFB76581000-memory.dmp

                  memory/2464-238-0x00000145DA080000-0x00000145DAA24000-memory.dmp

                  memory/5288-346-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-342-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-340-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-349-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-351-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-350-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-348-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5288-347-0x0000015A04600000-0x0000015A04601000-memory.dmp

                  memory/5724-289-0x0000016A09B30000-0x0000016A09C46000-memory.dmp

                  memory/5724-282-0x0000016A09B30000-0x0000016A09C46000-memory.dmp

                  memory/5724-255-0x0000016A09B30000-0x0000016A09C46000-memory.dmp

                  memory/5724-151-0x00007FFB76580000-0x00007FFB76581000-memory.dmp

                  memory/5724-366-0x0000016A09B30000-0x0000016A09C46000-memory.dmp