Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/06/2026, 11:43

General

  • Target
    1.exe
  • Size 28.3MB
  • Sample260624-nvnkasbx21
  • SHA256 0d0708074da10894ad33ac2d825e3a4c48357adfc0330922565b2fa59fcea589
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: blankgrabber

    Blankgrabber is an infostealer written in Python and packaged with Pyinstaller.

  • A stealer written in Python and packaged with Pyinstaller 1 IoCs
  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Looks for VMWare services registry key. 1 TTPs 1 IoCs
  • Loads dropped DLL 37 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4564
    • C:\Users\Admin\AppData\Local\Temp\1.exe
      C:\Users\Admin\AppData\Local\Temp\1.exe
      2⤵
      • Enumerates VirtualBox registry keys
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Looks for VMWare services registry key.
      • Loads dropped DLL
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:7080
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -NoProfile -Command "(Get-WmiObject Win32_ComputerSystem).HypervisorPresent"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4936
      • C:\Windows\System32\Wbem\wmic.exe
        wmic csproduct get UUID
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:476
      • C:\Windows\System32\Wbem\wmic.exe
        wmic cpu get ProcessorId
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        MSVCP140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\MSVCP140.dll
        • Size 544KB
        • SHA256 0f885b509a685d2bbfa652fed26b5fb31d88fbdab0a978c641d1c7b8aa460aa9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSVCP140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\MSVCP140_1.dll
        • Size 35KB
        • SHA256 bfad5aef4c63a669e3c140655cdfdf395b6c979b400a447bd5dcb65ed8826c3d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        QtCore.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\PyQt6\QtCore.pyd
        • Size 2.5MB
        • SHA256 9306ceffdc3b663f90fc446800be4ab870887c0bf3c38dc16b00e070e519d895
        • MD5 SHA1 SHA512 SSDEEP TLSH

        QtGui.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\PyQt6\QtGui.pyd
        • Size 2.2MB
        • SHA256 78f1acd16154a241101ead83c845388394526b9e4ddc7bdc914d22d96710f7bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        QtWidgets.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\PyQt6\QtWidgets.pyd
        • Size 4.9MB
        • SHA256 a5e78921d92d4b4975edbd441369ef7ab689e336d1b40d8555728880f0503fd4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sip.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\PyQt6\sip.pyd
        • Size 108KB
        • SHA256 9b9bcfc6b5a72197dc56bbc91bdcf95c4e243e5fba731ca6b2f8e5412535f3c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Qt6Core.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\Qt6Core.dll
        • Size 9.6MB
        • SHA256 9fbea00b87ceae5f9e319c23010eacb903ed460c661b9b1b17bcabd02bf1eec2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Qt6Gui.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\Qt6Gui.dll
        • Size 9.1MB
        • SHA256 63c31e9f79faee8e6ac3919f13be59d293c4fa5f091d200cb683c9f1ea4e6ae7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Qt6Widgets.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\Qt6Widgets.dll
        • Size 6.3MB
        • SHA256 6c139cf501fd4a4cf2b690520df79dd02687df061d51eb6b3c91757d503ef909
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _brotli.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_brotli.pyd
        • Size 804KB
        • SHA256 67dfa82dcaed04ed3f358d84b18d1375d59126161de92e00164d36087b179d4d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ctypes.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_ctypes.pyd
        • Size 131KB
        • SHA256 69ccbfa336004742c18fba4a2d0d24aba5f5e1578983278137788166ea322a22
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_hashlib.pyd
        • Size 67KB
        • SHA256 1ca43d7db5e5b3d8066038ff452b09c1dd525022ad5c4447be94345705caadc8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _queue.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_queue.pyd
        • Size 34KB
        • SHA256 f1be4ad7af2810ca957ce1bb6122ac821bb284633bdabc872e12e699f5067269
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_socket.pyd
        • Size 84KB
        • SHA256 6050e57e93872e3cd86daeca9594362ad256a9bbe00e0549fa5988a9b43c90e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _wmi.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\_wmi.pyd
        • Size 38KB
        • SHA256 440ccba82699e5cca4975ad68fa4338d66295dbf9abf391b924ed1d22fe90857
        • MD5 SHA1 SHA512 SSDEEP TLSH

        md.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\charset_normalizer\md.pyd
        • Size 10KB
        • SHA256 89d8172b5f460c3fd85716c9641643fd7d893365a99867df4471b017f2995695
        • MD5 SHA1 SHA512 SSDEEP TLSH

        md__mypyc.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\charset_normalizer\md__mypyc.pyd
        • Size 124KB
        • SHA256 3ccacfdbf227750083980a7de0c982be26dfebac26e4fa599d1e7a5866e92a21
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _rust.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\cryptography\hazmat\bindings\_rust.pyd
        • Size 8.8MB
        • SHA256 92f58bb4f01a75a0ef4dd9425dc2a96ddfe25fc93fd9dc11ea8f0d05b7a4f085
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 e03dd02fdcfb791981c9962827cfcf495f2a47a514c1526efb57f847a9df514a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\python3.dll
        • Size 70KB
        • SHA256 f950ce3bf381d5ffae90cf63ec9c9761f1666d9a570e2f203a7f22da6f8e14f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\select.pyd
        • Size 32KB
        • SHA256 0dc63cb35f1776d732cb3fbbbdd9e5912b29a98465d3927a8162e8475c0f6809
        • MD5 SHA1 SHA512 SSDEEP TLSH

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\unicodedata.pyd
        • Size 695KB
        • SHA256 2b8c8d837e2968751a581e1c6e91447b0db672c2a1496362942df654afddc11d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_mlqvuu5a.3mw.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mlqvuu5a.3mw.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\_bz2.pyd
        • Size 84KB
        • SHA256 b4aa26c44a529de7129733a31b73fd74e474b9069edf02d3151d067ac5d52a5c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\_lzma.pyd
        • Size 155KB
        • SHA256 71387e8484088f8291664312d985f42454017e1f556bd4107e2d065f19a799ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\_ssl.pyd
        • Size 177KB
        • SHA256 5f113a6b4cc933646ef69aa233da278bd311f7f04135a8ea6e1514944af3f851
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _uuid.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\_uuid.pyd
        • Size 27KB
        • SHA256 5a69ec3bc4b082b03f84fdad1d9a67d00575c5b23fdd3776607e4653376611cb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        build_release_entry.dll

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\build_release_entry.dll
        • Size 27.7MB
        • SHA256 9a0a62de502106865fcbaa0aa13b3995cd3c370415b07025907b993b7ce2c70b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libffi-8.dll

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libssl-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\libssl-3.dll
        • Size 776KB
        • SHA256 1e4bc0638682bfcbb36f4465d6a2e9944d917a60f05ecc8ddf9e96847e05e13f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msvcp140_2.dll

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\msvcp140_2.dll
        • Size 273KB
        • SHA256 3ea06f0ee098b4823cb79599df3780e7f23cce52c19aac31d2a0d47efe33a5e9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        python313.dll

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\python313.dll
        • Size 5.8MB
        • SHA256 e7119fc5892eab890d44f6df05f44d50cf8c390c35d152e589e0c35781ca8d05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcruntime140_1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\onefile_4564_134267750069158476\vcruntime140_1.dll
        • Size 48KB
        • SHA256 6a99bc0128e0c7d6cbbf615fcc26909565e17d4ca3451b97f8987f9c6acbc6c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4936-94-0x000001241D1A0000-0x000001241D1C2000-memory.dmp

        memory/7080-124-0x00007FFC790A0000-0x00007FFC796E6000-memory.dmp

        memory/7080-123-0x00007FFC796F0000-0x00007FFC79BD0000-memory.dmp

        memory/7080-118-0x00007FFC7A500000-0x00007FFC7A734000-memory.dmp

        memory/7080-109-0x00007FFC7B0F0000-0x00007FFC7B37D000-memory.dmp