Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 18:33

General

  • Target
    c40b9b3dd59fbc2b15af5b2428681ca4db1776cd0c9fda8fcd68dab581940d86.exe
  • Size 9.7MB
  • Sample260910-w7fn8aec26
  • SHA256 c40b9b3dd59fbc2b15af5b2428681ca4db1776cd0c9fda8fcd68dab581940d86
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 9 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 18 IoCs
  • Adds Run key to start application 2 TTPs 11 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 13 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Detect suspicious telegram bot 9 IoCs

    Detect suspicious telegram bot.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 19 IoCs

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

  • Modifies registry class 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c40b9b3dd59fbc2b15af5b2428681ca4db1776cd0c9fda8fcd68dab581940d86.exe
    "C:\Users\Admin\AppData\Local\Temp\c40b9b3dd59fbc2b15af5b2428681ca4db1776cd0c9fda8fcd68dab581940d86.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4032
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5080
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2076
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3616
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsShell.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4084
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsShell.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsShell.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3556
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1016
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3296
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3584
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\DesktopWindowManager.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\AppData\Local\Temp\UserSession.exe
      "C:\Users\Admin\AppData\Local\Temp\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3712
  • C:\Users\Admin\AppData\Local\Temp\UserSession.exe
    "C:\Users\Admin\AppData\Local\Temp\\UserSession.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\BackgroundTask.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\BackgroundTask.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2940
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\BackgroundTask.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\BackgroundTask.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\DesktopWindowManager.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\DesktopWindowManager.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:636
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\DesktopWindowManager.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\DesktopWindowManager.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    PID:3852

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
        • Size 808B
        • SHA256 3dd5ea8a14eb665ba6057d424f94e5e83757ffaab456578dbf038af04053b19e
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 314B
        • SHA256 6ac45142693bd1c458512e3b8def1881e3fe3a81b85425044c0f460d67eac362
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 407466a7bf7a775973c4c9f5277feec33d64debdc13b130e25446b9b5af3893d
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 281B
        • SHA256 0e88a5f0db492c6d183a9c530238a34b60ddf8e643d59bb067a8bed73f3b04d7
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 177KB
        • SHA256 93ad6d3241391a25d7712a1f9fe3cabc6a5af307dd155274ec627f0511a25d54
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 978B
        • SHA256 d47f36305c57a449d1209353c65cf916990d10c10bbb8dce40387ad034ead9fe
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 f38d96786bd6c666347abdee0f69f50848ed6702f7d9b73485da564b84aa9a0b
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 701B
        • SHA256 108dd34232a3088b45534933d0486409616a2bbad94fd8f7ab5991c01ff179b6
        • MD5 SHA1 SHA512 TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 ea4956d88a8552fd18f3d39dc62795f089aea9d4ecf4dd71964512a3602380cb
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 005585c7f331a7bb8adb3951c5e9f5498e688d5b679323c58e9845f7058fba34
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 a43e890b3b3b47f518b3199d88ccdda7c22b8b3950af3f8efb5e10c2a50e52dc
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 0837199a5973f697dec77d3d061f366c0272c22bf3fd23dc6d2c08e149e828d7
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 b51bd8378a07ef97a840e7eed4fb22d223211942cf17804e58cfb0db5177005f
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 f21838f16a5f844fa1ed1ee9ec6461f748d851754a09112e4e291ecfb4db41f4
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 b27546167e22311f38c317d1a8c50ffad31346316325f0e4f25c832aec38f69e
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 948e406c6039e53c16c3b95ad2e521e6ec0443799eca28d5cf175a53b9373ea9
        • MD5 SHA1 SHA512 TLSH

        BackgroundTask.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\BackgroundTask.exe
        • Size 10.6MB
        • SHA256 436b6d588b9180bda7c3ac58b9642c9bca6949f179944bf2caa46eba7f9b3fd0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsShell.exe
        • Size 10.1MB
        • SHA256 c415df70d4e33147f0f037d66e745c6ae6cb70d0b044b4b81f24d23a07a10a27
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DesktopWindowManager.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\DesktopWindowManager.exe
        • Size 10.7MB
        • SHA256 0c335d9f35ed9f487102ddf637c199ace2ca78dcb9454efc1c3f321d8b95ac4d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe
        • Size 10.3MB
        • SHA256 232b37a1c0574df7804db66def123617f5759870e0e052b300a33f2fa0e62029
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DesktopWindowManager.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe
        • Size 10.4MB
        • SHA256 2ae90e97b385a74a40e20626ec8bb8ae53194c373386567908afa0e85121e311
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Local\Temp\UserSession.exe
        • Size 10.5MB
        • SHA256 a9db1461b820f6db2c9dc42e55094d451247721eb8c66892c376946b6b29e153
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
        • Size 9.9MB
        • SHA256 7cf3a7e2e49777ee7069d7452c9db30c9a16b7d416d2767cfeae3a9f9f5c18ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe
        • Size 10.2MB
        • SHA256 1580c7c2699ad4f2053b934ee0e87b6575a785909402c388ff2f25a7e208cd40
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe
        • Size 10.0MB
        • SHA256 b32e7a33598dc3b0ffaa16bc3dabcb7f0332465b171b8231c723db828927034c
        • MD5 SHA1 SHA512 SSDEEP TLSH