Analysis

  • max time kernel
    150s
  • max time network
    150s
  • 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, 19:40

General

  • Target
    b3b104041ae4b316a5be746acaaa46513a2505c07154731b33f4224951d2e8a5.exe
  • Size 9.8MB
  • Sample260910-ydqcnsed93
  • SHA256 b3b104041ae4b316a5be746acaaa46513a2505c07154731b33f4224951d2e8a5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 7 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 14 IoCs
  • Adds Run key to start application 2 TTPs 11 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 6 IoCs

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

  • Detect suspicious telegram bot 7 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 14 IoCs

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

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b3b104041ae4b316a5be746acaaa46513a2505c07154731b33f4224951d2e8a5.exe
    "C:\Users\Admin\AppData\Local\Temp\b3b104041ae4b316a5be746acaaa46513a2505c07154731b33f4224951d2e8a5.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:3840
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\DesktopWindowManager.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\DesktopWindowManager.exe" --monitor
      2⤵
      • Executes dropped EXE
      PID:3944
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\DesktopWindowManager.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\DesktopWindowManager.exe"
    1⤵
    • Checks computer location settings
    • Deletes itself
    • 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:4428
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\UpdateService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4252
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\UpdateService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\UpdateService.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:3792
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3776
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.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:544
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemTrayHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3968
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemTrayHelper.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:4464
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2428
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemHost.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:5116
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\ServiceHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\ServiceHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2248
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\ServiceHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\ServiceHost.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:4128
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsInternal.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsInternal.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1080
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsInternal.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsInternal.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    PID:1116

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 7d0f6df5f36e062a516cedcbfd4ef40616adcd767ec1d8b14ef85961122408d2
        • 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 05f55cd741ebf04fa6143cc1279f95b44c856f1efbd611312ea2cd1793a0b673
        • 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 8b713a8fb222393f533757e96c84592d6627f2788a78f4b7f5e6a30b48bc99ea
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 49069db9f7a1cbb05fd15c804582342ea243cc41a875f79c05e2e823493905d4
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 4bd226d2972a7de7b7272538dfcad9736b9e52bc4da0c00c2a998979ed6f6a60
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 521bf8c50a3069a341e4da644606e847ce4bdede13e7dad5eb17f03a429d5301
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 cc00dc67cad62e457ace68fd1b9b480c99acb976d05ee885d617aec507445d59
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 19809d31ec346eaacd2d374993f84603475cc6a0be1269ad231b8bf4357ad2eb
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 afae6ab74020e33feb725cda74d4bbd3698b7ca05a4bf21bc516fe0508cce681
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 81894633e4e86361312f5fcdde346a2c3df5a8962ed4267fc2510bcc62255214
        • MD5 SHA1 SHA512 TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemTrayHelper.exe
        • Size 10.3MB
        • SHA256 a94235980d123c4ebb71672804a8e1758b512394f1f310328ae7a34577489245
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\UpdateService.exe
        • Size 10.1MB
        • SHA256 f1b6ee30af8f587eef6cf4e92d6604b526b5a7ef03accbaf40aab1dcd8a923d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemHost.exe
        • Size 10.4MB
        • SHA256 b545215f2270c3bbbf679e303521553edce52c1fd325760425cdbfd425ea5e5f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ServiceHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\ServiceHost.exe
        • Size 10.5MB
        • SHA256 c3d29d8357450363baa85abe87a30c024ac7de808e0592e99989c7132f32b450
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DesktopWindowManager.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\DesktopWindowManager.exe
        • Size 10.0MB
        • SHA256 4b9054a10c21f464960d79fa03f664a61b5ee94be58c60bfac5afd063862032f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
        • Size 10.2MB
        • SHA256 04ee90c9a5d7c45c9e1d6a16a4e46d5ef41be4b968264c804194e38096128455
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsInternal.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsInternal.exe
        • Size 10.6MB
        • SHA256 14449cce5af4549b357cd9264f550feb336ea1a11408f3c1e151076046a57662
        • MD5 SHA1 SHA512 SSDEEP TLSH