Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/10/2026, 15:20

General

  • Target
    c3b84d8711ce0c461ad09d1ad561a08f1fb490a6f73ebebe78b0f42b59591f13.exe
  • Size 1.9MB
  • Sample261001-sq7jtsfa39
  • SHA256 c3b84d8711ce0c461ad09d1ad561a08f1fb490a6f73ebebe78b0f42b59591f13
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 12 IoCs

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

  • Executes dropped EXE 23 IoCs
  • Adds Run key to start application 2 TTPs 12 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 20 IoCs

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

  • Detect suspicious telegram bot 12 IoCs

    Detect suspicious telegram bot.

  • Enumerates physical storage devices 1 TTPs

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

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 48 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 24 IoCs

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

  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3b84d8711ce0c461ad09d1ad561a08f1fb490a6f73ebebe78b0f42b59591f13.exe
    "C:\Users\Admin\AppData\Local\Temp\c3b84d8711ce0c461ad09d1ad561a08f1fb490a6f73ebebe78b0f42b59591f13.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    PID:636
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:992
    • 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
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4232
  • 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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\UserSession.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3776
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\UserSession.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\UserSession.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4100
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:448
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Users\Admin\AppData\Local\Temp\WindowsShell.exe
      "C:\Users\Admin\AppData\Local\Temp\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4460
  • C:\Users\Admin\AppData\Local\Temp\WindowsShell.exe
    "C:\Users\Admin\AppData\Local\Temp\\WindowsShell.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\InputService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\InputService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:4292
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\InputService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\InputService.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4816
    • C:\Users\Admin\AppData\Local\Temp\UserSession.exe
      "C:\Users\Admin\AppData\Local\Temp\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:5020
  • 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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4768
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:1196
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Users\Admin\AppData\Local\Temp\ServiceHost.exe
      "C:\Users\Admin\AppData\Local\Temp\ServiceHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:3048
  • C:\Users\Admin\AppData\Local\Temp\ServiceHost.exe
    "C:\Users\Admin\AppData\Local\Temp\\ServiceHost.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3712
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:2116
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5104
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:3704
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe"
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:1304
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    PID:808

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        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 313B
        • SHA256 acb9d981851f4c3271fad627cdfda2a2d8599028a2b9b0f06fd24acd3767dcad
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 d44246f1e72024ac887ffe497e83fc073b50b0ca0221a7face0e33420dd3edf5
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 280B
        • SHA256 b58f7696fc81ea50570304ba19a94ac07ef88f00cb18545c035b4dc13205bfef
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 180KB
        • SHA256 029a5011889e4a47243c66d2aa8849c7daad04661b56ba9b1e44453c5f1e2c5d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 976B
        • SHA256 8c7602efe22cb85666dfca8b597ad0f33617fdd861c8bf7e951c305dfe59b3dc
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 ba70091f399defb559d20c1604c0cff58e28912476dc12701aff5800d69bfc4e
        • 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 808b1877ba05b26cf3e5890f0aa7ce361f1ba5cfca8869473d25a0ed91b7f0d4
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 4e5205a838de3f4b7b5dfbabe27c38848a7b4e63f4cd5dc21de3d5f14336424a
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 e96d2a65287e4625ff6a9a11c0107f5abf316db91633110aec88d5c2cf96dec5
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 d8a0e1dbfdd993e9d4ab579d83b39e1f153222f1f8e9a04d3846574c8da42214
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 a1434da0b16d89f90f0b6f63e1ac93c359ec610f68c008a868bf3c20fdb12061
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 d52a6917bd27880dd2fecfb4a9d9522bfb657aa37fbde78cd673b3a4f0b0f4b3
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 6e23586bba0303faa274b9e3b6f95db22bafc9248625a499bbc443599fe986b7
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 6402af279b740daca6849c5e8adabbf36cc526a0c1551638111988849d4dcadd
        • MD5 SHA1 SHA512 TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe
        • Size 2.0MB
        • SHA256 f0b1c773c834ebbbc62b09b09473014333d98b2f3e1005f8c2aaca78473bfb57
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe
        • Size 3.1MB
        • SHA256 02fab917dc93b646047d3b37691edcd6ade2cb0aefdf436878fca59a72f6a4f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BackgroundTask.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe
        • Size 2.8MB
        • SHA256 691e5006bf45fdbb2c41f66e07479dcf947a6aa6dfad6055993d9d8c1bd1481e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe
        • Size 2.3MB
        • SHA256 634b7f4282f2f15946970e3c1f64489e50941c2a289a0edb2e650cc8ae4a4e96
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemTrayHelper.exe
        • Size 2.1MB
        • SHA256 3934de27d50cffcd317cb873a4989f91df6be60e1aa3e148c3949e854f82d3fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsInternal.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe
        • Size 3.0MB
        • SHA256 bc7c5289c7a4547e027e180c5180970883d8d6a8473d85b21eeeed102b108395
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
        • Size 3.3MB
        • SHA256 7f2d6a448b4ec44f9326029e1b32e214411c0c7f410e2004a576c17c0e269ae4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ServiceHost.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ServiceHost.exe
        • Size 2.9MB
        • SHA256 3b815a6baf4ca6eacfe10a38f9554872cfa089e24206117124c641cba3adffe3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Local\Temp\UserSession.exe
        • Size 2.7MB
        • SHA256 ca2fbed9d3433cdc19ebe848f0bcbab84b483c0837c2a92ce0cb719bc9e6bb45
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Local\Temp\WindowsShell.exe
        • Size 2.4MB
        • SHA256 5314b69c9f9bc9cca393cee48e126cecbbbcc0adf121a50eb26a75df3b222298
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\UserSession.exe
        • Size 2.2MB
        • SHA256 b1c17935622c875d1a6745ca04d9d7d59ce2186443fe1f95e8abbbb0f3adc862
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InputService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\InputService.exe
        • Size 2.6MB
        • SHA256 b274e1ee5e4dae19ff99410fe7040da97d0886c5a51c472b5f87722a0b329093
        • MD5 SHA1 SHA512 SSDEEP TLSH