Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    26/10/2026, 15:46

General

  • Target
    5b33d9df224077b44b367a8c00b1869300daffb5d6f10011dd5b160dd8f2553c.exe
  • Size 20.9MB
  • Sample261026-s73bfaxwcx
  • SHA256 5b33d9df224077b44b367a8c00b1869300daffb5d6f10011dd5b160dd8f2553c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 TTPs 1 IoCs
  • Executes dropped EXE 20 IoCs
  • Adds Run key to start application 2 TTPs 10 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 17 IoCs

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

  • Detect suspicious telegram bot 10 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 42 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 21 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b33d9df224077b44b367a8c00b1869300daffb5d6f10011dd5b160dd8f2553c.exe
    "C:\Users\Admin\AppData\Local\Temp\5b33d9df224077b44b367a8c00b1869300daffb5d6f10011dd5b160dd8f2553c.exe"
    1⤵
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5732
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe" --monitor
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4900
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe"
    1⤵
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4452
    • 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
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1980
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe"
    1⤵
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3244
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\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:972
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\SystemTrayHelper.exe"
    1⤵
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3984
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UserSession.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\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:3012
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UserSession.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UserSession.exe"
    1⤵
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5604
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\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:5296
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemTrayHelper.exe"
    1⤵
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5792
    • 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
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:6096
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe"
    1⤵
    • 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
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:1736
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\DesktopWindowManager.exe"
    1⤵
    • 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
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:3820
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe"
    1⤵
    • 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
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\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:2012
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe"
    1⤵
    • 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
    • Suspicious use of WriteProcessMemory
    PID:2220
    • 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
      PID:4840
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe"
    1⤵
    • Executes dropped EXE
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    PID:4216

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 fc74daf542642cc7fbd3da172569a24d6044b1aced251daf43eeb132bba6941b
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 7ac9d10eedc77636d2b718b96ea523dfe130f1ba3e07ef9a1f86fd74a9bffb55
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 278B
        • SHA256 aa127391105344e3fdc5bb79aa83e5fe84fbe3fbdab295c0a15844df595163e3
        • MD5 SHA1 SHA512 TLSH

        56E83C5857C173AD065FC47EB887B239

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\56E83C5857C173AD065FC47EB887B239
        • Size 197KB
        • SHA256 81e272ecea88032a25401f011c614445f98ec64f578ad76b3b8ee5b9236a10fa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 977B
        • SHA256 207179faf26a6ebc403dd83b5738f28021908c4e215860249e4a8ed2966da9aa
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 dceeb621bbf7fa6fde7cb0fc17d614afdf4e9d04bfe4c12b7e9c2f883c1dc56d
        • 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 a5bc3d6cbc081d7012f718a8126a0dfbb970850d4217cfb22f750be6d44efbc2
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 2e295bfd38d9b87efcf5d534bdac5de617f7fc08468e60f7b8f3f3c049b43562
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 9ae0a15eded577e3b9abbf539cbaf47f20a22cb4c5caa2fe9d4d1e07a8e78ec9
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 e0170c3283baa5b779171b044afff24e4761c1c298c777282f2d3dd033c43c82
        • MD5 SHA1 SHA512 TLSH

        56E83C5857C173AD065FC47EB887B239

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\56E83C5857C173AD065FC47EB887B239
        • Size 246B
        • SHA256 fbd1f8725856267c2179e78d82a74313368956ff58ea667f633fb045f740bc24
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 e7a4b5c7065ef5fe19169dbb5e5ee31e901671578a66624ce5ad3d700604d120
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 0a97218e40a06996a6eb347b81cbe81283014addf095c3f508866b47ad7518c5
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 d84646441cf4357e854eb905f8c8544b812a4c0c318d86a39401eaa61f325997
        • MD5 SHA1 SHA512 TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemTrayHelper.exe
        • Size 21.5MB
        • SHA256 4c3f2bf68880ae661fd35f36a44571ea26c19b276bec883f0df72e43f7bdff96
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
        • Size 21.0MB
        • SHA256 4874b3a96394fa91e5c7ff87eb417014482697f7640a1abb1fb8c92159265dd5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\SystemHost.exe
        • Size 22.1MB
        • SHA256 6a7e0e7b9492165ebaceb8cbbbf4c5b37db05023d77932e5894b2efcc283b235
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\UserSession.exe
        • Size 21.4MB
        • SHA256 d92c8f2ba570137fe944645ad0807d851c839dc139ed254e110ed7118b777e4c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe
        • Size 21.2MB
        • SHA256 3a66c7c9a4dd5051981835ff553c376de754511a543846d11f013cb3f2c7e724
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DesktopWindowManager.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\DesktopWindowManager.exe
        • Size 21.7MB
        • SHA256 81a1e60f9465c0f3de341d1dda907b961692fc7554e76a8e0c67cb3ef75f18c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\SystemTrayHelper.exe
        • Size 21.3MB
        • SHA256 46c4086738540a075517b600cfdc0a11c09974a49ab067934d90061862665449
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe
        • Size 21.8MB
        • SHA256 86dd6e74e5e433b0290c1723aee8eedf43cd2f4bfd71c7631dfdc002e44f9207
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
        • Size 21.6MB
        • SHA256 4d0100cf0b3215da142c42c397f2fef3bb895ec2092aee31d138df227bc725fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe
        • Size 21.9MB
        • SHA256 93fc24720d83d78d7c39d1d1f0adfa6c69bf3132784c6739ae0f6d988024d47c
        • MD5 SHA1 SHA512 SSDEEP TLSH