Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/07/2026, 18:38

General

  • Target
    a488fbe8c6f4b8291ae1ed92728d64e79508b6b9be54a72e2a635d6a9d58ceb0.exe
  • Size 2.6MB
  • Sample260724-w92z8swerd
  • SHA256 a488fbe8c6f4b8291ae1ed92728d64e79508b6b9be54a72e2a635d6a9d58ceb0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 20 IoCs
  • Adds Run key to start application 2 TTPs 14 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 4 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).

  • 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a488fbe8c6f4b8291ae1ed92728d64e79508b6b9be54a72e2a635d6a9d58ceb0.exe
    "C:\Users\Admin\AppData\Local\Temp\a488fbe8c6f4b8291ae1ed92728d64e79508b6b9be54a72e2a635d6a9d58ceb0.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe" --monitor
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4960
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:964
    • 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:1884
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      PID:4356
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\UserSession.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3156
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsShell.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5432
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsShell.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsShell.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsShell.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:4388
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsShell.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsShell.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2460
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4492
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5880
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UpdateService.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1404
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UpdateService.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\DesktopWindowManager.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\DesktopWindowManager.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3196
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\DesktopWindowManager.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\DesktopWindowManager.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2968
    • 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
      • System Location Discovery: System Language Discovery
      PID:2528
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3132

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        09EC553619BC82A45E441B5D9BEB4136

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\09EC553619BC82A45E441B5D9BEB4136
        • Size 281B
        • SHA256 08af1e2a0e48fecea8f38ddb1ff94dfa273b023f0c601a072900c9710372a75d
        • MD5 SHA1 SHA512 TLSH

        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 438cde784fda454be529856cb81b400531e2b737c994e280ec332ed0df73e90d
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 9ecedfda1150790f5ee98d6ffb61ef83a40ed54266893a00ea5f6802e5a4c04e
        • MD5 SHA1 SHA512 TLSH

        892BD135CF0BA5A31C6B8A7554540845

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\892BD135CF0BA5A31C6B8A7554540845
        • Size 858B
        • SHA256 1ab42df7ff94edc9105817829a735c4248286e0c3ab56c6b5295d20d1208ee7f
        • MD5 SHA1 SHA512 TLSH

        A8A4CE43DA65177907B85FEC6335160B

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A8A4CE43DA65177907B85FEC6335160B
        • Size 103KB
        • SHA256 5ff613e49b0152f4a401b1a6803a5e484361ea3ce371f1dc42766a52bf8ff8d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 cd2e3e04980cdf8bc9e083033d3cec6d2677d6cf2a1ba84fe7bb9c2ae1ed8b9a
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

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

        09EC553619BC82A45E441B5D9BEB4136

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\09EC553619BC82A45E441B5D9BEB4136
        • Size 488B
        • SHA256 7d0ee8e73876d78c6d86593313b6be9288a9abd30dd062ba7cb772ccd899d281
        • MD5 SHA1 SHA512 TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 71a6ef434b3ae94fc7745f2813d05a82ffd66cc0bea0ccee926aa4beabf700de
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 07884c1a6b7c76c5186ade9d19acd0ff4b787f4a5b4d0ab7c3a68bb96b89321f
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 3419777e122875513ab59c2e1da8fa457b4ac0d65af5ca41202d8dc9c72cd47e
        • MD5 SHA1 SHA512 TLSH

        892BD135CF0BA5A31C6B8A7554540845

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\892BD135CF0BA5A31C6B8A7554540845
        • Size 330B
        • SHA256 0aa87d38ab4776ad60708900b986b7f2d976ae4452ccf431deed9e099875d7b2
        • MD5 SHA1 SHA512 TLSH

        A8A4CE43DA65177907B85FEC6335160B

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\A8A4CE43DA65177907B85FEC6335160B
        • Size 246B
        • SHA256 ce3e0b96f47bce33b6d6dd5f95f54f0cbcc51ab3b6ee199127a442008f7bf8bf
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 c147366b933ec21eb4f17b170416313c2ced060d9f938d0a7b1d2ef980bb5c1f
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 c60e383b9ff03a8a06f6e9d04ee702166696482a173661e36b3ebbfaa10a16e8
        • MD5 SHA1 SHA512 TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\UpdateService.exe
        • Size 3.6MB
        • SHA256 a3397460a67bba96044165ffa913f09d1e04d9ad5e6162fa73b5dad4a57e947a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
        • Size 3.4MB
        • SHA256 2794b3dba99e4375b287b3eaa4d2f25e750e567053708d091d37654e138dd2c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DesktopWindowManager.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\DesktopWindowManager.exe
        • Size 3.7MB
        • SHA256 b29a6c0ec93262929c59355311aac5ff51514dde80d3bf40863ea4f2b0cf5c1f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\UserSession.exe
        • Size 3.0MB
        • SHA256 407a692135fac0ace3a39b22eac08a9f8593173fa906bd12c0f408bb428ddfd0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SecurityCore.exe
        • Size 3.3MB
        • SHA256 076bb3e6895b1940e95d9d20c920d83d7b325430584ef8fa2fa5b311e025f687
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\UpdateService.exe
        • Size 3.8MB
        • SHA256 a0a3ae8e0e4f803a0c49639b02ccaa9d9ee8e84531e04859c299694eaee524c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe
        • Size 2.8MB
        • SHA256 3e4aecbf0dfa5f680e441c5bb8cbb34cd39f989205339e72a629a1764fd82522
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsShell.exe
        • Size 3.1MB
        • SHA256 e77a9303352fb2fbb249c36a95d12460fa5035d91990c78280bb826e195be804
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
        • Size 2.7MB
        • SHA256 367ca7e50ca313bb10f2887cd1abef3811d476c2cddb1814bffcd3b20ea9f9a3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsShell.exe
        • Size 3.2MB
        • SHA256 c1747abca5bcc72839c77654fb6a676025b889938bca14ac1fde4c96d1696428
        • MD5 SHA1 SHA512 SSDEEP TLSH