Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 15:54

General

  • Target
    eaac4db9c3771d7db59333a377c998a31728c721135e9ea03c7873e266ef2e91.exe
  • Size 2.9MB
  • Sample260916-tcnp8sseqb
  • SHA256 eaac4db9c3771d7db59333a377c998a31728c721135e9ea03c7873e266ef2e91
  • 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 13 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 10 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\eaac4db9c3771d7db59333a377c998a31728c721135e9ea03c7873e266ef2e91.exe
    "C:\Users\Admin\AppData\Local\Temp\eaac4db9c3771d7db59333a377c998a31728c721135e9ea03c7873e266ef2e91.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\CoreSystem.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:6024
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\CoreSystem.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\CoreSystem.exe"
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2324
    • 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:5872
  • 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:5848
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1728
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.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:2704
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\NetworkHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\NetworkHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5632
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\NetworkHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\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:3348
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\RuntimeBroker32.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\RuntimeBroker32.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4884
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\RuntimeBroker32.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\RuntimeBroker32.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:4132
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemTrayHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1148
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemTrayHelper.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:588
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1716
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5856
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\UpdateService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2756
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\UpdateService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SecurityCore.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SecurityCore.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5528
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SecurityCore.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SecurityCore.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SystemHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3816
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SystemHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SystemHost.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4176

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 314B
        • SHA256 2f581ef61fd84cfd03b7259c38da8540ad444099f615f3100836b7a7ecf8d7dd
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 5f6d898a41d1cc969c60fcd4d4acc32707bf78693df5bf1d2c18c5d74e975ebf
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 281B
        • SHA256 46c23c3315d8f9eb7169a788845d3b07063569e67821c61b0512a354d861c150
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 176KB
        • SHA256 0b3c63bd8c3f094b98725af6859eeae916eeac260a9a5f8d15c7ae975e13d209
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 979B
        • SHA256 2be89f86a7c292a38c9e84d47be96caf58192b985969b44578d7fc62715658d0
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 edb2ecab883250e65c23b5da969c43d8a0e4bcbf511052c7eeb6f0660b26eb21
        • 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 2e7f9176df20300eba008b299cb214d7dc8395664ba6d0936e3f02fbc0639589
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 1c0d5c2ec2848f54c8cba9a1055c2ab3e50da8f7acb415acf5105367ffadf391
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 19fe215a35c97f512703f27cae1864144240dc8bdf1271ad94ef887e9133ffb4
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 e1a4500fbe9388e98c1d6dbc7dbf8adf456450971be5dc0f095afef6ac56eefc
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 27d1c241a5dfc5d994558c40094b56e2f1d407906de144806fe84316176311ab
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 813ca569f8903ee2281d334da717d95cc1a879e1b0523d44147360fad687bec3
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 83a1af748aa9a1b112715fb49944e05577c1f1b413997dd7ad2910009d5ce632
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 e3c75db4650c169ff47c416012200556ee0a6cdc7268cadaf5a4d48a8fa6bb16
        • MD5 SHA1 SHA512 TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\CoreSystem.exe
        • Size 3.7MB
        • SHA256 5fee28a9c14f39393d5465ec30ed45962be56c59866a22f5caaafa74d027ccaa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RuntimeBroker32.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\RuntimeBroker32.exe
        • Size 3.4MB
        • SHA256 b5ed7b3149d5ab3b05891c11cc4a384b9f627a08b9a11cc2508a22f70bb89904
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SystemHost.exe
        • Size 4.0MB
        • SHA256 ba6b8234ec72d6e485298e182902c7509673286fdb4b6563283cf7b67725d941
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\SystemTrayHelper.exe
        • Size 3.5MB
        • SHA256 b66df1d0934768af7723fabcc1e32881b2fb5bbd6b5e0bee5d30c1a559a68778
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\UpdateService.exe
        • Size 3.8MB
        • SHA256 d323cbe6099c9caefddfb813ddb3e8e0de07fcda529095666350c94439ea432e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\NetworkHelper.exe
        • Size 3.3MB
        • SHA256 75f1a4d0f99e7e62536964d14d36d8754e471690c137ece27b1e2e27513d8ba0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SecurityCore.exe
        • Size 3.9MB
        • SHA256 7ea156a9ced90d862ea186935dba9382f422f1f517d3cbed513dada8c921cde8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\WindowsHost.exe
        • Size 3.1MB
        • SHA256 cc828640c8de244be4c91794f760825750e520f9909efc82391ce93516005029
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BackgroundTask.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe
        • Size 3.2MB
        • SHA256 fe70b2160efa71eb3df23d36b41e040649f170dcc7c22dc49821739c9291a82d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\CoreSystem.exe
        • Size 3.0MB
        • SHA256 e74f5f31bd425c4abb24981d01c3517e179de34be9166aa8a793f407a43309ea
        • MD5 SHA1 SHA512 SSDEEP TLSH