Analysis

  • max time kernel
    149s
  • max time network
    152s
  • 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, 18:03

General

  • Target
    8c1eaf46a251c10c8e50741f2074172d90a92e4312e716e190afccdba1c93b9a.exe
  • Size 6.3MB
  • Sample260916-wm4kjstdnf
  • SHA256 8c1eaf46a251c10c8e50741f2074172d90a92e4312e716e190afccdba1c93b9a
  • 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 14 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\8c1eaf46a251c10c8e50741f2074172d90a92e4312e716e190afccdba1c93b9a.exe
    "C:\Users\Admin\AppData\Local\Temp\8c1eaf46a251c10c8e50741f2074172d90a92e4312e716e190afccdba1c93b9a.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5828
    • C:\Users\Admin\AppData\Local\Temp\WindowsInternal.exe
      "C:\Users\Admin\AppData\Local\Temp\WindowsInternal.exe" --monitor
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4876
  • C:\Users\Admin\AppData\Local\Temp\WindowsInternal.exe
    "C:\Users\Admin\AppData\Local\Temp\\WindowsInternal.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:4684
    • 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
      • System Location Discovery: System Language Discovery
      PID:5912
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\NetworkHelper.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\NetworkHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5648
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\NetworkHelper.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\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:3280
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\InputService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\InputService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4548
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\InputService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\InputService.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:3184
    • 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:2904
  • 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 use of WriteProcessMemory
    PID:1800
    • 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
      • System Location Discovery: System Language Discovery
      PID:4348
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2772
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2776
    • 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:3440
  • 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
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4912
    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\NetworkHelper.exe
      "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\NetworkHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1068
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\NetworkHelper.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\NetworkHelper.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\UserSession.exe
      "C:\Users\Admin\AppData\Local\Temp\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4704
  • C:\Users\Admin\AppData\Local\Temp\UserSession.exe
    "C:\Users\Admin\AppData\Local\Temp\\UserSession.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3168

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 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 c5db0a7e08c57ff6e483620335661519d0f73a82c477c0253091032670a2a65a
        • 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 16fbfa81942c164cd520bb40ddce4ae5eb957fdc89fdd209b9b77e779d0a3968
        • 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 156282fd3516cebea0e3e40b6be60e8f43ace2ed12474f8285f0ff60fc250eba
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 cdeb5969f0f3a35ec08795042a4a81759773ae7366ffb0c1786a7e06264611d5
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 4d6894396ae3cc746f81c804effb5a98a2e355f18f6dc4acde5010e400f7a344
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 116434aee7e56c67bc06d6fe061f183c5ddf61585cffd796239be0d1dd7c7f27
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 7712233fabb58fcd6255f7174799d151260e0445d731bb290abae85b8247c696
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 1ebdfd74aed808d0b4afcee90401535b37c8c156f7631121a1c69da0f79ecd4d
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 e914d6b0e2f80fbdd939d2ebd298dcecb24abb20f7e9dcebea77a7eec3e2cedd
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 90a86ccda2d5bd8e5628591c484aceb3b73d119a010662ce9ecc336054c383e6
        • MD5 SHA1 SHA512 TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\NetworkHelper.exe
        • Size 6.6MB
        • SHA256 d0c296c41119d4916a3e7170923c5ad5ea99f6de8e0d48f229109836958a5f88
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BackgroundTask.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\BackgroundTask.exe
        • Size 7.0MB
        • SHA256 aa58fc32fa063b78312b7b9b0288ae2449646c629ddca5f0daf639257ffc84bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\NetworkHelper.exe
        • Size 7.3MB
        • SHA256 6264b470921c7d907285e5a934f7a972d3179c46bedd04dbf897db9d1c83efb1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsShell.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsShell.exe
        • Size 6.5MB
        • SHA256 e6529121456e08ea2db5749fee2442d6c73273da0c7a6f15bea01f6c65c3a31f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Local\Temp\UserSession.exe
        • Size 7.4MB
        • SHA256 50864c8ab001f0da03660e67284dfb20fca6e438464aadcb6b5e922977451d2d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsInternal.exe

        • Path C:\Users\Admin\AppData\Local\Temp\WindowsInternal.exe
        • Size 6.4MB
        • SHA256 0d102af3d11c670ebe88e582e1e047fc678c89eebdab447a300df5f5d9947d89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InputService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\InputService.exe
        • Size 6.8MB
        • SHA256 8f3409c185f8cce52aa742bfc36dfd9cc52d364c1ae7300fa08b86649aa1d927
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\SystemHost.exe
        • Size 7.2MB
        • SHA256 2438128398985a35d471e25366202c15cf55712804075edd6a1b658457b17986
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BackgroundTask.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe
        • Size 6.9MB
        • SHA256 4502a48d6efa3ba1f2212adcef7db06d2b83d24cfcaa900eaa93fc1ce5fd3829
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SecurityCore.exe
        • Size 7.1MB
        • SHA256 1f481c39751b7cbe98f629ffdcf95f6da68027c2de10216bba725fc1f1afda2d
        • MD5 SHA1 SHA512 SSDEEP TLSH