Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 17:10

General

  • Target
    f58887827daccc33b9a0708566fc1e7865d3d746e42ecc8facf0bc663a9eed49.exe
  • Size 15.8MB
  • Sample260925-vpr4vs1hmb
  • SHA256 f58887827daccc33b9a0708566fc1e7865d3d746e42ecc8facf0bc663a9eed49
  • 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 19 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 13 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\f58887827daccc33b9a0708566fc1e7865d3d746e42ecc8facf0bc663a9eed49.exe
    "C:\Users\Admin\AppData\Local\Temp\f58887827daccc33b9a0708566fc1e7865d3d746e42ecc8facf0bc663a9eed49.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:5084
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe" --monitor
      2⤵
      • Deletes itself
      • 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
      PID:4944
  • 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
    • 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:5136
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\RuntimeBroker32.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\RuntimeBroker32.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:3432
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\RuntimeBroker32.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\RuntimeBroker32.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:3952
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe" --monitor
      2⤵
      • 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
      PID:5484
  • 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
    • 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:5164
    • 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
      • Suspicious behavior: EnumeratesProcesses
      PID:4720
  • C:\Users\Admin\AppData\Local\Temp\UserSession.exe
    "C:\Users\Admin\AppData\Local\Temp\\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:3660
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.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:1264
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.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:5400
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsHost.exe" --monitor
      2⤵
      • 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
      PID:940
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsHost.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:6024
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Temp\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:5856
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Temp\\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:3076
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\RuntimeBroker32.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\RuntimeBroker32.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      PID:5144
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\RuntimeBroker32.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\RuntimeBroker32.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:5744
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe" --monitor
      2⤵
      • 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
      PID:4128
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\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 use of WriteProcessMemory
    PID:1856
    • 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:5100
  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe
    "C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.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
    PID:5584
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe" --monitor
      2⤵
        PID:4812
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe"
      1⤵
        PID:1164

      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 f7cb80d8e1e6b0ccfe0b9c679ba312d77f64f9502cff386933ba749d2dce13f5
            • MD5 SHA1 SHA512 TLSH

            223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
            • Size 2KB
            • SHA256 b2f485b77661e0d38c0e523014d2065b69c2ad75c98279ceed44bdd21e69a68a
            • MD5 SHA1 SHA512 TLSH

            421EC2E1E0F47FC59DB99BB19E16DA88

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
            • Size 279B
            • SHA256 a68218899b1a409d5089df3894ec2bdd43f1b0947fb7898fcec41f15bcef9a8c
            • MD5 SHA1 SHA512 TLSH

            49A7F8B8A2FD8A9E65352CD7C88B1D10

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
            • Size 181KB
            • SHA256 6617259cb1aeaf76c2ee30939cc9c6573bda69806675bb9257e5768485c0ede8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
            • Size 977B
            • SHA256 7dd1ff632ddd6df8ebdf2bea038f358372f4d43ed9624a86ca916a0cf1c90287
            • MD5 SHA1 SHA512 TLSH

            DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
            • Size 2KB
            • SHA256 d9d92bb5e0f4a161494ae9e9a8002f2a5223422e25337b493879d69afc780188
            • 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 2dd6cdf103ff1c98e05d8a95918c176b6072ca09770221cc7b43a770132107b5
            • MD5 SHA1 SHA512 TLSH

            18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
            • Size 488B
            • SHA256 6bb22e2c00e3006ab317f48aae8f12e4d5455681709326d00a283d52c33f7668
            • MD5 SHA1 SHA512 TLSH

            223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
            • Size 450B
            • SHA256 21248e714d7a6d830f9c6a34fa631052d29c82be2c15275b7f15ba52251f0e0d
            • MD5 SHA1 SHA512 TLSH

            421EC2E1E0F47FC59DB99BB19E16DA88

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
            • Size 484B
            • SHA256 39528303b854a8d1537fd937249a4837cdec24a24c72cb674c0431a2aa09a151
            • MD5 SHA1 SHA512 TLSH

            49A7F8B8A2FD8A9E65352CD7C88B1D10

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
            • Size 248B
            • SHA256 b066c970560880682ea47c9f7e21597a86a6c435caf030ea293adcf9f02e3bed
            • MD5 SHA1 SHA512 TLSH

            D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
            • Size 488B
            • SHA256 41e1a6b4187ab8ada36cec00ed95e459e8bf80e9906544152bb465aab29d1007
            • MD5 SHA1 SHA512 TLSH

            DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
            • Size 474B
            • SHA256 6293031a2d97b9b129a615eef123919dbe8645d1861a54e530db374cd2943d8b
            • MD5 SHA1 SHA512 TLSH

            F15827BEC5BABE89C21DCDAE77464BF1

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
            • Size 192B
            • SHA256 b287527b17bc7e34d6c3dd336551c2af9cb00ff327898571294bd0d751e88e19
            • MD5 SHA1 SHA512 TLSH

            WindowsInternal.exe

            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe
            • Size 16.9MB
            • SHA256 5c251ce7408cbb06093b9a35bb0922f931f9cbe6d84a92c8c6b31c02acc58fdf
            • MD5 SHA1 SHA512 SSDEEP TLSH

            CoreSystem.exe

            • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\CoreSystem.exe
            • Size 16.5MB
            • SHA256 ada91196fd1040f9c6ef095101e0b99ae0b1ba070abf78df877248d16da649ee
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RuntimeBroker32.exe

            • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\RuntimeBroker32.exe
            • Size 16.0MB
            • SHA256 f6625b5b0e3d92d9e6108cffa07d860509aa45b30cb42a2d49f4d893a8ac38a8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            UserSession.exe

            • Path C:\Users\Admin\AppData\Local\Temp\UserSession.exe
            • Size 16.2MB
            • SHA256 f00f7d1d856dec92947984b746efb4250f0897b018d9aa7cf251fd74093b4ef7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ServiceHost.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe
            • Size 17.0MB
            • SHA256 23f7e3323e3a8638b666f193ff19a55a5e16d5ce3d80d1173ba2baad00a4176e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ServiceHost.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe
            • Size 15.1MB
            • SHA256 6f9a4640d03dd0bba316035daf10399844085410009b779baa5b3c10671cebe2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ServiceHost.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\ServiceHost.exe
            • Size 15.8MB
            • SHA256 4cea2b14d164913412df2bc614c47640ab6e11b3e82169ff81e7e7a61a031194
            • MD5 SHA1 SHA512 SSDEEP TLSH

            InputService.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.exe
            • Size 16.3MB
            • SHA256 572a70e54341ce848cadb3d0f908b04ed256918d78ee72311a69acad49c52252
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RuntimeBroker32.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\RuntimeBroker32.exe
            • Size 16.7MB
            • SHA256 9459b98d5ded4e81d400dfc2e8ab7eeebebb4cb761221f380b7c776109319777
            • MD5 SHA1 SHA512 SSDEEP TLSH

            BackgroundTask.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\BackgroundTask.exe
            • Size 15.9MB
            • SHA256 2b3f5f09aabe15e3cc1e92341e9062a74bdc6d61e26f77ffaa5c65ce14ae26fa
            • MD5 SHA1 SHA512 SSDEEP TLSH

            NetworkHelper.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\NetworkHelper.exe
            • Size 16.1MB
            • SHA256 71f7b75b9d22fe7148597bf54f5aaf93613b839389f9116cab45197070f8f13e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SystemTrayHelper.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe
            • Size 16.8MB
            • SHA256 5b740679e368f9e07e88f7a3492831cdd5e83e3798af8add27c6b79ca8ffb365
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WindowsHost.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsHost.exe
            • Size 16.4MB
            • SHA256 bf17c4c1aeee0d3f10d9e1a9b99b8f04a9e11201380530ee9f481fb372236157
            • MD5 SHA1 SHA512 SSDEEP TLSH