Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 17:06

General

  • Target
    878018edb60fa950616daa9e424d8dfd3bd29a3725fafb9efbc54c6fc7f3a4b5.exe
  • Size 960KB
  • Sample260822-vmxxbsff69
  • SHA256 878018edb60fa950616daa9e424d8dfd3bd29a3725fafb9efbc54c6fc7f3a4b5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 14 IoCs
  • Adds Run key to start application 2 TTPs 11 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 9 IoCs

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

  • Detect suspicious telegram bot 7 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 17 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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\878018edb60fa950616daa9e424d8dfd3bd29a3725fafb9efbc54c6fc7f3a4b5.exe
    "C:\Users\Admin\AppData\Local\Temp\878018edb60fa950616daa9e424d8dfd3bd29a3725fafb9efbc54c6fc7f3a4b5.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe" --monitor
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5632
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2128
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2284
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemHost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4184
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemHost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemHost.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:2780
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\NetworkHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\NetworkHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2204
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\NetworkHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\NetworkHelper.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    PID:3340
    • C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe" --monitor
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5608
  • C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Temp\\CoreSystem.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3068
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\NetworkHelper.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\NetworkHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5372
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\NetworkHelper.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\NetworkHelper.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\RuntimeBroker32.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\RuntimeBroker32.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4244
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\RuntimeBroker32.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\RuntimeBroker32.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5100
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\UpdateService.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1844

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 280B
        • SHA256 f972875e70c1d8c955370e51cdaa2b30490a3310e08c9e21d4692e6c275b845e
        • 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 316B
        • SHA256 9066534b093088a317bb7df20fec902d509d2b711c016a7d7600e2716cb4a79f
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 9b8085f5dc24d05d7dd764dad7e560f489b70b9caa373e84944b35b94f044403
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 168KB
        • SHA256 3191da4cd68e7e68ed48a3b9573b30837197b6cda8250775f1e0a73ecc2407fc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 977B
        • SHA256 c738bb236a09684bb5c7c09309854db3abc3bc56034165fa4f8156a3e5a5439a
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 45ef50b36af91b53d9597ebfd54b6ed08f5a5487c0779d59972b74ae43a0f2f2
        • 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 d9adb1c0a9a716cd1198d6b59840fb2979a1f6ae1e2fa98bc526439dd18e6355
        • MD5 SHA1 SHA512 TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 e9de4546654f0601673caba37be6f99a2e8a3145dcc0038195fc3f999e3d59b0
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 cec55e2af45696b21aa1af5de1a1ec4f10aca9a602c75a26c044dba69b5e552b
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 7cd1fe3de0a5d25cc8ddc6dcd2693fa56fd486a422f6a125adf6c8a299d31ff5
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 b4e92f541500e39963c2bf52567222af76172b69dc5970892998e9822c29eba0
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 7f583214b18214fe6f341084072ab680233ba5ba3f628e2745c71e704e9a1f71
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 76c11c4be572d1914f159772b555cce7fd50ba3e0f71cbe49ef21a0a371dbf6c
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 eeb4d6af9bf3b0ed441717992843969ff4a2bbde1a5967c66a630b2409dea234
        • MD5 SHA1 SHA512 TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\NetworkHelper.exe
        • Size 1.6MB
        • SHA256 41550ca7adbcdb419d8acae3517c060495cf1395f9a3a7ab57a60e9290afb850
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsInternal.exe

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search\WindowsInternal.exe
        • Size 1.1MB
        • SHA256 27e34ed17d8c7d9652ad243483cfb9f477a9fee28807ed050e3c25f6ade0c1a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
        • Size 1.8MB
        • SHA256 3c36124ae96efa5b20aaf99a146a07a127a1276575963a6970ea3849ec62dc32
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NetworkHelper.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\NetworkHelper.exe
        • Size 1.4MB
        • SHA256 d5e87daa65e92ffb7f66ac9d4db51a0507fb0912a89412a7ccaac81782f51121
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RuntimeBroker32.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Explorer\RuntimeBroker32.exe
        • Size 1.7MB
        • SHA256 736f29db41e94eefc155efecf14d4ad3db4b3a7fda0c680627762a83b81175e6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemHost.exe
        • Size 1.3MB
        • SHA256 15cdf70a4aee4082baa94c2ef23857994085d12b94de91670537e08e50fdc256
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemTrayHelper.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\SystemTrayHelper.exe
        • Size 1.0MB
        • SHA256 b73affc525319f5341d9cdfb45716c8709a3a54880884209247b22d3cbfff365
        • MD5 SHA1 SHA512 SSDEEP TLSH