Analysis

  • max time kernel
    150s
  • 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
    10/09/2026, 17:32

General

  • Target
    2c8a2524877783b69d7b96a520faf21b0c969abb3270c1c211f7936287bb0440.exe
  • Size 10.3MB
  • Sample260910-v4bqesv1ex
  • SHA256 2c8a2524877783b69d7b96a520faf21b0c969abb3270c1c211f7936287bb0440
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 18 IoCs
  • Adds Run key to start application 2 TTPs 12 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 9 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 19 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c8a2524877783b69d7b96a520faf21b0c969abb3270c1c211f7936287bb0440.exe
    "C:\Users\Admin\AppData\Local\Temp\2c8a2524877783b69d7b96a520faf21b0c969abb3270c1c211f7936287bb0440.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\RuntimeBroker32.exe
      "C:\Users\Admin\AppData\Local\Temp\RuntimeBroker32.exe" --monitor
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2444
  • C:\Users\Admin\AppData\Local\Temp\RuntimeBroker32.exe
    "C:\Users\Admin\AppData\Local\Temp\\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:4268
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsHost.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5576
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsHost.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\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:1792
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UserSession.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UserSession.exe" --monitor
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:4684
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UserSession.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\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:896
    • 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
      • Suspicious behavior: EnumeratesProcesses
      PID:6008
  • 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 behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5952
    • 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
      • Suspicious behavior: EnumeratesProcesses
      PID:3004
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\UpdateService.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:3472
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5316
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2852
    • 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
      • System Location Discovery: System Language Discovery
      PID:5988
  • 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
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\CoreSystem.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:6052
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\CoreSystem.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\CoreSystem.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5400
    • 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
      • System Location Discovery: System Language Discovery
      PID:3496
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4644

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 6ac45142693bd1c458512e3b8def1881e3fe3a81b85425044c0f460d67eac362
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 2KB
        • SHA256 407466a7bf7a775973c4c9f5277feec33d64debdc13b130e25446b9b5af3893d
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 281B
        • SHA256 0e88a5f0db492c6d183a9c530238a34b60ddf8e643d59bb067a8bed73f3b04d7
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 177KB
        • SHA256 6ba279264dee83e77b29b9f11f02c78b1a29f1ff4b217f85a3ef0eb68e37830b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 978B
        • SHA256 d47f36305c57a449d1209353c65cf916990d10c10bbb8dce40387ad034ead9fe
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 2KB
        • SHA256 f38d96786bd6c666347abdee0f69f50848ed6702f7d9b73485da564b84aa9a0b
        • 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 09c75ecea9c364c11fa9062930b460e3381eb264937106bccd3abb7094d96741
        • MD5 SHA1 SHA512 TLSH

        18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
        • Size 488B
        • SHA256 28219c322681893269e5e3d6181279c763cca0d71a952d79fab31f557cadbdc0
        • MD5 SHA1 SHA512 TLSH

        223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
        • Size 450B
        • SHA256 6c83d79293f576d39450ac549da9df65e5771f7edb807a2932ceac4e18cb0990
        • MD5 SHA1 SHA512 TLSH

        421EC2E1E0F47FC59DB99BB19E16DA88

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\421EC2E1E0F47FC59DB99BB19E16DA88
        • Size 484B
        • SHA256 b7272a61aecd1bb60fb2cff42ae4f44507b67c2c95cc51523f5827baf9001bc2
        • MD5 SHA1 SHA512 TLSH

        49A7F8B8A2FD8A9E65352CD7C88B1D10

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\49A7F8B8A2FD8A9E65352CD7C88B1D10
        • Size 248B
        • SHA256 30d14733d3f18fe91d7bf612c3c418b6509ca1bac509bdbc54b0b877cefc02af
        • MD5 SHA1 SHA512 TLSH

        D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
        • Size 488B
        • SHA256 ea4e8187dc094417b3e27c70d3e56df5d4c1744fc6f49b3cc907a7423b7f6897
        • MD5 SHA1 SHA512 TLSH

        DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
        • Size 474B
        • SHA256 860c664cf9980df8870d150502c435a36694f2ff51ab3e255744abd03f2f1b49
        • MD5 SHA1 SHA512 TLSH

        F15827BEC5BABE89C21DCDAE77464BF1

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
        • Size 192B
        • SHA256 c68fe680907da5092f76fd391633dd02baca5eaf6c63fc2c91af7ee7456ecc4c
        • MD5 SHA1 SHA512 TLSH

        WindowsHost.exe

        • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsHost.exe
        • Size 10.5MB
        • SHA256 aa87568826d6c1620b005efaeaf50bc0624ca226eaa3c316525f5c8fd09b132b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateService.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\UpdateService.exe
        • Size 10.9MB
        • SHA256 99e0395c12236997e6c70afb6d45ba3c26d564c821281b34b1104ef4ace71968
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RuntimeBroker32.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RuntimeBroker32.exe
        • Size 10.4MB
        • SHA256 9e236b9a5f2136b75f4565d4e2819751697935bb4989d33e02f1f8d39fe80903
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\CoreSystem.exe
        • Size 11.0MB
        • SHA256 08f1b665bc031a6c6b0109e19942f6f3742907872b82c655e0693e00aa2033f4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InputService.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Diagnostics\InputService.exe
        • Size 11.4MB
        • SHA256 9177a914b1059b94519164927adaa24c2a7aef5ec352dffd4838e0b9655d5e79
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CoreSystem.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\CoreSystem.exe
        • Size 11.2MB
        • SHA256 213ead1048b73f226c51b9b076909e5117554cf403760ef94983a5ba7820bbf5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SecurityCore.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SecurityCore.exe
        • Size 10.8MB
        • SHA256 b40c0b8e8717b8a4eca246aec3668b1979d962c7afcfd3267f53d63411d3e097
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UserSession.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\UserSession.exe
        • Size 10.7MB
        • SHA256 74d76772b17d02cfc83701506ca009400e51213e681b42f9f69ea3fdb2c39889
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsHost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemMonitor\WindowsHost.exe
        • Size 11.1MB
        • SHA256 4bdeb1e3a326ceb4dcf4b72cc0728650880c29052403b4fd938fc0dd1b39f274
        • MD5 SHA1 SHA512 SSDEEP TLSH