Analysis

  • max time kernel
    148s
  • 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
    10/07/2026, 15:48

General

  • Target
    91159822f6d5b517404eb7a442d859732dbb754ef25eaacf2ff0574237b278b9.exe
  • Size 4.7MB
  • Sample260710-s9adfaew5x
  • SHA256 91159822f6d5b517404eb7a442d859732dbb754ef25eaacf2ff0574237b278b9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 22 IoCs
  • Adds Run key to start application 2 TTPs 12 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 11 IoCs

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

  • Detect suspicious telegram bot 12 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 23 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91159822f6d5b517404eb7a442d859732dbb754ef25eaacf2ff0574237b278b9.exe
    "C:\Users\Admin\AppData\Local\Temp\91159822f6d5b517404eb7a442d859732dbb754ef25eaacf2ff0574237b278b9.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4600
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\WindowsHost.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\WindowsHost.exe" --monitor
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:6052
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\WindowsHost.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\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:3448
    • C:\Users\Admin\AppData\Local\Temp\Diagnostics\ServiceHost.exe
      "C:\Users\Admin\AppData\Local\Temp\Diagnostics\ServiceHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5752
  • C:\Users\Admin\AppData\Local\Temp\Diagnostics\ServiceHost.exe
    "C:\Users\Admin\AppData\Local\Temp\\Diagnostics\ServiceHost.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:1800
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SystemTrayHelper.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SystemTrayHelper.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1248
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SystemTrayHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\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:4980
    • C:\Users\Admin\AppData\Local\Temp\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Temp\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5544
  • C:\Users\Admin\AppData\Local\Temp\SystemHost.exe
    "C:\Users\Admin\AppData\Local\Temp\\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:4352
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\RuntimeBroker32.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\RuntimeBroker32.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5040
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\RuntimeBroker32.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\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:4448
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2060
  • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5768
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Users\Admin\AppData\Local\Temp\BackgroundTask.exe
      "C:\Users\Admin\AppData\Local\Temp\BackgroundTask.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:956
  • C:\Users\Admin\AppData\Local\Temp\BackgroundTask.exe
    "C:\Users\Admin\AppData\Local\Temp\\BackgroundTask.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4260
    • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1100
  • C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsInternal.exe
      "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsInternal.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4128
  • C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsInternal.exe
    "C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsInternal.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe
      "C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe" --monitor
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3528
  • C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe
    "C:\Users\Admin\AppData\Local\Temp\\CoreSystem.exe"
    1⤵
    • Executes dropped EXE
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    PID:2832
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SystemHost.exe" --monitor
      2⤵
        PID:1324
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SystemHost.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SystemHost.exe"
      1⤵
        PID:5300

      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 281B
            • SHA256 12c4b86da3419e077717c4094962135b91e2cb44392b783c4d4cc2db015a36e8
            • 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 e352c09569b69b6e9adcb5431e40ba976a0df22e03fd633c744c03cc60ae208a
            • MD5 SHA1 SHA512 TLSH

            223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
            • Size 2KB
            • SHA256 53dcc22e83066b4483d942fcee8e25fc0906fd122ea203c04a08e5d01ecf1a3a
            • MD5 SHA1 SHA512 TLSH

            A8A4CE43DA65177907B85FEC6335160B

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\A8A4CE43DA65177907B85FEC6335160B
            • Size 79KB
            • SHA256 a5c044b711f24f6e0edb0f775e4321cbeed8d56ff5cc33e05b4e3ff6ae5f5b93
            • MD5 SHA1 SHA512 SSDEEP TLSH

            D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
            • Size 978B
            • SHA256 15a881b9d810cd4624fa85b0e8f41aba52c138f423014183bee0407d3f49f83c
            • MD5 SHA1 SHA512 TLSH

            DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
            • Size 2KB
            • SHA256 a8ccf971ea17a8e9db038790a94e41fc11c5428bd64bed4525d6d5f1a3bebdbb
            • 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 ff14ae3b6809acc8a9d473bf1ba91c84a4ce9a5f7a6d3146d9cfbed190b35e98
            • MD5 SHA1 SHA512 TLSH

            103621DE9CD5414CC2538780B4B75751

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
            • Size 192B
            • SHA256 bcd7cc36a15e47d69dbe42cdea093fa21bc3e41513a268150663ecbe29e2712d
            • MD5 SHA1 SHA512 TLSH

            18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\18159EBD3277736D0444419407768451_2FD781D15115165DD3192E4E42E088C7
            • Size 488B
            • SHA256 20bc5285e0b78a1f1bfdbdf4d5918bca0a86410de7489ce7908933abf76eced8
            • MD5 SHA1 SHA512 TLSH

            223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\223DE96EE265046957A660ED7C9DD9E7_EFF9B9BA98DEAA773F261FA85A0B1771
            • Size 450B
            • SHA256 891f76490f6fdcfd9136c1bf1cca3019a23630eba8a57d5b197d84123f5477d3
            • MD5 SHA1 SHA512 TLSH

            A8A4CE43DA65177907B85FEC6335160B

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\A8A4CE43DA65177907B85FEC6335160B
            • Size 246B
            • SHA256 9f330b06b4034dca36efc99d0dbbdcd3db36e58085a83e060f5a72c0c1d57944
            • MD5 SHA1 SHA512 TLSH

            D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_A16793B4EA930C0E219244CEE32C9A44
            • Size 488B
            • SHA256 53ad44dd6b0c9638b69597c13d4c1024fe78511301a23900b49371b59fdb7c17
            • MD5 SHA1 SHA512 TLSH

            DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF2B6F1E6BCC61CEBCA21A02089A3B19_4F548F7827F125ACC54E53397A41333A
            • Size 474B
            • SHA256 f7044924a19f55c4b4ea980df9a3e8f2612397040472722728bb33aa262e44fb
            • MD5 SHA1 SHA512 TLSH

            F15827BEC5BABE89C21DCDAE77464BF1

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F15827BEC5BABE89C21DCDAE77464BF1
            • Size 192B
            • SHA256 3ec7e5d705fb33e52a2ca6aca8a8fa81bef288217f7e68156c3bd38042937fdb
            • MD5 SHA1 SHA512 TLSH

            SystemHost.exe

            • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\SystemHost.exe
            • Size 5.5MB
            • SHA256 89e09bcb52e114af6b737c3e325a4b877c9cab9daa279042cd6a4754e54bb6eb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WindowsInternal.exe

            • Path C:\Users\Admin\AppData\Local\Low\Microsoft\CryptnetUrlCache\WindowsInternal.exe
            • Size 5.8MB
            • SHA256 1c5b6df51f0fb7ea23913de5bda97a03c677d9ccefe2ffe59a5c73ca8c7bd719
            • MD5 SHA1 SHA512 SSDEEP TLSH

            CoreSystem.exe

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\CoreSystem.exe
            • Size 5.4MB
            • SHA256 1ebc260cd9aed225f1a8e6ac56034bf90d1477e401a64b3cbefdc0413d77d5f0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SystemHost.exe

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\WER\ReportQueue\SystemHost.exe
            • Size 6.0MB
            • SHA256 a0fd08d7941ce7ccc8cce583dc2ce6d4bf199645ef2762281710fd1e2bbd9508
            • MD5 SHA1 SHA512 SSDEEP TLSH

            BackgroundTask.exe

            • Path C:\Users\Admin\AppData\Local\Temp\BackgroundTask.exe
            • Size 5.6MB
            • SHA256 8d00d0b45fb8225aa4f8afd5f192c3d10769c60956b24b27c05f3cb41e7a5862
            • MD5 SHA1 SHA512 SSDEEP TLSH

            CoreSystem.exe

            • Path C:\Users\Admin\AppData\Local\Temp\CoreSystem.exe
            • Size 5.9MB
            • SHA256 7456158e054b0747b9276068fb928ec863de30810816c0813a4be3036ac7006a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            ServiceHost.exe

            • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\ServiceHost.exe
            • Size 4.9MB
            • SHA256 288e638a14cd1bf1639d4228888ed3a7de158760989e35d97fc09cd15540b4d8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WindowsHost.exe

            • Path C:\Users\Admin\AppData\Local\Temp\Diagnostics\WindowsHost.exe
            • Size 4.8MB
            • SHA256 ae4eedc504bd2145729583a2488daa470f574f8d7c6013a1f7957e7043c8c0d6
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SystemHost.exe

            • Path C:\Users\Admin\AppData\Local\Temp\SystemHost.exe
            • Size 5.1MB
            • SHA256 1ada5da43a8b5440bf4affe926bf353073f1be7d33eb97aa8ec06fd528d40315
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RuntimeBroker32.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\RuntimeBroker32.exe
            • Size 5.2MB
            • SHA256 7e0e361297b7abe05639be50bec328da6ddff545ab75cf1e90ac250e6a0eb793
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WindowsShell.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\CLR_v4.0\WindowsShell.exe
            • Size 5.7MB
            • SHA256 203cc2db22cc5f8f0f4dc5aae0a84cb0f1325db5e5e28504db1b5c36a592ddbd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            SystemTrayHelper.exe

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\SystemTrayHelper.exe
            • Size 5.0MB
            • SHA256 bc0ad096efa2970388eb6e466a33126b7899c7e8c8b9b351d817ff36ef0fc994
            • MD5 SHA1 SHA512 SSDEEP TLSH