Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/06/2026, 10:25

General

  • Target
    tmp9t_tezdw.exe
  • Size 9.1MB
  • Sample260602-mggddsaz9y
  • SHA256 cdc6c87ca04b9ae34b819f3d394c370993d2ca046ddce4acc6b0a8e3c2aa3a6c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba payload 1 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Manipulates WinMonFS driver. 1 IoCs

    Roottkits write to WinMonFS to hide directories/files from being detected.

  • Drops file in System32 directory 9 IoCs
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 11 IoCs

    Using powershell.exe command.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 18 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 64 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp9t_tezdw.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp9t_tezdw.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2584
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756
    • C:\Users\Admin\AppData\Local\Temp\tmp9t_tezdw.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp9t_tezdw.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4844
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5032
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2872
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:4664
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1768
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4592
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Manipulates WinMonFS driver.
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          4⤵
          • Drops file in System32 directory
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4168
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3556
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:4460
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4944
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1860
          • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
            C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:3656
            • C:\Windows\System32\Conhost.exe
              \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
              5⤵
                PID:4944
            • C:\Windows\SYSTEM32\schtasks.exe
              schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
              4⤵
              • Scheduled Task/Job: Scheduled Task
              PID:4124
      • C:\Windows\rss\csrss.exe
        "C:\Windows\rss\csrss.exe"
        1⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4692
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          2⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4948
        • C:\Windows\rss\csrss.exe
          "C:\Windows\rss\csrss.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1548
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            3⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4524
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        1⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3204
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          2⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3836
        • C:\Windows\rss\csrss.exe
          "C:\Windows\rss\csrss.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2416
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            3⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2480

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            powershell.exe.log

            • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
            • Size 2KB
            • SHA256 f019af2e5e74cdf13c963910500f9436c66b6f2901f5056d72f82310f20113b9
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-Interactive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 21KB
            • SHA256 3ecb7931ab615e2deb7200c9d7a070e038e420b6ba000655091affc0064b1987
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 21KB
            • SHA256 fd420a38a4d7e014d8fbd6735b12f87fe81aaf869d814008cdccefecf3945649
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_s05wa1yz.jrh.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_s05wa1yz.jrh.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            injector.exe

            • Path C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
            • Size 281KB
            • SHA256 5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            powershell.exe.log

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
            • Size 2KB
            • SHA256 6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 99e4ad173a3686b7b9e75ee0090536e0e553a44d8947faa00659fdba5b1a9015
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 0c3bf8604db33da40d6feeeeb8c4d3be1d951b8c4a0420dd70e649fef3f3d31a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 09553d17cdc9c4185d670fc1852e3ad5ff4c601e838c477b60425e72ccc84294
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 ecf2afdf160f5663c2c1dd92b7b3271e4b9085ac7dc1e3b4a204afde598e36b5
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 3e05e9e93c2e7ed14193dbad0f7937b0353a462cf00cbb56d84c7cb63a7b835a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 29d7cf475b89e8f90da9642cbdf72ef9f53dd4d1421ae9570e6226cc51a0b755
            • MD5 SHA1 SHA512 SSDEEP TLSH

            csrss.exe

            • Path C:\Windows\rss\csrss.exe
            • Size 9.1MB
            • SHA256 cdc6c87ca04b9ae34b819f3d394c370993d2ca046ddce4acc6b0a8e3c2aa3a6c
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1768-80-0x0000000070610000-0x0000000070964000-memory.dmp

            memory/1768-79-0x0000000070470000-0x00000000704BC000-memory.dmp

            memory/1768-77-0x0000000005CF0000-0x0000000006044000-memory.dmp

            memory/1860-231-0x0000000006440000-0x0000000006454000-memory.dmp

            memory/1860-212-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/1860-213-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/2480-249-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/2480-250-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/2480-258-0x0000000006EA0000-0x0000000006F43000-memory.dmp

            memory/2480-259-0x0000000007050000-0x0000000007061000-memory.dmp

            memory/2480-260-0x0000000005A00000-0x0000000005A14000-memory.dmp

            memory/2756-25-0x0000000004910000-0x0000000004920000-memory.dmp

            memory/2756-36-0x00000000072A0000-0x0000000007343000-memory.dmp

            memory/2756-39-0x00000000073B0000-0x00000000073C1000-memory.dmp

            memory/2756-40-0x00000000073F0000-0x00000000073FE000-memory.dmp

            memory/2756-41-0x0000000007400000-0x0000000007414000-memory.dmp

            memory/2756-42-0x00000000074F0000-0x000000000750A000-memory.dmp

            memory/2756-43-0x0000000007440000-0x0000000007448000-memory.dmp

            memory/2756-1-0x00000000026D0000-0x0000000002706000-memory.dmp

            memory/2756-2-0x0000000004910000-0x0000000004920000-memory.dmp

            memory/2756-3-0x0000000004F50000-0x0000000005578000-memory.dmp

            memory/2756-4-0x0000000004DF0000-0x0000000004E12000-memory.dmp

            memory/2756-5-0x0000000004EA0000-0x0000000004F06000-memory.dmp

            memory/2756-6-0x0000000005580000-0x00000000055E6000-memory.dmp

            memory/2756-14-0x00000000057C0000-0x0000000005B14000-memory.dmp

            memory/2756-37-0x0000000007390000-0x000000000739A000-memory.dmp

            memory/2756-21-0x000000007FB90000-0x000000007FBA0000-memory.dmp

            memory/2756-35-0x0000000007280000-0x000000000729E000-memory.dmp

            memory/2756-0-0x0000000004910000-0x0000000004920000-memory.dmp

            memory/2756-26-0x0000000004910000-0x0000000004920000-memory.dmp

            memory/2756-15-0x0000000005CC0000-0x0000000005CDE000-memory.dmp

            memory/2756-27-0x0000000004910000-0x0000000004920000-memory.dmp

            memory/2756-16-0x0000000005D00000-0x0000000005D4C000-memory.dmp

            memory/2756-17-0x0000000006220000-0x0000000006264000-memory.dmp

            memory/2756-24-0x00000000704F0000-0x0000000070844000-memory.dmp

            memory/2756-22-0x0000000007240000-0x0000000007272000-memory.dmp

            memory/2756-23-0x0000000070370000-0x00000000703BC000-memory.dmp

            memory/2756-20-0x0000000007080000-0x000000000709A000-memory.dmp

            memory/2756-18-0x0000000006FE0000-0x0000000007056000-memory.dmp

            memory/2756-19-0x00000000076E0000-0x0000000007D5A000-memory.dmp

            memory/2756-38-0x0000000007450000-0x00000000074E6000-memory.dmp

            memory/3836-204-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/3836-203-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/4168-132-0x0000000006DF0000-0x0000000006E93000-memory.dmp

            memory/4168-124-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/4168-143-0x0000000005980000-0x0000000005994000-memory.dmp

            memory/4168-117-0x00000000054F0000-0x0000000005844000-memory.dmp

            memory/4168-121-0x0000000005BD0000-0x0000000005C1C000-memory.dmp

            memory/4168-123-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/4168-133-0x00000000070F0000-0x0000000007101000-memory.dmp

            memory/4524-221-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/4524-222-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/4592-99-0x00000000705F0000-0x0000000070944000-memory.dmp

            memory/4592-96-0x0000000005CE0000-0x0000000006034000-memory.dmp

            memory/4592-98-0x0000000070470000-0x00000000704BC000-memory.dmp

            memory/4944-166-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/4944-176-0x0000000007C30000-0x0000000007C41000-memory.dmp

            memory/4944-186-0x00000000064B0000-0x00000000064C4000-memory.dmp

            memory/4944-167-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/4948-162-0x0000000007DC0000-0x0000000007DD1000-memory.dmp

            memory/4948-146-0x0000000070B60000-0x0000000070EB4000-memory.dmp

            memory/4948-154-0x0000000007C80000-0x0000000007D23000-memory.dmp

            memory/4948-145-0x00000000703D0000-0x000000007041C000-memory.dmp

            memory/4948-164-0x00000000064B0000-0x00000000064C4000-memory.dmp

            memory/5032-66-0x0000000007830000-0x0000000007844000-memory.dmp

            memory/5032-65-0x00000000077E0000-0x00000000077F1000-memory.dmp

            memory/5032-64-0x00000000072B0000-0x0000000007353000-memory.dmp

            memory/5032-55-0x0000000070470000-0x00000000704BC000-memory.dmp

            memory/5032-56-0x0000000070C00000-0x0000000070F54000-memory.dmp

            memory/5032-54-0x0000000006320000-0x000000000636C000-memory.dmp

            memory/5032-46-0x0000000005C30000-0x0000000005F84000-memory.dmp