Analysis

  • max time kernel
    149s
  • 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, 09:52

General

  • Target
    tmps94jy7s6.exe
  • Size 9.1MB
  • Sample260602-lwebxaav5z
  • SHA256 7ae1e7928853d752228f3e2a6bfad1e798f0f7ed085ffb86425c33bb44b8c205
  • 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\tmps94jy7s6.exe
    "C:\Users\Admin\AppData\Local\Temp\tmps94jy7s6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3524
    • 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:4512
    • C:\Users\Admin\AppData\Local\Temp\tmps94jy7s6.exe
      "C:\Users\Admin\AppData\Local\Temp\tmps94jy7s6.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:4304
      • 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:2816
      • 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:4996
        • 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:2868
      • 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:1100
      • 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:2192
      • 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:4188
        • 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:2356
        • 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:3984
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:2068
          • 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:4952
          • 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:5040
          • 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:2392
          • 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:3928
    • 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:4364
      • 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:1272
      • 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:3300
        • 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:4440
    • 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:2356
      • 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:1588
      • 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:2384
        • 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:3504

    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 668db083a488f31ef8d62aab9bcd1f3c6eef1a9f8ca7343635f0a3ecaea3a4b8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-Interactive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
          • Size 21KB
          • SHA256 a6c0f5188e0023ffa74f8bf44b2d6c959e85aa072a2b017c1c33b0d27c2bf442
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_d5qelalh.gc1.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d5qelalh.gc1.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 13c8993525e23c976685a693acc8f2be1986533f986597c391c25bb0b994f9d5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-Interactive

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
          • Size 19KB
          • SHA256 679b52da67cdf6169b8087aa34338fc2a4f1213faff8d24262d6522b61101116
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-Interactive

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
          • Size 19KB
          • SHA256 93655b4b2b6ff81adae97356342f0064e255372f7e52ddaaf13f15a35153f1c6
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-Interactive

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
          • Size 19KB
          • SHA256 ac505be7b30c6cb141d5d25c5c7c5557f0f1fe5e7532c9796c786d5e3137ada9
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-Interactive

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
          • Size 19KB
          • SHA256 711bb24d4b9414abbc6c64733f85435dfc66a9295e9b2fb06c795ae82d88c5f5
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-Interactive

          • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
          • Size 19KB
          • SHA256 ee8c2514d6f82ce829df58674e3113e20a967bf0e711e1665960a2d7df357be8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          csrss.exe

          • Path C:\Windows\rss\csrss.exe
          • Size 9.1MB
          • SHA256 7ae1e7928853d752228f3e2a6bfad1e798f0f7ed085ffb86425c33bb44b8c205
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1100-70-0x0000000005880000-0x0000000005BD4000-memory.dmp

          memory/1100-80-0x0000000071720000-0x0000000071A74000-memory.dmp

          memory/1100-79-0x0000000070F60000-0x0000000070FAC000-memory.dmp

          memory/1272-144-0x0000000071040000-0x0000000071394000-memory.dmp

          memory/1272-127-0x0000000006280000-0x00000000065D4000-memory.dmp

          memory/1272-152-0x0000000006600000-0x0000000006614000-memory.dmp

          memory/1272-143-0x0000000070EC0000-0x0000000070F0C000-memory.dmp

          memory/1588-215-0x0000000007480000-0x0000000007523000-memory.dmp

          memory/1588-225-0x0000000005930000-0x0000000005944000-memory.dmp

          memory/1588-223-0x00000000058F0000-0x0000000005901000-memory.dmp

          memory/1588-207-0x0000000070D90000-0x00000000710E4000-memory.dmp

          memory/1588-206-0x0000000075800000-0x000000007584C000-memory.dmp

          memory/2192-99-0x0000000071700000-0x0000000071A54000-memory.dmp

          memory/2192-98-0x0000000070F60000-0x0000000070FAC000-memory.dmp

          memory/2192-89-0x0000000005AC0000-0x0000000005E14000-memory.dmp

          memory/2356-141-0x0000000007B20000-0x0000000007BC3000-memory.dmp

          memory/2356-131-0x0000000006920000-0x000000000696C000-memory.dmp

          memory/2356-132-0x0000000070EC0000-0x0000000070F0C000-memory.dmp

          memory/2356-142-0x0000000007E30000-0x0000000007E41000-memory.dmp

          memory/2356-133-0x0000000071040000-0x0000000071394000-memory.dmp

          memory/2816-66-0x0000000007740000-0x0000000007754000-memory.dmp

          memory/2816-56-0x00000000710E0000-0x0000000071434000-memory.dmp

          memory/2816-64-0x00000000073A0000-0x0000000007443000-memory.dmp

          memory/2816-65-0x00000000076F0000-0x0000000007701000-memory.dmp

          memory/2816-55-0x0000000070F60000-0x0000000070FAC000-memory.dmp

          memory/2816-54-0x0000000006790000-0x00000000067DC000-memory.dmp

          memory/2816-53-0x0000000005D40000-0x0000000006094000-memory.dmp

          memory/3504-246-0x0000000075800000-0x000000007584C000-memory.dmp

          memory/3504-255-0x00000000073D0000-0x0000000007473000-memory.dmp

          memory/3504-247-0x0000000070D90000-0x00000000710E4000-memory.dmp

          memory/4440-193-0x0000000070D90000-0x00000000710E4000-memory.dmp

          memory/4440-192-0x0000000075800000-0x000000007584C000-memory.dmp

          memory/4512-36-0x0000000007D50000-0x0000000007DF3000-memory.dmp

          memory/4512-16-0x0000000006810000-0x000000000685C000-memory.dmp

          memory/4512-42-0x0000000007F90000-0x0000000007FAA000-memory.dmp

          memory/4512-41-0x0000000007EA0000-0x0000000007EB4000-memory.dmp

          memory/4512-40-0x0000000007E90000-0x0000000007E9E000-memory.dmp

          memory/4512-39-0x0000000007E50000-0x0000000007E61000-memory.dmp

          memory/4512-38-0x0000000007EF0000-0x0000000007F86000-memory.dmp

          memory/4512-37-0x0000000007E30000-0x0000000007E3A000-memory.dmp

          memory/4512-32-0x0000000007D30000-0x0000000007D4E000-memory.dmp

          memory/4512-33-0x0000000002E10000-0x0000000002E20000-memory.dmp

          memory/4512-0-0x0000000002E10000-0x0000000002E20000-memory.dmp

          memory/4512-34-0x0000000002E10000-0x0000000002E20000-memory.dmp

          memory/4512-35-0x0000000002E10000-0x0000000002E20000-memory.dmp

          memory/4512-24-0x0000000071000000-0x0000000071354000-memory.dmp

          memory/4512-23-0x0000000070E60000-0x0000000070EAC000-memory.dmp

          memory/4512-1-0x00000000031B0000-0x00000000031E6000-memory.dmp

          memory/4512-22-0x0000000007CF0000-0x0000000007D22000-memory.dmp

          memory/4512-2-0x0000000002E10000-0x0000000002E20000-memory.dmp

          memory/4512-3-0x0000000005960000-0x0000000005F88000-memory.dmp

          memory/4512-4-0x0000000005890000-0x00000000058B2000-memory.dmp

          memory/4512-5-0x0000000005F90000-0x0000000005FF6000-memory.dmp

          memory/4512-6-0x0000000006000000-0x0000000006066000-memory.dmp

          memory/4512-21-0x000000007F350000-0x000000007F360000-memory.dmp

          memory/4512-20-0x0000000007B20000-0x0000000007B3A000-memory.dmp

          memory/4512-19-0x00000000081A0000-0x000000000881A000-memory.dmp

          memory/4512-14-0x00000000061F0000-0x0000000006544000-memory.dmp

          memory/4512-18-0x0000000007AA0000-0x0000000007B16000-memory.dmp

          memory/4512-17-0x0000000006CD0000-0x0000000006D14000-memory.dmp

          memory/4512-43-0x0000000007EE0000-0x0000000007EE8000-memory.dmp

          memory/4512-15-0x0000000006750000-0x000000000676E000-memory.dmp

          memory/4952-202-0x0000000006890000-0x00000000068A4000-memory.dmp

          memory/4952-184-0x0000000008010000-0x0000000008021000-memory.dmp

          memory/4952-174-0x0000000075800000-0x000000007584C000-memory.dmp

          memory/4952-183-0x0000000007CB0000-0x0000000007D53000-memory.dmp

          memory/4952-175-0x0000000070D90000-0x00000000710E4000-memory.dmp

          memory/4952-165-0x0000000006AE0000-0x0000000006B2C000-memory.dmp

          memory/4952-163-0x00000000064D0000-0x0000000006824000-memory.dmp

          memory/5040-228-0x0000000075800000-0x000000007584C000-memory.dmp

          memory/5040-237-0x0000000007A20000-0x0000000007AC3000-memory.dmp

          memory/5040-229-0x0000000070D90000-0x00000000710E4000-memory.dmp