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, 10:24

General

  • Target
    tmpjiezv4qg.exe
  • Size 9.1MB
  • Sample260602-mfd7msaz8x
  • SHA256 d787ebd2a6568778e6715f1cd0f28ef46dd5f2e81ecd67347ab4f667d12605a1
  • 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\tmpjiezv4qg.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpjiezv4qg.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2844
    • 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:4612
    • C:\Users\Admin\AppData\Local\Temp\tmpjiezv4qg.exe
      "C:\Users\Admin\AppData\Local\Temp\tmpjiezv4qg.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:4000
      • 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:1468
      • 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:2700
        • 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:2604
      • 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:1276
      • 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:4940
      • 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:1304
        • 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:2276
        • 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:2188
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:4836
          • 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:2900
          • 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:2984
          • 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:4464
          • 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:5052
    • 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:2156
      • 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:376
      • 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:4172
        • 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:3020
          • C:\Windows\System32\Conhost.exe
            \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
            4⤵
              PID:2276
      • 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:4612
        • 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:2336
        • 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:3692
          • 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:4304

      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 97b60a9450bb22618b8eeaef60f67b66d381b648dfbe8fb5d245f21b9fa2d66a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 21KB
            • SHA256 c9fd1a5471155f2cc1e48a9029561407ec1d5d933acdc974f355ab95836c8f06
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_0fanckvu.v0r.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0fanckvu.v0r.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 a52ad0b11a8e3a5bf2301a47ad77f1494334448815788a5a6806b05c9614ab0e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 b2742bb396d61b6bf9cfad24cead70ed7aea756ac01c07ebaf3beeab2c8faea2
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 36ef6209b14e3c83a55b89af01b4856a1d1a139f08292bace5d1b63fcba90cf9
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 226e6fd49a08e4f7bdd043abac7dfd30774d75efeca9a8113071ddc4f90d7196
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 8e0d11314885902cf76379740cc40ba0fd1c1ec282ded279607b167ec4566b71
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 41917ec21e1947b1f32ca34831ca35c1632e772e1e76f8080be0f75f6715f002
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-Interactive

            • Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
            • Size 19KB
            • SHA256 d75d558166d250eaa0266952af2200f95ce638cdeb5123d28376ffac1025b9ad
            • MD5 SHA1 SHA512 SSDEEP TLSH

            csrss.exe

            • Path C:\Windows\rss\csrss.exe
            • Size 9.1MB
            • SHA256 d787ebd2a6568778e6715f1cd0f28ef46dd5f2e81ecd67347ab4f667d12605a1
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/376-144-0x0000000070990000-0x0000000070CE4000-memory.dmp

            memory/376-143-0x00000000754A0000-0x00000000754EC000-memory.dmp

            memory/1276-80-0x0000000070C00000-0x0000000070F54000-memory.dmp

            memory/1276-79-0x0000000070A80000-0x0000000070ACC000-memory.dmp

            memory/1276-77-0x00000000060D0000-0x0000000006424000-memory.dmp

            memory/1468-66-0x0000000007770000-0x0000000007784000-memory.dmp

            memory/1468-65-0x0000000007720000-0x0000000007731000-memory.dmp

            memory/1468-56-0x0000000070C20000-0x0000000070F74000-memory.dmp

            memory/1468-55-0x0000000070A80000-0x0000000070ACC000-memory.dmp

            memory/1468-54-0x0000000006270000-0x00000000062BC000-memory.dmp

            memory/1468-64-0x00000000073F0000-0x0000000007493000-memory.dmp

            memory/1468-53-0x0000000005D40000-0x0000000006094000-memory.dmp

            memory/2276-133-0x0000000070990000-0x0000000070CE4000-memory.dmp

            memory/2276-123-0x00000000062B0000-0x00000000062FC000-memory.dmp

            memory/2276-141-0x0000000007610000-0x00000000076B3000-memory.dmp

            memory/2276-132-0x00000000754A0000-0x00000000754EC000-memory.dmp

            memory/2276-152-0x0000000005CA0000-0x0000000005CB4000-memory.dmp

            memory/2276-142-0x0000000007970000-0x0000000007981000-memory.dmp

            memory/2276-120-0x0000000005EC0000-0x0000000006214000-memory.dmp

            memory/2336-212-0x0000000071180000-0x00000000714D4000-memory.dmp

            memory/2336-211-0x0000000070810000-0x000000007085C000-memory.dmp

            memory/2900-167-0x0000000070810000-0x000000007085C000-memory.dmp

            memory/2900-193-0x00000000060B0000-0x00000000060C4000-memory.dmp

            memory/2900-165-0x0000000006790000-0x00000000067DC000-memory.dmp

            memory/2900-168-0x0000000071180000-0x00000000714D4000-memory.dmp

            memory/2900-176-0x00000000074D0000-0x0000000007573000-memory.dmp

            memory/2900-156-0x0000000005B90000-0x0000000005EE4000-memory.dmp

            memory/2900-184-0x0000000006070000-0x0000000006081000-memory.dmp

            memory/2984-242-0x0000000006090000-0x00000000060A4000-memory.dmp

            memory/2984-225-0x0000000071180000-0x00000000714D4000-memory.dmp

            memory/2984-223-0x0000000070810000-0x000000007085C000-memory.dmp

            memory/2984-233-0x0000000007920000-0x00000000079C3000-memory.dmp

            memory/2984-234-0x0000000007CA0000-0x0000000007CB1000-memory.dmp

            memory/3020-196-0x0000000071180000-0x00000000714D4000-memory.dmp

            memory/3020-195-0x0000000070810000-0x000000007085C000-memory.dmp

            memory/4304-245-0x0000000070810000-0x000000007085C000-memory.dmp

            memory/4304-246-0x0000000071180000-0x00000000714D4000-memory.dmp

            memory/4304-254-0x0000000007A40000-0x0000000007AE3000-memory.dmp

            memory/4612-36-0x00000000071E0000-0x0000000007283000-memory.dmp

            memory/4612-38-0x0000000007390000-0x0000000007426000-memory.dmp

            memory/4612-21-0x000000007F9F0000-0x000000007FA00000-memory.dmp

            memory/4612-20-0x0000000006FC0000-0x0000000006FDA000-memory.dmp

            memory/4612-19-0x0000000007620000-0x0000000007C9A000-memory.dmp

            memory/4612-18-0x0000000006F20000-0x0000000006F96000-memory.dmp

            memory/4612-17-0x0000000006150000-0x0000000006194000-memory.dmp

            memory/4612-16-0x0000000005C40000-0x0000000005C8C000-memory.dmp

            memory/4612-23-0x0000000070980000-0x00000000709CC000-memory.dmp

            memory/4612-15-0x0000000005C10000-0x0000000005C2E000-memory.dmp

            memory/4612-24-0x0000000070B00000-0x0000000070E54000-memory.dmp

            memory/4612-0-0x0000000002610000-0x0000000002620000-memory.dmp

            memory/4612-35-0x00000000071C0000-0x00000000071DE000-memory.dmp

            memory/4612-34-0x0000000002610000-0x0000000002620000-memory.dmp

            memory/4612-43-0x0000000007370000-0x0000000007378000-memory.dmp

            memory/4612-14-0x0000000005610000-0x0000000005964000-memory.dmp

            memory/4612-33-0x0000000002610000-0x0000000002620000-memory.dmp

            memory/4612-1-0x0000000002620000-0x0000000002656000-memory.dmp

            memory/4612-2-0x0000000002610000-0x0000000002620000-memory.dmp

            memory/4612-8-0x00000000055A0000-0x0000000005606000-memory.dmp

            memory/4612-5-0x0000000005530000-0x0000000005596000-memory.dmp

            memory/4612-4-0x0000000004C60000-0x0000000004C82000-memory.dmp

            memory/4612-32-0x0000000002610000-0x0000000002620000-memory.dmp

            memory/4612-42-0x0000000007430000-0x000000000744A000-memory.dmp

            memory/4612-37-0x00000000072D0000-0x00000000072DA000-memory.dmp

            memory/4612-22-0x0000000007180000-0x00000000071B2000-memory.dmp

            memory/4612-39-0x00000000072F0000-0x0000000007301000-memory.dmp

            memory/4612-3-0x0000000004D50000-0x0000000005378000-memory.dmp

            memory/4612-40-0x0000000007330000-0x000000000733E000-memory.dmp

            memory/4612-41-0x0000000007340000-0x0000000007354000-memory.dmp

            memory/4940-96-0x0000000005C70000-0x0000000005FC4000-memory.dmp

            memory/4940-98-0x0000000070A80000-0x0000000070ACC000-memory.dmp

            memory/4940-99-0x0000000071220000-0x0000000071574000-memory.dmp