Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    15/09/2026, 12:56

General

  • Target
    NEW PO M20875.js
  • Size 1.4MB
  • Sample260915-p6nvwahl81
  • SHA256 bebbc6fc8ccc8c26deb65ce74965b7f129a14185879d55c99bc3ac641eedb2e0
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Hide Artifacts: Hidden Files and Directories 1 TTPs 2 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Executes a command shell one-liner 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\NEW PO M20875.js"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4744
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -command $SGKEYP=$env:BONFU;$QCZUF=$env:ICUG+$env:RODCRNS+$env:PJKSFJR+'.'+$env:XEIAYFN;$ILYGJZZT=$env:KVBSIEE+$env:DEFHZ;$VXNW=$env:MWTIOG+$env:DEFHZ+$env:LMOHAZ;[void][IO.Directory]::$ILYGJZZT([IO.Path]::$VXNW($QCZUF));$DFCBMW=0;$HXWBVTE=$env:IFGMYJ+$env:JISWMRE+$env:BFKKOB;$INKHEUDI=foreach($HKKXT in [IO.File]::$HXWBVTE($SGKEYP)){if($HKKXT-eq$env:CVVYWP){$DFCBMW=1;continue};if($DFCBMW-and$HKKXT-eq$env:SKQDMFB){break};if($DFCBMW){$HKKXT}};$ZCJTKXF=$env:NLJL+$env:JISWMRE+$env:BFKKOB;[IO.File]::$ZCJTKXF($QCZUF,[string[]]@($INKHEUDI),[Text.Encoding]::ASCII)
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4668
    • C:\Windows\System32\conhost.exe
      "C:\Windows\System32\conhost.exe" --headless cmd.exe /c call "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd" & attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
      2⤵
      • Hide Artifacts: Hidden Files and Directories
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\System32\cmd.exe
        cmd.exe /c call C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd & attrib +h +s C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • Suspicious use of WriteProcessMemory
        PID:5920
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c findstr /c:"&rem GEUSQKQA" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
          4⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:4220
          • C:\Windows\system32\findstr.exe
            findstr /c:"&rem GEUSQKQA" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
            5⤵
              PID:884
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:WRRHKNLNNNMC));&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:LXMJTT))"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3632
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c findstr /c:"&rem TBCKNLLS" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
            4⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:2772
            • C:\Windows\system32\findstr.exe
              findstr /c:"&rem TBCKNLLS" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
              5⤵
                PID:940
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c findstr /c:"&rem DVCBEKWUE" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
              4⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:1316
              • C:\Windows\system32\findstr.exe
                findstr /c:"&rem DVCBEKWUE" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                5⤵
                  PID:4132
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c findstr /c:"&rem VAYCMWZNNKMZYA" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                4⤵
                • Executes a command shell one-liner
                • Suspicious use of WriteProcessMemory
                PID:2528
                • C:\Windows\system32\findstr.exe
                  findstr /c:"&rem VAYCMWZNNKMZYA" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                  5⤵
                    PID:6012
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /c findstr /c:"&rem SHVMGRFETX" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                  4⤵
                  • Executes a command shell one-liner
                  • Suspicious use of WriteProcessMemory
                  PID:5912
                  • C:\Windows\system32\findstr.exe
                    findstr /c:"&rem SHVMGRFETX" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                    5⤵
                      PID:2320
                  • C:\Windows\system32\cmd.exe
                    C:\Windows\system32\cmd.exe /c findstr /c:"&rem XMEMBYWPCAQ" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                    4⤵
                    • Executes a command shell one-liner
                    • Suspicious use of WriteProcessMemory
                    PID:1572
                    • C:\Windows\system32\findstr.exe
                      findstr /c:"&rem XMEMBYWPCAQ" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd"
                      5⤵
                        PID:3788
                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:WRRHKNLNNNMC));&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:LXMJTT))"
                      4⤵
                      • Command and Scripting Interpreter: PowerShell
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:5728
                      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:WRRHKNLNNNMC));&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:LXMJTT))"
                        5⤵
                        • Adds Run key to start application
                        • Command and Scripting Interpreter: PowerShell
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious behavior: MapViewOfSection
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:3504
                        • C:\Windows\system32\choice.exe
                          "C:\Windows\system32\choice.exe"
                          6⤵
                            PID:6024
                      • C:\Windows\system32\attrib.exe
                        attrib +h +s C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd
                        4⤵
                        • Views/modifies file attributes
                        PID:5656

                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\UsageLogs\powershell.exe.log
                      • Size 2KB
                      • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
                      • MD5 SHA1 SHA512 TLSH

                      85168566545877.cmd

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\85168566545877.cmd
                      • Size 1.4MB
                      • SHA256 c606dbb596aec4ebe722ad1038b1ca82580083115c27d42b8ed1e129b381bfd6
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      StartupProfileData-NonInteractive

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                      • Size 944B
                      • SHA256 d78f7985c0a15193af043ebabc3062ae5c8b2d836e6896ae3a0197a160c81ed8
                      • MD5 SHA1 SHA512 TLSH

                      StartupProfileData-NonInteractive

                      • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                      • Size 1KB
                      • SHA256 cd2c977928e78b2d39bba8a726308f17b2946ea3f1a432de209720f691450713
                      • MD5 SHA1 SHA512 TLSH

                      __PSScriptPolicyTest_mrhet5oh.0ze.ps1

                      • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mrhet5oh.0ze.ps1
                      • Size 60B
                      • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                      • MD5 SHA1 SHA512 TLSH

                      handoff_dbg_3504_e595143.txt

                      • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_3504_e595143.txt
                      • Size 96B
                      • SHA256 2ca5fd6e6c3440dbd823cfdc96de3e56fc34febe18b4a28c80c2c189eb788eb3
                      • MD5 SHA1 SHA512 TLSH

                      handoff_dbg_3504_e595143.txt

                      • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_3504_e595143.txt
                      • Size 112B
                      • SHA256 91274602c29dccc46ee2e17bc05c5882c5cec060a23f069efc92b1e6773544cf
                      • MD5 SHA1 SHA512 TLSH

                      memory/3504-45-0x0000023DBB550000-0x0000023DBB76C000-memory.dmp

                      memory/3632-44-0x000002AFC3720000-0x000002AFC393C000-memory.dmp

                      memory/4668-13-0x0000026141440000-0x000002614165C000-memory.dmp

                      memory/4668-2-0x000002613F2F0000-0x000002613F312000-memory.dmp

                      memory/4668-0-0x000002613F350000-0x000002613F360000-memory.dmp

                      memory/4668-1-0x000002613F350000-0x000002613F360000-memory.dmp

                      memory/5728-32-0x0000028DA8D50000-0x0000028DA8F6C000-memory.dmp

                      memory/6024-47-0x00000223B0780000-0x00000223B07D0000-memory.dmp

                      memory/6024-67-0x00000223B0990000-0x00000223B0991000-memory.dmp

                      memory/6024-66-0x00000223B0960000-0x00000223B0980000-memory.dmp

                      memory/6024-71-0x00000223B0960000-0x00000223B0980000-memory.dmp

                      memory/6024-70-0x00000223CAEA0000-0x00000223CAF72000-memory.dmp

                      memory/6024-64-0x00000223B0780000-0x00000223B07D0000-memory.dmp

                      memory/6024-61-0x00000223B07D0000-0x00000223B089E000-memory.dmp

                      memory/6024-50-0x0000000180000000-0x0000000180050000-memory.dmp

                      memory/6024-46-0x00000223B0780000-0x00000223B07D0000-memory.dmp

                      memory/6024-72-0x00000223CADF0000-0x00000223CAE6C000-memory.dmp

                      memory/6024-73-0x00000223CB070000-0x00000223CB148000-memory.dmp

                      memory/6024-78-0x00007FF7B6E30000-0x00007FF7B6E3D000-memory.dmp

                      memory/6024-62-0x00000223B07D0000-0x00000223B089E000-memory.dmp