Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/09/2026, 14:36

General

  • Target
    SignedShippingDetails220926_PDF.js
  • Size 954KB
  • Sample260922-ryptbasv7n
  • SHA256 72b7a703f948913f8ad8ef8156c47cc242134e965d6ea623ec376d6036fa4a73
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Detected Nirsoft tools 3 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Hide Artifacts: Hidden Files and Directories 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 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 1 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

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

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\SignedShippingDetails220926_PDF.js
    1⤵
    • Checks computer location settings
    • System Network Configuration Discovery: Internet Connection Discovery
    • Suspicious use of WriteProcessMemory
    PID:4664
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -command &($executioncontext.InvokeCommand.NewScriptBlock([string]$env:JERUQC))
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1088
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c call "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\97175912771970.cmd" & attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\97175912771970.cmd"
      2⤵
      • Hide Artifacts: Hidden Files and Directories
      • Suspicious use of WriteProcessMemory
      PID:3812
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c findstr /c:"&rem AUNLEVXQSMT" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\97175912771970.cmd"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4440
        • C:\Windows\system32\findstr.exe
          findstr /c:"&rem AUNLEVXQSMT" "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\97175912771970.cmd"
          4⤵
            PID:5524
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:LYHWQH));&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:AXZCWBZD))"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3612
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:LYHWQH));&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:AXZCWBZD))"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3340
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -Command "&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:LYHWQH));&($executioncontext.InvokeCommand.NewScriptBlock([string]$env:AXZCWBZD))"
            4⤵
            • Adds Run key to start application
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2352
            • C:\Windows\SysWOW64\choice.exe
              "C:\Windows\system32\choice.exe"
              5⤵
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of WriteProcessMemory
              PID:5016
              • C:\Windows\SysWOW64\choice.exe
                C:\Windows\SysWOW64\choice.exe /stext "C:\Users\Admin\AppData\Local\Temp\byfbpehpavghncpweowcgo"
                6⤵
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                PID:1996
              • C:\Windows\SysWOW64\choice.exe
                C:\Windows\SysWOW64\choice.exe /stext "C:\Users\Admin\AppData\Local\Temp\lbkmqwsrodylpidanzidjbncz"
                6⤵
                  PID:3984
                • C:\Windows\SysWOW64\choice.exe
                  C:\Windows\SysWOW64\choice.exe /stext "C:\Users\Admin\AppData\Local\Temp\lbkmqwsrodylpidanzidjbncz"
                  6⤵
                    PID:1324
                  • C:\Windows\SysWOW64\choice.exe
                    C:\Windows\SysWOW64\choice.exe /stext "C:\Users\Admin\AppData\Local\Temp\lbkmqwsrodylpidanzidjbncz"
                    6⤵
                    • Accesses Microsoft Outlook accounts
                    • Accesses Microsoft Outlook profiles
                    • System Location Discovery: System Language Discovery
                    • outlook_office_path
                    PID:5476
                  • C:\Windows\SysWOW64\choice.exe
                    C:\Windows\SysWOW64\choice.exe /stext "C:\Users\Admin\AppData\Local\Temp\nvperpckclqyawzeejvftgiliwmb"
                    6⤵
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3196
            • C:\Windows\system32\attrib.exe
              attrib +h +s "C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\97175912771970.cmd"
              3⤵
              • Views/modifies file attributes
              PID:1804

        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

              97175912771970.cmd

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Caches\97175912771970.cmd
              • Size 930KB
              • SHA256 23f8a3dcc1037981b3f5e0808865004e4b3cc516621e80b430b8a53a7be979c4
              • MD5 SHA1 SHA512 SSDEEP TLSH

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 948B
              • SHA256 e0fb8dab58849435637b0b656f4ce25eeae547f41c26e1ad1834c7ec83c9ff2b
              • MD5 SHA1 SHA512 TLSH

              StartupProfileData-NonInteractive

              • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
              • Size 1KB
              • SHA256 8438eded7f1ab9b4399a069611fe8730226bcdce08fab861d4e8fae6ef621ec9
              • MD5 SHA1 SHA512 TLSH

              __PSScriptPolicyTest_j0ceba1k.2q0.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_j0ceba1k.2q0.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              byfbpehpavghncpweowcgo

              • Path C:\Users\Admin\AppData\Local\Temp\byfbpehpavghncpweowcgo
              • Size 4KB
              • SHA256 4a9186ce4ef4ac2821c5ef01e3aa7201e6f9cdbbb45e42502b7b740b9b77fc89
              • MD5 SHA1 SHA512 SSDEEP TLSH

              handoff_dbg_2352_e58ed0b.txt

              • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_2352_e58ed0b.txt
              • Size 474B
              • SHA256 2928ea0ec9806c09bf44af2a1117d53306ccc81f619d1cacea8100aaa3f67d83
              • MD5 SHA1 SHA512 TLSH

              handoff_dbg_2352_e58ed0b.txt

              • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_2352_e58ed0b.txt
              • Size 612B
              • SHA256 af26cc2d2a10c5c072241fa109cdf8326c2cee577f4690a0ce8f7c0b7e6d9fa1
              • MD5 SHA1 SHA512 TLSH

              handoff_dbg_2352_e58ed0b.txt

              • Path C:\Users\Admin\AppData\Local\Temp\handoff_dbg_2352_e58ed0b.txt
              • Size 96B
              • SHA256 d9599ca2440fedb0d79d67bf03c7dfaba0711af344d3f7ac7c2eae1e0be20230
              • MD5 SHA1 SHA512 TLSH

              memory/1088-7-0x000002C1660F0000-0x000002C166112000-memory.dmp

              memory/1088-1-0x000002C17E260000-0x000002C17E270000-memory.dmp

              memory/1088-0-0x000002C17E260000-0x000002C17E270000-memory.dmp

              memory/1996-130-0x0000000000400000-0x0000000000478000-memory.dmp

              memory/1996-132-0x0000000000400000-0x0000000000478000-memory.dmp

              memory/1996-131-0x0000000000400000-0x0000000000478000-memory.dmp

              memory/2352-53-0x0000000007F80000-0x0000000008524000-memory.dmp

              memory/2352-69-0x0000000007760000-0x000000000776E000-memory.dmp

              memory/2352-50-0x00000000064E0000-0x00000000064FA000-memory.dmp

              memory/2352-51-0x0000000007280000-0x0000000007316000-memory.dmp

              memory/2352-52-0x0000000007170000-0x0000000007192000-memory.dmp

              memory/2352-48-0x0000000005F80000-0x0000000005FCC000-memory.dmp

              memory/2352-65-0x0000000007430000-0x000000000744E000-memory.dmp

              memory/2352-57-0x0000000070D10000-0x0000000071064000-memory.dmp

              memory/2352-56-0x00000000705B0000-0x00000000705FC000-memory.dmp

              memory/2352-55-0x0000000007450000-0x0000000007482000-memory.dmp

              memory/2352-66-0x00000000074A0000-0x0000000007543000-memory.dmp

              memory/2352-67-0x00000000075C0000-0x00000000075CA000-memory.dmp

              memory/2352-68-0x0000000007740000-0x0000000007751000-memory.dmp

              memory/2352-49-0x0000000007900000-0x0000000007F7A000-memory.dmp

              memory/2352-70-0x0000000007770000-0x0000000007784000-memory.dmp

              memory/2352-71-0x00000000077B0000-0x00000000077CA000-memory.dmp

              memory/2352-72-0x00000000077A0000-0x00000000077A8000-memory.dmp

              memory/2352-47-0x0000000005F60000-0x0000000005F7E000-memory.dmp

              memory/2352-43-0x0000000005B30000-0x0000000005E84000-memory.dmp

              memory/2352-37-0x0000000005440000-0x00000000054A6000-memory.dmp

              memory/2352-33-0x0000000002CA0000-0x0000000002CD6000-memory.dmp

              memory/2352-34-0x0000000005500000-0x0000000005B28000-memory.dmp

              memory/2352-36-0x0000000005360000-0x00000000053C6000-memory.dmp

              memory/2352-35-0x00000000051C0000-0x00000000051E2000-memory.dmp

              memory/3196-138-0x0000000000400000-0x0000000000424000-memory.dmp

              memory/3196-140-0x0000000000400000-0x0000000000424000-memory.dmp

              memory/3196-139-0x0000000000400000-0x0000000000424000-memory.dmp

              memory/5016-74-0x0000000000B10000-0x0000000000B50000-memory.dmp

              memory/5016-93-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-118-0x00000000026E0000-0x00000000026E1000-memory.dmp

              memory/5016-123-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-124-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-125-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-127-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-128-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-129-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-115-0x0000000002740000-0x0000000002741000-memory.dmp

              memory/5016-171-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-109-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-95-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-170-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-166-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-122-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-77-0x0000000010000000-0x0000000010030000-memory.dmp

              memory/5016-88-0x0000000000B10000-0x0000000000B50000-memory.dmp

              memory/5016-73-0x0000000000B10000-0x0000000000B50000-memory.dmp

              memory/5016-143-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-144-0x00000000003F0000-0x00000000003FA000-memory.dmp

              memory/5016-155-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-156-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-161-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-160-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5016-165-0x0000000000400000-0x0000000000480000-memory.dmp

              memory/5476-134-0x0000000000400000-0x0000000000457000-memory.dmp

              memory/5476-135-0x0000000000400000-0x0000000000457000-memory.dmp

              memory/5476-133-0x0000000000400000-0x0000000000457000-memory.dmp