Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/07/2026, 13:11

General

  • Target
    Invitation to Quote Procurement Opportunity.js
  • Size 1.5MB
  • Sample260722-qe56hsfa94
  • SHA256 f11345c5838722112057b2c4bf7fc3f629a6d9362137bcae89cd16ba469b3ccb
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • phantom_stealer

Version
  • v4.0.0

Credentials
  • Protocol

    ftp

  • Host

    ftp.saudeeseguro.com

  • Password

    Q0#I0@d*@oRV5nr7

Mutex
  • 2BX5GKGWDAH9098EU3CH

Attributes
  • cookies

    true

  • credit_cards

    true

  • ftp_enabled

    true

  • passwords

    true

Signatures

  • Family: PhantomStealer

    Phantom Stealer is a stealer written in C#, forked from the Stealerium family.

  • Process spawned unexpected child process 1 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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.

  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Invitation to Quote Procurement Opportunity.js"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4884
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "PhotoStudioJS" /xml "C:\Users\Admin\AppData\Local\Temp\Task_71772.xml" /f
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:5544
  • C:\Windows\system32\wscript.exe
    wscript.exe
    1⤵
      PID:4844
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe -w 1 -nop -ex unrestricted -f "C:\Users\Admin\AppData\Local\Temp\run_48766_17aa.ps1"
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\4limxdhd\4limxdhd.cmdline"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4124
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES18B9.tmp" "c:\Users\Admin\AppData\Local\Temp\4limxdhd\CSC7502C9618BA64799BDB680AA9489E868.TMP"
          3⤵
            PID:4584
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
          2⤵
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          PID:1748

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            4limxdhd.dll

            • Path C:\Users\Admin\AppData\Local\Temp\4limxdhd\4limxdhd.dll
            • Size 3KB
            • SHA256 7d9d5dbbcd469bff021a3503efcf970c9bae0e9193709fada2ce42178008c1c4
            • MD5 SHA1 SHA512 TLSH

            RES18B9.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES18B9.tmp
            • Size 1KB
            • SHA256 6e321e77ce4ebcff190502460cbb9596fa468935997bb407b8bba6ea8c2782b9
            • MD5 SHA1 SHA512 TLSH

            Task_71772.xml

            • Path C:\Users\Admin\AppData\Local\Temp\Task_71772.xml
            • Size 1KB
            • SHA256 44b79d30e57f9a38690249361e10c8a633a7a54e34f8a5651e96b0b9ff867a41
            • MD5 SHA1 SHA512 TLSH

            log_43467_17aa

            • Path C:\Users\Admin\AppData\Local\Temp\log_43467_17aa
            • Size 649KB
            • SHA256 1f607d5298f35d7b72efcbf9d125c63d7f7d303ac0f12597fd53e89c16762d01
            • MD5 SHA1 SHA512 SSDEEP TLSH

            run_48766_17aa.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\run_48766_17aa.ps1
            • Size 4KB
            • SHA256 ec3628bb6f9d55fe32b88ca4dbb74ef346eecff5fc91472c4d012659662db1e0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            svc_62728_17a9

            • Path C:\Users\Admin\AppData\Local\Temp\svc_62728_17a9
            • Size 93KB
            • SHA256 8d7c289972e19d19d39995dac4c6d844726375ca67392b0d66e9009f3482841b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            4limxdhd.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\4limxdhd\4limxdhd.0.cs
            • Size 342B
            • SHA256 6e7c584ab6a22978c7d48d0eb70f3e9cc9fc9d7b41314e78d6ad3e95efc376ea
            • MD5 SHA1 SHA512 TLSH

            4limxdhd.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\4limxdhd\4limxdhd.cmdline
            • Size 369B
            • SHA256 3da711e64914fb1b401482a6f0e2b57a06eadbc6f02a1091593ae9bc92705e72
            • MD5 SHA1 SHA512 TLSH

            CSC7502C9618BA64799BDB680AA9489E868.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\4limxdhd\CSC7502C9618BA64799BDB680AA9489E868.TMP
            • Size 652B
            • SHA256 480d8205b5738723b74cd0637235c1d64ff97068d6113911ff5348c9cd816d72
            • MD5 SHA1 SHA512 TLSH

            memory/1748-41-0x0000000000400000-0x0000000000466000-memory.dmp

            memory/1748-39-0x0000000000C30000-0x0000000000C31000-memory.dmp

            memory/1748-56-0x00000000070C0000-0x00000000070CA000-memory.dmp

            memory/1748-55-0x00000000070E0000-0x0000000007172000-memory.dmp

            memory/1748-50-0x0000000007490000-0x00000000079BC000-memory.dmp

            memory/1748-47-0x0000000006540000-0x00000000065B6000-memory.dmp

            memory/1748-46-0x0000000006670000-0x0000000006832000-memory.dmp

            memory/1748-43-0x00000000057C0000-0x0000000005D7A000-memory.dmp

            memory/3920-37-0x0000000007A10000-0x0000000007A18000-memory.dmp

            memory/3920-40-0x0000000007B60000-0x0000000007BF6000-memory.dmp

            memory/3920-10-0x0000000074C10000-0x00000000753CC000-memory.dmp

            memory/3920-9-0x0000000005DE0000-0x000000000642A000-memory.dmp

            memory/3920-8-0x0000000074C10000-0x00000000753CC000-memory.dmp

            memory/3920-18-0x0000000006800000-0x000000000684C000-memory.dmp

            memory/3920-7-0x0000000003260000-0x0000000003296000-memory.dmp

            memory/3920-38-0x00000000055E0000-0x00000000055E8000-memory.dmp

            memory/3920-24-0x0000000007A00000-0x0000000007A14000-memory.dmp

            memory/3920-11-0x0000000005890000-0x00000000058B2000-memory.dmp

            memory/3920-6-0x0000000074C22000-0x0000000074C23000-memory.dmp

            memory/3920-42-0x0000000007AF0000-0x0000000007B12000-memory.dmp

            memory/3920-23-0x00000000079C0000-0x00000000079DA000-memory.dmp

            memory/3920-45-0x0000000074C10000-0x00000000753CC000-memory.dmp

            memory/3920-22-0x0000000008010000-0x000000000868C000-memory.dmp

            memory/3920-13-0x0000000005AA0000-0x0000000005B06000-memory.dmp

            memory/3920-12-0x0000000005A30000-0x0000000005A96000-memory.dmp

            memory/3920-16-0x0000000006430000-0x000000000678B000-memory.dmp

            memory/3920-17-0x0000000005DC0000-0x0000000005DDE000-memory.dmp