Overview

overview

10

Static

static

3

2026-10-11...ar.exe

windows10-2004-x64

10

2026-10-11...ar.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    12/10/2026, 15:30

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General

  • Target
    2026-10-11_971868173bf1c942c55af67f9166ee27_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
  • Size 19.9MB
  • Sample261012-sxpmlaf18l
  • SHA256 fcf7ae64cea20b27c4a43eee73d479efbefd69bad81e4daa716fdc7800352550
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
backdoordiscoveryexecutionvalleyrat_s2

Malware Config

Extracted

Family

  • valleyrat_s2

Version

  • 1.0

C2

  • ccuukkbb.top:443

  • 134.122.204.10:443

  • 127.0.0.1:80

Attributes
  • campaign_date

    2026. 9.14

Signatures

  • Family: ValleyRat

    ValleyRat stage2 is a backdoor written in C++.

    backdoorvalleyrat_s2
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

    execution
  • Discovers running processes 1 TTPs 4 IoCs

    Running process information can be used to identify security tools or plan follow-on actions.

    discovery
  • Drops file in System32 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 4 IoCs

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

    execution
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

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

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-11_971868173bf1c942c55af67f9166ee27_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-11_971868173bf1c942c55af67f9166ee27_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c tasklist /fi "imagename eq 360Tray.exe" /fo csv /nh
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:3620
      • C:\Windows\system32\tasklist.exe
        tasklist /fi "imagename eq 360Tray.exe" /fo csv /nh
        3⤵
        • Discovers running processes
        • Suspicious use of AdjustPrivilegeToken
        PID:4280
    • C:\Windows\SYSTEM32\cmd.exe
      cmd.exe /c tasklist /fi "imagename eq 360sd.exe" /fo csv /nh
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Windows\system32\tasklist.exe
        tasklist /fi "imagename eq 360sd.exe" /fo csv /nh
        3⤵
        • Discovers running processes
        • Suspicious use of AdjustPrivilegeToken
        PID:3504
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -NoProfile -ExecutionPolicy Bypass -Command "$action = New-ScheduledTaskAction -Execute '"C:\config\Windows_system_deponcom.exe"' -WorkingDirectory 'C:\'; $trigger = New-ScheduledTaskTrigger -Once -At (Get-Date); $trigger.Repetition = (New-ScheduledTaskTrigger -Once -At (Get-Date) -RepetitionInterval (New-TimeSpan -Minutes 1)).Repetition; $settings = New-ScheduledTaskSettingsSet -StartWhenAvailable -DontStopOnIdleEnd -AllowStartIfOnBatteries -DontStopIfGoingOnBatteries; $principal = New-ScheduledTaskPrincipal -UserId (whoami) -LogonType Interactive -RunLevel Highest; Register-ScheduledTask -TaskName 'WindowsSafe' -TaskPath '\Microsoft\' -Action $action -Trigger $trigger -Settings $settings -Principal $principal -Force;"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1128
      • C:\Windows\system32\whoami.exe
        "C:\Windows\system32\whoami.exe"
        3⤵
          PID:4932
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:984
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
        1⤵
          PID:4572
        • C:\config\SafeCenterController.exe
          C:\config\SafeCenterController.exe
          1⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2324
          • C:\Windows\system32\taskmgr.exe
            taskmgr.exe
            2⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            PID:2464
          • C:\Windows\system32\taskmgr.exe
            taskmgr.exe
            2⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            PID:1448
        • C:\config\Windows_system_deponcom.exe
          C:\config\Windows_system_deponcom.exe
          1⤵
          • Checks computer location settings
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3084
          • C:\config\Battle.net.exe
            "C:\config\Battle.net.exe" --from-launcher
            2⤵
            • Executes dropped EXE
            • Reads the TCP/IP host and domain name from the registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3160
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c tasklist /fi "imagename eq 360Tray.exe" /fo csv /nh
              3⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:4932
              • C:\Windows\system32\tasklist.exe
                tasklist /fi "imagename eq 360Tray.exe" /fo csv /nh
                4⤵
                • Discovers running processes
                PID:5064
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c tasklist /fi "imagename eq 360sd.exe" /fo csv /nh
              3⤵
              • Executes a command shell one-liner
              • Suspicious use of WriteProcessMemory
              PID:3432
              • C:\Windows\system32\tasklist.exe
                tasklist /fi "imagename eq 360sd.exe" /fo csv /nh
                4⤵
                • Discovers running processes
                PID:3108
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
          1⤵
            PID:4232

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                SecurityProviderCore.dll
                • Path C:\ProgramData\SecurityCenter\Runtime\SecurityProviderCore.dll
                • Size 319KB
                • SHA256 f5449806ad50242a4df9186455434b5957f3fc2044d85a9f1d9135a542b678cc
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                __PSScriptPolicyTest_cu2benzk.rvt.ps1
                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cu2benzk.rvt.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                SecurityProviderCore.log
                • Path C:\Windows\System32\SecurityProviderCore.log
                • Size 804B
                • SHA256 c9b70bd99c24f5831b851c01eb94376798f89c2e3480244933c7b79805c487fd
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                Battle.net.exe
                • Path C:\config\Battle.net.exe
                • Size 19.9MB
                • SHA256 fcf7ae64cea20b27c4a43eee73d479efbefd69bad81e4daa716fdc7800352550
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                SafeCenterController.exe
                • Path C:\config\SafeCenterController.exe
                • Size 808KB
                • SHA256 6d84522d28f20e343086f3a44588ae24aaeb509b53e4a9a81cd425c075972839
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                Windows_system_deponcom.exe
                • Path C:\config\Windows_system_deponcom.exe
                • Size 211KB
                • SHA256 a899063db35e45811a62c7abc8e63f8a2bc91253c1a875899a7bec8bff924e49
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                memory/808-8-0x00000206924E0000-0x0000020692552000-memory.dmp
                Download

                memory/1128-16-0x000001A7E69B0000-0x000001A7E69D2000-memory.dmp
                Download