Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/06/2026, 03:32

General

  • Target
    f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe
  • Size 946KB
  • Sample260630-d3lessdx8w
  • SHA256 f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.0.1 Pro

C2
  • 147.124.219.132:2828

Signatures

  • Family: Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 2 IoCs
  • SmartAssembly .NET packer 1 IoCs

    Detects SmartAssembly .NET packer.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe
    "C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:988
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CykdvyEtP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp95BE.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3748
    • C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe
      "C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe"
      2⤵
        PID:3800
      • C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe
        "C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe"
        2⤵
          PID:3600
        • C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe
          "C:\Users\Admin\AppData\Local\Temp\f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:1352
      • C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe
        C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3724
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe"
          2⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2884
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CykdvyEtP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE100.tmp"
          2⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:1172
        • C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe
          "C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe"
          2⤵
          • Executes dropped EXE
          PID:1056

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            logs.dat

            • Path C:\ProgramData\remcos\logs.dat
            • Size 168B
            • SHA256 f1b838ca462695a45847e5f861637ba1f7cba6b605f3abe7518dc559fd008257
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 21KB
            • SHA256 7fdd2be7397883b85ab3e52151abe2813ad7c40ba4f551b152d0e2c6aaaaed85
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_o4b4opbo.gbe.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o4b4opbo.gbe.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            tmp95BE.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\tmp95BE.tmp
            • Size 1KB
            • SHA256 567e84fa8b071d8c096c5c7238a3b6ee2f3cc517579bec2403d9467528310e40
            • MD5 SHA1 SHA512 TLSH

            CykdvyEtP.exe

            • Path C:\Users\Admin\AppData\Roaming\CykdvyEtP.exe
            • Size 946KB
            • SHA256 f1f841722dfbf5ae03d0c6b8263565f091570ec9a1e9dc6f93f5759f746e2449
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/988-34-0x0000000005DF0000-0x0000000005E3C000-memory.dmp

            memory/988-17-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/988-38-0x0000000070220000-0x000000007026C000-memory.dmp

            memory/988-37-0x0000000006FC0000-0x0000000006FF6000-memory.dmp

            memory/988-48-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/988-46-0x00000000073B0000-0x0000000007446000-memory.dmp

            memory/988-12-0x0000000004920000-0x0000000004956000-memory.dmp

            memory/988-13-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/988-45-0x00000000071B0000-0x00000000071BA000-memory.dmp

            memory/988-41-0x0000000006FA0000-0x0000000006FC0000-memory.dmp

            memory/988-16-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/988-33-0x0000000005DD0000-0x0000000005DEE000-memory.dmp

            memory/988-18-0x0000000005640000-0x0000000005662000-memory.dmp

            memory/988-19-0x00000000056F0000-0x0000000005756000-memory.dmp

            memory/988-20-0x0000000005760000-0x00000000057C6000-memory.dmp

            memory/988-23-0x00000000058A0000-0x0000000005BFB000-memory.dmp

            memory/988-44-0x0000000007140000-0x000000000715A000-memory.dmp

            memory/988-43-0x0000000007780000-0x0000000007DFC000-memory.dmp

            memory/988-42-0x0000000007000000-0x00000000070A3000-memory.dmp

            memory/988-15-0x0000000004FB0000-0x00000000055FA000-memory.dmp

            memory/1056-60-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-82-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-75-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-96-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-94-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-89-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-88-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-31-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-26-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-32-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-25-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-24-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-83-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-76-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-30-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-51-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-70-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/1352-69-0x0000000000400000-0x0000000000483000-memory.dmp

            memory/2668-6-0x00000000052F0000-0x00000000052FE000-memory.dmp

            memory/2668-7-0x0000000075102000-0x0000000075103000-memory.dmp

            memory/2668-0-0x0000000075102000-0x0000000075103000-memory.dmp

            memory/2668-35-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/2668-4-0x0000000005060000-0x000000000506A000-memory.dmp

            memory/2668-8-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/2668-2-0x00000000056D0000-0x0000000005C8A000-memory.dmp

            memory/2668-10-0x0000000009F20000-0x0000000009FBC000-memory.dmp

            memory/2668-9-0x0000000007780000-0x0000000007846000-memory.dmp

            memory/2668-1-0x0000000000450000-0x0000000000542000-memory.dmp

            memory/2668-3-0x0000000005110000-0x00000000051A2000-memory.dmp

            memory/2668-5-0x00000000750F0000-0x00000000758AC000-memory.dmp

            memory/2884-57-0x0000000005610000-0x000000000596B000-memory.dmp

            memory/2884-66-0x0000000006E20000-0x0000000006EC3000-memory.dmp

            memory/2884-63-0x0000000070850000-0x000000007089C000-memory.dmp

            memory/2884-62-0x0000000006170000-0x00000000061BC000-memory.dmp