Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/10/2026, 00:27

General

  • Target
    e73a4c5939db486a0f6239567584e0761ed8649577bc38ced21cf9ff1a652880.exe
  • Size 55KB
  • Sample261027-ar6d2sat7r
  • SHA256 e73a4c5939db486a0f6239567584e0761ed8649577bc38ced21cf9ff1a652880
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 2 IoCs
  • Creates a file in the Startup directory 1 TTPs 5 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Executes a command shell one-liner 1 TTPs 2 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 4 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 2 IoCs
  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\e73a4c5939db486a0f6239567584e0761ed8649577bc38ced21cf9ff1a652880.exe
    "C:\Users\Admin\AppData\Local\Temp\e73a4c5939db486a0f6239567584e0761ed8649577bc38ced21cf9ff1a652880.exe"
    1⤵
    • Creates a file in the Startup directory
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2680
    • C:\Windows\SYSTEM32\schtasks.exe
      "schtasks.exe" /delete /tn "\Microsoft\Windows\DeviceSync" /f
      2⤵
        PID:2956
      • C:\Windows\SYSTEM32\schtasks.exe
        "schtasks.exe" /delete /tn "\DeviceSyncUser" /f
        2⤵
          PID:1516
        • C:\Windows\SYSTEM32\schtasks.exe
          "schtasks.exe" /delete /tn "\Microsoft\Windows\SystemDataSync" /f
          2⤵
            PID:5908
          • C:\Windows\SYSTEM32\schtasks.exe
            "schtasks.exe" /delete /tn "\SystemDataSyncUser" /f
            2⤵
              PID:1172
            • C:\Windows\SYSTEM32\schtasks.exe
              "schtasks.exe" /query /tn "\Microsoft\Windows\DeviceSync" /xml ONE
              2⤵
                PID:4108
              • C:\Windows\SYSTEM32\schtasks.exe
                "schtasks.exe" /query /tn "\DeviceSyncUser" /xml ONE
                2⤵
                  PID:4636
                • C:\Windows\SYSTEM32\schtasks.exe
                  "schtasks.exe" /query /tn "\Microsoft\Windows\SystemDataSync" /xml ONE
                  2⤵
                    PID:2256
                  • C:\Windows\SYSTEM32\schtasks.exe
                    "schtasks.exe" /query /tn "\SystemDataSyncUser" /xml ONE
                    2⤵
                      PID:4732
                    • C:\Windows\SYSTEM32\netsh.exe
                      "netsh.exe" advfirewall firewall delete rule name="SystemDataSync"
                      2⤵
                      • Modifies Windows Firewall
                      • Event Triggered Execution: Netsh Helper DLL
                      PID:1736
                    • C:\Windows\SYSTEM32\schtasks.exe
                      "schtasks.exe" /query /tn "\Microsoft\Windows\DeviceSync"
                      2⤵
                        PID:3328
                      • C:\Windows\SYSTEM32\schtasks.exe
                        "schtasks.exe" /create /tn "\Microsoft\Windows\DeviceSync" /xml "C:\Users\Admin\AppData\Local\Temp\dts_906cb56890b940798be9cc5f7bc54c9c.xml" /f
                        2⤵
                        • Scheduled Task/Job: Scheduled Task
                        PID:3432
                      • C:\ProgramData\Microsoft\Windows\DeviceSync\DeviceSync.exe
                        "C:\ProgramData\Microsoft\Windows\DeviceSync\DeviceSync.exe" --agent --dir="C:\ProgramData\Microsoft\Windows\DeviceSync"
                        2⤵
                        • Creates a file in the Startup directory
                        • Executes dropped EXE
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:4200
                        • C:\Windows\SYSTEM32\schtasks.exe
                          "schtasks.exe" /query /tn "\Microsoft\Windows\DeviceSync"
                          3⤵
                            PID:1400
                        • C:\Windows\SYSTEM32\cmd.exe
                          "cmd.exe" /c ping -n 4 127.0.0.1 >nul & del /f /q "C:\Users\Admin\AppData\Local\Temp\e73a4c5939db486a0f6239567584e0761ed8649577bc38ced21cf9ff1a652880.exe"
                          2⤵
                          • Executes a command shell one-liner
                          • System Network Configuration Discovery: Internet Connection Discovery
                          • Suspicious use of WriteProcessMemory
                          PID:2364
                          • C:\Windows\system32\PING.EXE
                            ping -n 4 127.0.0.1
                            3⤵
                            • System Network Configuration Discovery: Internet Connection Discovery
                            • Runs ping.exe
                            PID:4700
                      • C:\PROGRA~3\MICROS~1\Windows\DEVICE~2\DeviceSync.exe
                        C:\PROGRA~3\MICROS~1\Windows\DEVICE~2\DEVICE~1.EXE
                        1⤵
                        • Creates a file in the Startup directory
                        • Executes dropped EXE
                        • Adds Run key to start application
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        PID:3344
                        • C:\Windows\SYSTEM32\schtasks.exe
                          "schtasks.exe" /delete /tn "\Microsoft\Windows\DeviceSync" /f
                          2⤵
                            PID:3804
                          • C:\Windows\SYSTEM32\schtasks.exe
                            "schtasks.exe" /delete /tn "\DeviceSyncUser" /f
                            2⤵
                              PID:1324
                            • C:\Windows\SYSTEM32\schtasks.exe
                              "schtasks.exe" /delete /tn "\Microsoft\Windows\SystemDataSync" /f
                              2⤵
                                PID:1252
                              • C:\Windows\SYSTEM32\schtasks.exe
                                "schtasks.exe" /delete /tn "\SystemDataSyncUser" /f
                                2⤵
                                  PID:2548
                                • C:\Windows\SYSTEM32\schtasks.exe
                                  "schtasks.exe" /query /tn "\Microsoft\Windows\DeviceSync" /xml ONE
                                  2⤵
                                    PID:5532
                                  • C:\Windows\SYSTEM32\schtasks.exe
                                    "schtasks.exe" /query /tn "\DeviceSyncUser" /xml ONE
                                    2⤵
                                      PID:4828
                                    • C:\Windows\SYSTEM32\schtasks.exe
                                      "schtasks.exe" /query /tn "\Microsoft\Windows\SystemDataSync" /xml ONE
                                      2⤵
                                        PID:2120
                                      • C:\Windows\SYSTEM32\schtasks.exe
                                        "schtasks.exe" /query /tn "\SystemDataSyncUser" /xml ONE
                                        2⤵
                                          PID:3240
                                        • C:\Windows\SYSTEM32\netsh.exe
                                          "netsh.exe" advfirewall firewall delete rule name="SystemDataSync"
                                          2⤵
                                          • Modifies Windows Firewall
                                          • Event Triggered Execution: Netsh Helper DLL
                                          PID:2696
                                        • C:\Windows\SYSTEM32\schtasks.exe
                                          "schtasks.exe" /query /tn "\Microsoft\Windows\DeviceSync"
                                          2⤵
                                            PID:1988
                                          • C:\Windows\SYSTEM32\schtasks.exe
                                            "schtasks.exe" /create /tn "\Microsoft\Windows\DeviceSync" /xml "C:\Users\Admin\AppData\Local\Temp\dts_32d1f3eef93b4b65a52ad9c87350f9e3.xml" /f
                                            2⤵
                                            • Scheduled Task/Job: Scheduled Task
                                            PID:4504
                                          • C:\Windows\SYSTEM32\cmd.exe
                                            "cmd.exe" /c ping -n 4 127.0.0.1 >nul & del /f /q "C:\PROGRA~3\MICROS~1\Windows\DEVICE~2\DeviceSync.exe"
                                            2⤵
                                            • Executes a command shell one-liner
                                            • System Network Configuration Discovery: Internet Connection Discovery
                                            • Suspicious use of WriteProcessMemory
                                            PID:2484
                                            • C:\Windows\system32\PING.EXE
                                              ping -n 4 127.0.0.1
                                              3⤵
                                              • System Network Configuration Discovery: Internet Connection Discovery
                                              • Runs ping.exe
                                              PID:2924
                                        • C:\ProgramData\Microsoft\Windows\DeviceSync\DeviceSync.exe
                                          C:\ProgramData\Microsoft\Windows\DeviceSync\DeviceSync.exe
                                          1⤵
                                          • Executes dropped EXE
                                          PID:5764

                                        Network

                                              MITRE ATT&CK Enterprise v16

                                              Replay Monitor

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                                              Downloads

                                              DeviceSync.exe

                                              • Path C:\ProgramData\Microsoft\Windows\DeviceSync\DeviceSync.exe
                                              • Size 55KB
                                              • SHA256 e73a4c5939db486a0f6239567584e0761ed8649577bc38ced21cf9ff1a652880
                                              • MD5 SHA1 SHA512 SSDEEP TLSH

                                              revlink.dat

                                              • Path C:\ProgramData\Microsoft\Windows\DeviceSync\revlink.dat
                                              • Size 105B
                                              • SHA256 ab1ad3551db078b5ba4205e113fad36a73a2abde6d44b4790a59b27752e72ab8
                                              • MD5 SHA1 SHA512 TLSH

                                              dts_906cb56890b940798be9cc5f7bc54c9c.xml

                                              • Path C:\Users\Admin\AppData\Local\Temp\dts_906cb56890b940798be9cc5f7bc54c9c.xml
                                              • Size 3KB
                                              • SHA256 a41906ddbf2e79dc5df42bd0b1634b9f100ce7e082ac66a7b928d15ca9f732f6
                                              • MD5 SHA1 SHA512 TLSH

                                              WindowsDeviceSync.lnk

                                              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDeviceSync.lnk
                                              • Size 1KB
                                              • SHA256 268f1fecf7a2a37e4d22a1c8861593b6ba02e164799e6423e3681a88dd3c8953
                                              • MD5 SHA1 SHA512 TLSH

                                              memory/2680-4-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-5-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-6-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-7-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-8-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-9-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-10-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-0-0x00007FFC5270F000-0x00007FFC52710000-memory.dmp

                                              memory/2680-3-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-2-0x000000001B790000-0x000000001B952000-memory.dmp

                                              memory/2680-19-0x00007FFC52580000-0x00007FFC52F24000-memory.dmp

                                              memory/2680-1-0x0000000000900000-0x0000000000914000-memory.dmp