Analysis

  • max time kernel
    300s
  • max time network
    281s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    17/11/2024, 15:09

General

  • Target

    Prv.exe

  • Size

    2.2MB

  • MD5

    e66ed4613b57ea69f248d947c78aee5d

  • SHA1

    fe22fd8f8d133d019d5a14737ebce8df93908b89

  • SHA256

    df4f585a8338fb58d6d0d5a611faa30f1bf69ac792a5390e8ec322e6f96af040

  • SHA512

    e9394f6d56b009e55dd7b1ee928641dc6422a201e50131e610a88b91556f2cf75fe1a366725625ce383e0c6d5899232390176c6cd2c6bf4f1cec793a88b8327f

  • SSDEEP

    49152:SjkFlDYrAZ/4MmmPN9vdyIVT61U/S7CQnfGTXbFNL3DUMuFA6MVdh5kgh3kusPu/:Sjih/4oPNWA+G

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Stops running service(s) 4 TTPs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 10 IoCs
  • Launches sc.exe 6 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Kills process with taskkill 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Prv.exe
    "C:\Users\Admin\AppData\Local\Temp\Prv.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ipconfig /flushdns
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:116
      • C:\Windows\system32\ipconfig.exe
        ipconfig /flushdns
        3⤵
        • Gathers network information
        PID:1252
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Block IP"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4460
      • C:\Windows\system32\netsh.exe
        netsh advfirewall firewall delete rule name="Block IP"
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:228
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:1292
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c MODE CON COLS=55 LINES=12
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2480
        • C:\Windows\system32\mode.com
          MODE CON COLS=55 LINES=12
          3⤵
            PID:2068
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c cls
          2⤵
            PID:3720
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T >nul 2>&1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1364
            • C:\Windows\system32\taskkill.exe
              taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T
              3⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2344
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T >nul 2>&1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:5112
            • C:\Windows\system32\taskkill.exe
              taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T
              3⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:5080
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4512
            • C:\Windows\system32\taskkill.exe
              taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
              3⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2920
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3084
            • C:\Windows\system32\sc.exe
              sc stop HTTPDebuggerPro
              3⤵
              • Launches sc.exe
              PID:1268
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c taskkill /IM HTTPDebuggerSvc.exe /F >nul 2>&1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:736
            • C:\Windows\system32\taskkill.exe
              taskkill /IM HTTPDebuggerSvc.exe /F
              3⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:4548
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c @RD /S /Q "C:\Users\%username%\AppData\Local\Microsoft\Windows\INetCache\IE" >nul 2>&1
            2⤵
              PID:4576
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c certutil -hashfile C:\Users\Admin\AppData\Local\Temp\Prv.exe MD5 >> C:\ProgramData\hash.txt
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4476
              • C:\Windows\system32\certutil.exe
                certutil -hashfile C:\Users\Admin\AppData\Local\Temp\Prv.exe MD5
                3⤵
                  PID:5096
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T >nul 2>&1
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2916
                • C:\Windows\system32\taskkill.exe
                  taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T
                  3⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3816
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T >nul 2>&1
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:4076
                • C:\Windows\system32\taskkill.exe
                  taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T
                  3⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1388
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2760
                • C:\Windows\system32\taskkill.exe
                  taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
                  3⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3276
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:4536
                • C:\Windows\system32\sc.exe
                  sc stop HTTPDebuggerPro
                  3⤵
                  • Launches sc.exe
                  PID:1544
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c taskkill /IM HTTPDebuggerSvc.exe /F >nul 2>&1
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:448
                • C:\Windows\system32\taskkill.exe
                  taskkill /IM HTTPDebuggerSvc.exe /F
                  3⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4872
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c @RD /S /Q "C:\Users\%username%\AppData\Local\Microsoft\Windows\INetCache\IE" >nul 2>&1
                2⤵
                  PID:3252
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T >nul 2>&1
                  2⤵
                    PID:2996
                    • C:\Windows\system32\taskkill.exe
                      taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T
                      3⤵
                      • Kills process with taskkill
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1984
                  • C:\Windows\system32\cmd.exe
                    C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T >nul 2>&1
                    2⤵
                      PID:3700
                      • C:\Windows\system32\taskkill.exe
                        taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T
                        3⤵
                        • Kills process with taskkill
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1764
                    • C:\Windows\system32\cmd.exe
                      C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
                      2⤵
                        PID:2676
                        • C:\Windows\system32\taskkill.exe
                          taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
                          3⤵
                          • Kills process with taskkill
                          • Suspicious use of AdjustPrivilegeToken
                          PID:4692
                      • C:\Windows\system32\cmd.exe
                        C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
                        2⤵
                          PID:3536
                          • C:\Windows\system32\sc.exe
                            sc stop HTTPDebuggerPro
                            3⤵
                            • Launches sc.exe
                            PID:3156
                        • C:\Windows\system32\cmd.exe
                          C:\Windows\system32\cmd.exe /c taskkill /IM HTTPDebuggerSvc.exe /F >nul 2>&1
                          2⤵
                            PID:1912
                            • C:\Windows\system32\taskkill.exe
                              taskkill /IM HTTPDebuggerSvc.exe /F
                              3⤵
                              • Kills process with taskkill
                              • Suspicious use of AdjustPrivilegeToken
                              PID:1924
                          • C:\Windows\system32\cmd.exe
                            C:\Windows\system32\cmd.exe /c @RD /S /Q "C:\Users\%username%\AppData\Local\Microsoft\Windows\INetCache\IE" >nul 2>&1
                            2⤵
                              PID:1556
                            • C:\Windows\system32\cmd.exe
                              C:\Windows\system32\cmd.exe /c cls
                              2⤵
                                PID:4340
                              • C:\Windows\system32\cmd.exe
                                C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T >nul 2>&1
                                2⤵
                                  PID:1340
                                  • C:\Windows\system32\taskkill.exe
                                    taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T
                                    3⤵
                                    • Kills process with taskkill
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:4788
                                • C:\Windows\system32\cmd.exe
                                  C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T >nul 2>&1
                                  2⤵
                                    PID:1976
                                    • C:\Windows\system32\taskkill.exe
                                      taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T
                                      3⤵
                                      • Kills process with taskkill
                                      • Suspicious use of AdjustPrivilegeToken
                                      PID:396
                                  • C:\Windows\system32\cmd.exe
                                    C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
                                    2⤵
                                      PID:2284
                                      • C:\Windows\system32\taskkill.exe
                                        taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
                                        3⤵
                                        • Kills process with taskkill
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:1584
                                    • C:\Windows\system32\cmd.exe
                                      C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
                                      2⤵
                                        PID:4252
                                        • C:\Windows\system32\sc.exe
                                          sc stop HTTPDebuggerPro
                                          3⤵
                                          • Launches sc.exe
                                          PID:1696
                                      • C:\Windows\system32\cmd.exe
                                        C:\Windows\system32\cmd.exe /c taskkill /IM HTTPDebuggerSvc.exe /F >nul 2>&1
                                        2⤵
                                          PID:1460
                                          • C:\Windows\system32\taskkill.exe
                                            taskkill /IM HTTPDebuggerSvc.exe /F
                                            3⤵
                                            • Kills process with taskkill
                                            • Suspicious use of AdjustPrivilegeToken
                                            PID:392
                                        • C:\Windows\system32\cmd.exe
                                          C:\Windows\system32\cmd.exe /c @RD /S /Q "C:\Users\%username%\AppData\Local\Microsoft\Windows\INetCache\IE" >nul 2>&1
                                          2⤵
                                            PID:1080
                                          • C:\Windows\system32\cmd.exe
                                            C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T >nul 2>&1
                                            2⤵
                                              PID:1692
                                              • C:\Windows\system32\taskkill.exe
                                                taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T
                                                3⤵
                                                • Kills process with taskkill
                                                • Suspicious use of AdjustPrivilegeToken
                                                PID:1680
                                            • C:\Windows\system32\cmd.exe
                                              C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T >nul 2>&1
                                              2⤵
                                                PID:3916
                                                • C:\Windows\system32\taskkill.exe
                                                  taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T
                                                  3⤵
                                                  • Kills process with taskkill
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  PID:4432
                                              • C:\Windows\system32\cmd.exe
                                                C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
                                                2⤵
                                                  PID:2780
                                                  • C:\Windows\system32\taskkill.exe
                                                    taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
                                                    3⤵
                                                    • Kills process with taskkill
                                                    • Suspicious use of AdjustPrivilegeToken
                                                    PID:3192
                                                • C:\Windows\system32\cmd.exe
                                                  C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
                                                  2⤵
                                                    PID:3060
                                                    • C:\Windows\system32\sc.exe
                                                      sc stop HTTPDebuggerPro
                                                      3⤵
                                                      • Launches sc.exe
                                                      PID:3232
                                                  • C:\Windows\system32\cmd.exe
                                                    C:\Windows\system32\cmd.exe /c taskkill /IM HTTPDebuggerSvc.exe /F >nul 2>&1
                                                    2⤵
                                                      PID:4264
                                                      • C:\Windows\system32\taskkill.exe
                                                        taskkill /IM HTTPDebuggerSvc.exe /F
                                                        3⤵
                                                        • Kills process with taskkill
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        PID:436
                                                    • C:\Windows\system32\cmd.exe
                                                      C:\Windows\system32\cmd.exe /c @RD /S /Q "C:\Users\%username%\AppData\Local\Microsoft\Windows\INetCache\IE" >nul 2>&1
                                                      2⤵
                                                        PID:4720
                                                      • C:\Windows\system32\cmd.exe
                                                        C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T >nul 2>&1
                                                        2⤵
                                                          PID:2772
                                                          • C:\Windows\system32\taskkill.exe
                                                            taskkill /FI "IMAGENAME eq fiddler*" /IM * /F /T
                                                            3⤵
                                                            • Kills process with taskkill
                                                            • Suspicious use of AdjustPrivilegeToken
                                                            PID:3756
                                                        • C:\Windows\system32\cmd.exe
                                                          C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T >nul 2>&1
                                                          2⤵
                                                            PID:3136
                                                            • C:\Windows\system32\taskkill.exe
                                                              taskkill /FI "IMAGENAME eq wireshark*" /IM * /F /T
                                                              3⤵
                                                              • Kills process with taskkill
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              PID:3624
                                                          • C:\Windows\system32\cmd.exe
                                                            C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
                                                            2⤵
                                                              PID:860
                                                              • C:\Windows\system32\taskkill.exe
                                                                taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
                                                                3⤵
                                                                • Kills process with taskkill
                                                                • Suspicious use of AdjustPrivilegeToken
                                                                PID:60
                                                            • C:\Windows\system32\cmd.exe
                                                              C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
                                                              2⤵
                                                                PID:1796
                                                                • C:\Windows\system32\sc.exe
                                                                  sc stop HTTPDebuggerPro
                                                                  3⤵
                                                                  • Launches sc.exe
                                                                  PID:3932
                                                              • C:\Windows\system32\cmd.exe
                                                                C:\Windows\system32\cmd.exe /c taskkill /IM HTTPDebuggerSvc.exe /F >nul 2>&1
                                                                2⤵
                                                                  PID:4016
                                                                  • C:\Windows\system32\taskkill.exe
                                                                    taskkill /IM HTTPDebuggerSvc.exe /F
                                                                    3⤵
                                                                    • Kills process with taskkill
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    PID:560
                                                                • C:\Windows\system32\cmd.exe
                                                                  C:\Windows\system32\cmd.exe /c @RD /S /Q "C:\Users\%username%\AppData\Local\Microsoft\Windows\INetCache\IE" >nul 2>&1
                                                                  2⤵
                                                                    PID:1160
                                                                  • C:\Windows\system32\cmd.exe
                                                                    C:\Windows\system32\cmd.exe /c MODE CON COLS=55 LINES=12
                                                                    2⤵
                                                                      PID:100
                                                                      • C:\Windows\system32\mode.com
                                                                        MODE CON COLS=55 LINES=12
                                                                        3⤵
                                                                          PID:228

                                                                    Network

                                                                          MITRE ATT&CK Enterprise v15

                                                                          Replay Monitor

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                                                                          Downloads

                                                                          • C:\ProgramData\hash.txt

                                                                            Filesize

                                                                            143B

                                                                            MD5

                                                                            06ab8bc670c47033af118b08cdde61be

                                                                            SHA1

                                                                            feaa5e7133fa9613f5ab4a7b7e4e3933fae5b749

                                                                            SHA256

                                                                            a363e6c0aee24c22dd45ae626196407d4f66c9e5c305f94e706984668739ab10

                                                                            SHA512

                                                                            df952cd89af9bb7f8a0154a32324e188453484cfeec30541d8727ff4c9cd8390fbe1b8190ffdbefc0be96680e79fb70146242a639915e69738628a727a70fba7