Analysis

  • max time kernel
    185s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2023 06:58

General

  • Target

    8200755cbedd6f15eecd8207eba534709a01957b172d7a051b9cc4769ddbf233.exe

  • Size

    1.4MB

  • MD5

    f2e1d236c5d2c009e1749fc6479a9ede

  • SHA1

    262c22ffd66c33da641558f3da23f7584881a782

  • SHA256

    8200755cbedd6f15eecd8207eba534709a01957b172d7a051b9cc4769ddbf233

  • SHA512

    3b3174ac17e377028accf1ebfd6bd6ae97fc99c4e7814f8ad0fe707dc77d757f26d667333efb495a9b9768d49672737233c88d7a50b4dc81ad170f068ad95cc1

  • SSDEEP

    24576:6EpKGrwKydag/jU7IZK8LNmf2+r+eauoUWg6ye2tX9t5WR4MJh:6nGrwKtg7U7I88Zi2/xxyeAt06a

Score
8/10

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs 4 IoCs
  • Stops running service(s) 3 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 1 IoCs
  • Launches sc.exe 2 IoCs

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

  • Kills process with taskkill 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8200755cbedd6f15eecd8207eba534709a01957b172d7a051b9cc4769ddbf233.exe
    "C:\Users\Admin\AppData\Local\Temp\8200755cbedd6f15eecd8207eba534709a01957b172d7a051b9cc4769ddbf233.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:804
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im hdmanager.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4536
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im mmc.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1088
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im mmc.exe
        3⤵
        • Kills process with taskkill
        PID:2020
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc stop WELM
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3224
      • C:\Windows\SysWOW64\sc.exe
        sc stop WELM
        3⤵
        • Launches sc.exe
        PID:3952
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc delete WELM
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1820
      • C:\Windows\SysWOW64\sc.exe
        sc delete WELM
        3⤵
        • Launches sc.exe
        PID:2404
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c netsh ipsec static add policy name=netbc
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1952
      • C:\Windows\SysWOW64\netsh.exe
        netsh ipsec static add policy name=netbc
        3⤵
          PID:3676
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c netsh ipsec static add filterlist name=block
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1464
        • C:\Windows\SysWOW64\netsh.exe
          netsh ipsec static add filterlist name=block
          3⤵
            PID:1340
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c netsh ipsec static add filteraction name=block action=block
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2072
          • C:\Windows\SysWOW64\netsh.exe
            netsh ipsec static add filteraction name=block action=block
            3⤵
              PID:1448
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c netsh ipsec static add filter filterlist=block any srcmask=32 srcport=0 dstaddr=me dstport=445 protocol=tcp description=445
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2020
            • C:\Windows\SysWOW64\netsh.exe
              netsh ipsec static add filter filterlist=block any srcmask=32 srcport=0 dstaddr=me dstport=445 protocol=tcp description=445
              3⤵
                PID:1104
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c netsh ipsec static add rule name=block policy=netbc filterlist=block filteraction=block
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:2212
              • C:\Windows\SysWOW64\netsh.exe
                netsh ipsec static add rule name=block policy=netbc filterlist=block filteraction=block
                3⤵
                  PID:4456
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /c netsh ipsec static set policy name=netbc assign=y
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:4012
                • C:\Windows\SysWOW64\netsh.exe
                  netsh ipsec static set policy name=netbc assign=y
                  3⤵
                    PID:4212
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c taskkill /f /im msiexev.exe
                  2⤵
                    PID:1576
                    • C:\Windows\SysWOW64\taskkill.exe
                      taskkill /f /im msiexev.exe
                      3⤵
                      • Kills process with taskkill
                      • Suspicious use of AdjustPrivilegeToken
                      PID:956
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Chrome"
                    2⤵
                      PID:3648
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Windriver"
                      2⤵
                        PID:1448
                        • C:\Windows\SysWOW64\netsh.exe
                          netsh advfirewall firewall delete rule name="Windriver"
                          3⤵
                          • Modifies Windows Firewall
                          PID:3488
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c netsh advfirewall firewall add rule name="Chrome" dir=in program="%PROGRAMFILES%\Google\Chrome\Application\chrome.txt" action=allow
                        2⤵
                          PID:672
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c netsh advfirewall firewall add rule name="Windriver" dir=in program="%PROGRAMFILES%\Hardware Driver Management\windriver.exe" action=allow
                          2⤵
                            PID:4808
                            • C:\Windows\SysWOW64\netsh.exe
                              netsh advfirewall firewall add rule name="Windriver" dir=in program="C:\Program Files (x86)\Hardware Driver Management\windriver.exe" action=allow
                              3⤵
                              • Modifies Windows Firewall
                              PID:4344
                        • C:\Windows\Fonts\wuauser.exe
                          C:\Windows\Fonts\wuauser.exe --server
                          1⤵
                          • Drops file in Windows directory
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of WriteProcessMemory
                          PID:3300
                          • C:\Windows\SysWOW64\cmd.exe
                            C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                            2⤵
                              PID:1012
                              • C:\Windows\SysWOW64\taskkill.exe
                                taskkill /f /im hdmanager.exe
                                3⤵
                                • Kills process with taskkill
                                • Suspicious use of AdjustPrivilegeToken
                                PID:3304
                            • C:\Windows\SysWOW64\cmd.exe
                              C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                              2⤵
                                PID:1924
                                • C:\Windows\SysWOW64\taskkill.exe
                                  taskkill /f /im hdmanager.exe
                                  3⤵
                                  • Kills process with taskkill
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:2044
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                                2⤵
                                  PID:1836
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                                  2⤵
                                    PID:3132
                                • C:\Windows\SysWOW64\taskkill.exe
                                  taskkill /f /im hdmanager.exe
                                  1⤵
                                  • Kills process with taskkill
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1472
                                • C:\Windows\SysWOW64\taskkill.exe
                                  taskkill /f /im hdmanager.exe
                                  1⤵
                                  • Kills process with taskkill
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:3272
                                • C:\Windows\SysWOW64\netsh.exe
                                  netsh advfirewall firewall delete rule name="Chrome"
                                  1⤵
                                  • Modifies Windows Firewall
                                  PID:2312
                                • C:\Windows\SysWOW64\netsh.exe
                                  netsh advfirewall firewall add rule name="Chrome" dir=in program="C:\Program Files (x86)\Google\Chrome\Application\chrome.txt" action=allow
                                  1⤵
                                  • Modifies Windows Firewall
                                  PID:4036

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/3300-46-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-17-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-13-0x000000007FE40000-0x000000007FE50000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-15-0x000000007FE20000-0x000000007FE30000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-14-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-12-0x000000007FE40000-0x000000007FE50000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-21-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-22-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-30-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-41-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-53-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-56-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-66-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-44-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-64-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-63-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-62-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-61-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-60-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-59-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-58-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-57-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-55-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-54-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-52-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-51-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-50-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-49-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-48-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-47-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-7-0x0000000000A50000-0x0000000000A51000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3300-8-0x0000000000400000-0x0000000000712000-memory.dmp

                                  Filesize

                                  3.1MB

                                • memory/3300-65-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-43-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-42-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-40-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-39-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-38-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-37-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-36-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-35-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-34-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-33-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-32-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-31-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-29-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-28-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-27-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-16-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-45-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-18-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-19-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-26-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-25-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-24-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-23-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/3300-92-0x0000000000400000-0x0000000000712000-memory.dmp

                                  Filesize

                                  3.1MB

                                • memory/3300-20-0x000000007FE30000-0x000000007FE40000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/4440-6-0x0000000000400000-0x0000000000712000-memory.dmp

                                  Filesize

                                  3.1MB

                                • memory/4440-5-0x000000007FE40000-0x000000007FE50000-memory.dmp

                                  Filesize

                                  64KB

                                • memory/4440-1-0x0000000000400000-0x0000000000712000-memory.dmp

                                  Filesize

                                  3.1MB

                                • memory/4440-0-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4440-91-0x0000000000400000-0x0000000000712000-memory.dmp

                                  Filesize

                                  3.1MB