Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    03-03-2024 12:57

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 2 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:2628
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2900
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im hdmanager.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2548
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /f /im mmc.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im mmc.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2464
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc stop WELM
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2424
      • C:\Windows\SysWOW64\sc.exe
        sc stop WELM
        3⤵
        • Launches sc.exe
        PID:2832
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c sc delete WELM
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Windows\SysWOW64\sc.exe
        sc delete WELM
        3⤵
        • Launches sc.exe
        PID:2340
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c netsh ipsec static add policy name=netbc
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1944
      • C:\Windows\SysWOW64\netsh.exe
        netsh ipsec static add policy name=netbc
        3⤵
          PID:2020
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c netsh ipsec static add filterlist name=block
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:528
        • C:\Windows\SysWOW64\netsh.exe
          netsh ipsec static add filterlist name=block
          3⤵
            PID:2652
        • 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:756
          • C:\Windows\SysWOW64\netsh.exe
            netsh ipsec static add filteraction name=block action=block
            3⤵
              PID:780
          • 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 WriteProcessMemory
            PID:2780
            • 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:1936
            • 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⤵
                PID:1724
                • C:\Windows\SysWOW64\netsh.exe
                  netsh ipsec static add rule name=block policy=netbc filterlist=block filteraction=block
                  3⤵
                    PID:1652
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /c netsh ipsec static set policy name=netbc assign=y
                  2⤵
                    PID:600
                    • C:\Windows\SysWOW64\netsh.exe
                      netsh ipsec static set policy name=netbc assign=y
                      3⤵
                        PID:928
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /c taskkill /f /im msiexev.exe
                      2⤵
                        PID:1472
                        • C:\Windows\SysWOW64\taskkill.exe
                          taskkill /f /im msiexev.exe
                          3⤵
                          • Kills process with taskkill
                          • Suspicious use of AdjustPrivilegeToken
                          PID:1496
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Chrome"
                        2⤵
                          PID:2740
                          • C:\Windows\SysWOW64\netsh.exe
                            netsh advfirewall firewall delete rule name="Chrome"
                            3⤵
                            • Modifies Windows Firewall
                            PID:2132
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /c netsh advfirewall firewall delete rule name="Windriver"
                          2⤵
                            PID:1092
                            • C:\Windows\SysWOW64\netsh.exe
                              netsh advfirewall firewall delete rule name="Windriver"
                              3⤵
                              • Modifies Windows Firewall
                              PID:1544
                          • 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:1244
                              • 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
                                3⤵
                                • Modifies Windows Firewall
                                PID:1072
                            • 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:1088
                                • 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:592
                            • C:\Windows\Fonts\wuauser.exe
                              C:\Windows\Fonts\wuauser.exe --server
                              1⤵
                              • Drops file in Windows directory
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2088
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                                2⤵
                                  PID:1588
                                  • C:\Windows\SysWOW64\taskkill.exe
                                    taskkill /f /im hdmanager.exe
                                    3⤵
                                    • Kills process with taskkill
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:2384
                                • C:\Windows\SysWOW64\cmd.exe
                                  C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                                  2⤵
                                    PID:2980
                                    • C:\Windows\SysWOW64\taskkill.exe
                                      taskkill /f /im hdmanager.exe
                                      3⤵
                                      • Kills process with taskkill
                                      • Suspicious use of AdjustPrivilegeToken
                                      PID:828
                                  • C:\Windows\SysWOW64\cmd.exe
                                    C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                                    2⤵
                                      PID:2092
                                      • C:\Windows\SysWOW64\taskkill.exe
                                        taskkill /f /im hdmanager.exe
                                        3⤵
                                        • Kills process with taskkill
                                        • Suspicious use of AdjustPrivilegeToken
                                        PID:2444
                                    • C:\Windows\SysWOW64\cmd.exe
                                      C:\Windows\system32\cmd.exe /c taskkill /f /im hdmanager.exe
                                      2⤵
                                        PID:2248
                                        • C:\Windows\SysWOW64\taskkill.exe
                                          taskkill /f /im hdmanager.exe
                                          3⤵
                                          • Kills process with taskkill
                                          • Suspicious use of AdjustPrivilegeToken
                                          PID:3052

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/2088-45-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-15-0x00000000003A0000-0x00000000003A1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2088-18-0x0000000077490000-0x0000000077491000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2088-17-0x00000000003A0000-0x00000000003A1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2088-46-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-43-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-69-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-23-0x000000007EF90000-0x000000007EFA0000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-24-0x000000007EF80000-0x000000007EF90000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-25-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-26-0x0000000000400000-0x0000000000712000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/2088-28-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-27-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-30-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-29-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-31-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-32-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-33-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-34-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-36-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-35-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-38-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-37-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-39-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-41-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-40-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-42-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-44-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-68-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-22-0x000000007EF90000-0x000000007EFA0000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-14-0x0000000000400000-0x0000000000712000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/2088-47-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-48-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-50-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-49-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-51-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-52-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-53-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-54-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-55-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-56-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-57-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-58-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-59-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-60-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-61-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-62-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-63-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-64-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-65-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-66-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2088-67-0x000000007EF70000-0x000000007EF80000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2628-10-0x000000007EFA0000-0x000000007EFB0000-memory.dmp

                                      Filesize

                                      64KB

                                    • memory/2628-2-0x0000000000320000-0x0000000000321000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2628-4-0x0000000000320000-0x0000000000321000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2628-7-0x0000000000400000-0x0000000000712000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/2628-9-0x0000000077490000-0x0000000077491000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2628-0-0x0000000000320000-0x0000000000321000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2628-11-0x0000000000400000-0x0000000000712000-memory.dmp

                                      Filesize

                                      3.1MB

                                    • memory/2628-107-0x0000000000400000-0x0000000000712000-memory.dmp

                                      Filesize

                                      3.1MB