Analysis

  • max time kernel
    118s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2025 18:50

General

  • Target

    58a75cfbd779b397f00462d2fe2cdbe7c467a0aea7e82cb423484aba566cae20N.exe

  • Size

    97KB

  • MD5

    a7a514da01a064c16bfbfcecd6414940

  • SHA1

    92a2ed040b7ddd9fe25be692540dc93345d01861

  • SHA256

    58a75cfbd779b397f00462d2fe2cdbe7c467a0aea7e82cb423484aba566cae20

  • SHA512

    c02426598069f38d8148e766137fd3c8f73361ad690677985ad81c4ac619485ab3a4806d1f007ceb87b276cfa21143829ba8ee80af1b83c7ee682743db03d549

  • SSDEEP

    1536:MWlzRMzsiwEmavcOJkxRZxmLi+ekYSqM+YWfr0rAucNWyRWb/C4IA:fzBidr2Zx9+ekYSZ+Zr9JWyC64I

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 38 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 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 1 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3016
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2140
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:784
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Users\Admin\AppData\Local\Temp\58a75cfbd779b397f00462d2fe2cdbe7c467a0aea7e82cb423484aba566cae20N.exe
                    "C:\Users\Admin\AppData\Local\Temp\58a75cfbd779b397f00462d2fe2cdbe7c467a0aea7e82cb423484aba566cae20N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4828
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3876
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3944
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4024
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4140
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:3024
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:832
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4032
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:4916
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:3432
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:4448
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1940

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • F:\snjmh.pif

                                            Filesize

                                            97KB

                                            MD5

                                            3aad88711e57276ba1ba4cc114e1fdf1

                                            SHA1

                                            fd980ebb55bc91acb3ad78e6f82ca72db8c8d374

                                            SHA256

                                            6075bea4401095437ba7a86d836717bc8db7e1a350128eb2bfa74f7dfd54e6d0

                                            SHA512

                                            9b8608764b73b934e6c0d77d1537ad8fd8834a518940402e3b3279ba0a9b0687121e901cb468acf95f63b6d28082c4cd4a782a4436907b89a592198161d903d3

                                          • memory/4828-30-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-5-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-4-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-32-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-16-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-17-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-13-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-21-0x0000000004C50000-0x0000000004C52000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4828-20-0x0000000004C50000-0x0000000004C52000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4828-19-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/4828-18-0x0000000004C50000-0x0000000004C52000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4828-15-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-7-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-22-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-23-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-24-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-35-0x0000000004C50000-0x0000000004C52000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/4828-26-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-28-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-29-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/4828-3-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-14-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-25-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-41-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-42-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-45-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-46-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-52-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-54-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-56-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-58-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-61-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-62-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-64-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-65-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-68-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-69-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-72-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-73-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-33-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/4828-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB