Analysis

  • max time kernel
    122s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 23:59

General

  • Target

    84568c4803da37677d24a8e3093d9f53f38ca7f051041aa7b939c3778e09e374.exe

  • Size

    97KB

  • MD5

    9d5b93494af485955e693fc17fbde767

  • SHA1

    0efcf7e1d25adddc06201d4ba517edbce56012dd

  • SHA256

    84568c4803da37677d24a8e3093d9f53f38ca7f051041aa7b939c3778e09e374

  • SHA512

    b851dc81c5c920c5797812968efd10fe1a9089f5e956ec11efc8466d997d2f18f53753a83d574eca0cc1c90b7ffe4fdaa22571f1ca1c80e8c9fd353748600b9c

  • SSDEEP

    3072:8jsOsZ5hQ9co/7ijX1tS7EjJqKanai2db2:8W5h6ziX3S7EjJVli2db

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.

  • 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 39 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:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2964
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3024
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2636
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\84568c4803da37677d24a8e3093d9f53f38ca7f051041aa7b939c3778e09e374.exe
                    "C:\Users\Admin\AppData\Local\Temp\84568c4803da37677d24a8e3093d9f53f38ca7f051041aa7b939c3778e09e374.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:2356
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3740
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3904
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3992
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4112
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2316
                              • 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:1800
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4288
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:788
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:1836
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:4156
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1956

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\pcbkk.pif

                                            Filesize

                                            97KB

                                            MD5

                                            ff2e439f1fc246ffaefdaed42eac8c32

                                            SHA1

                                            9afab9eb0613fab42d3a5752a341004815aacb94

                                            SHA256

                                            17e195626ee3e6035fd6ec239c2c728309a36f79b74cf961c6ff6ccc1c2963dd

                                            SHA512

                                            457de7bf52bc7ca6bd437b35cdb33cfc3a20e82ccdf549e331a0d4f96742dd005043115e8a72cb0b3b32d8b853e8682ee00b7f8bec0cfc0cd976905949ba3d9a

                                          • memory/2356-29-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-1-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-15-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2356-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-17-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2356-5-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-4-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-8-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2356-7-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2356-16-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-18-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-19-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-20-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-22-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-21-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-31-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-24-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-25-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-27-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-28-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/2356-33-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-3-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-23-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-35-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-40-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-42-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-43-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-45-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-46-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-47-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-50-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-57-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-59-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-61-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-62-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-65-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-67-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-69-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-70-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-73-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-75-0x00000000007D0000-0x000000000188A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/2356-32-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/2356-86-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB