Analysis

  • max time kernel
    120s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 10:41

General

  • Target

    435df1694dd6815a067cbd96132bb39a9b3f3e132f57d3898c1743c805b678fb.exe

  • Size

    1.5MB

  • MD5

    1732fc2544e5189e473767920936ad12

  • SHA1

    d5935e502a0e7de5a891d15f60ac1e32a3f30e11

  • SHA256

    435df1694dd6815a067cbd96132bb39a9b3f3e132f57d3898c1743c805b678fb

  • SHA512

    4171fed519c1c3bbba8e7bedfcc2d9dffc6a3bda8d312b82a42d7c11902feaff0136877d309f838ced9159ea51eb671239ad8327166e40d43efb43809ff502f8

  • SSDEEP

    24576:GIaPZLqr/UvMFO97MX/BXFsXbPiMNuShUB+s039raLV:GiQ9aXceMNuSA+sOryV

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
  • 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.

  • 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:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3020
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3044
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3076
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3496
                  • C:\Users\Admin\AppData\Local\Temp\435df1694dd6815a067cbd96132bb39a9b3f3e132f57d3898c1743c805b678fb.exe
                    "C:\Users\Admin\AppData\Local\Temp\435df1694dd6815a067cbd96132bb39a9b3f3e132f57d3898c1743c805b678fb.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
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:640
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3660
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3932
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4240
                            • 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:4448
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1660

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • F:\mmtnh.pif

                                  Filesize

                                  97KB

                                  MD5

                                  cb2d9ccc6937b6556dbba0f08c985117

                                  SHA1

                                  2f24cbdfafcdae53ed805df6b2533e70efcdbd0f

                                  SHA256

                                  caa037e99f89b85fc8768f6c486a1e3cb1baf37d52ae6fbf2503c4c159a8baf4

                                  SHA512

                                  b758df26b9198b1bd3b4ae6d99903b952d91a739450295e98e10a3cb804bb78c2a5562adf45474c2ed71378841800b9a875c83c98b968abd7a4ab6e1a8d47f8f

                                • memory/640-31-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-73-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-8-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-18-0x00000000025B0000-0x00000000025B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-20-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-17-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-19-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-9-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-11-0x00000000025B0000-0x00000000025B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-10-0x0000000002590000-0x0000000002591000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/640-3-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-7-0x00000000025D0000-0x00000000025D1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/640-6-0x00000000025B0000-0x00000000025B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-1-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-21-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-23-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-22-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-24-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-26-0x0000000000400000-0x0000000000573000-memory.dmp

                                  Filesize

                                  1.4MB

                                • memory/640-25-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-27-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-29-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-81-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-5-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-38-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-36-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-37-0x0000000002590000-0x0000000002591000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/640-33-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-40-0x00000000025B0000-0x00000000025B2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/640-41-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-44-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-46-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-49-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-55-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-57-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-59-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-61-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-65-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-66-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-69-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-71-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-0-0x0000000000400000-0x0000000000573000-memory.dmp

                                  Filesize

                                  1.4MB

                                • memory/640-74-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-76-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-78-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-30-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/640-4-0x0000000002610000-0x00000000036CA000-memory.dmp

                                  Filesize

                                  16.7MB