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Analysis

  • max time kernel
    117s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/12/2024, 12:16

General

  • Target

    956a4988534cc522fcffc9deb943abed83c1efdb7b136dbaebbde925e3c08e45.exe

  • Size

    69KB

  • MD5

    8c311f7d92e0730a27b40f579acf0a55

  • SHA1

    f853fd7e0811b46842daef9d76c83fe347ef5031

  • SHA256

    956a4988534cc522fcffc9deb943abed83c1efdb7b136dbaebbde925e3c08e45

  • SHA512

    a4e60f077f414380d45354e1bf896f13c1e608d15e018217cd3d216da70db20f10f25e9723c670733721bc4244f0ed24bc8ca0505c60cba6037dbef6fbacca60

  • SSDEEP

    1536:9yd5tAlefxFgp1f9aOnoKA6B7Ont2ggAsYFgT6Vy8mbZw1:9ydbdD8lASoaNOtOOQFE1

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 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 1 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2664
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2672
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2920
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3448
                  • C:\Users\Admin\AppData\Local\Temp\956a4988534cc522fcffc9deb943abed83c1efdb7b136dbaebbde925e3c08e45.exe
                    "C:\Users\Admin\AppData\Local\Temp\956a4988534cc522fcffc9deb943abed83c1efdb7b136dbaebbde925e3c08e45.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:4600
                • 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:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3828
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3980
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:432
                            • 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:4728
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2792

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • F:\nwuxck.exe

                                  Filesize

                                  100KB

                                  MD5

                                  af2aa5bbcd234c70fcd3b298f52cbdb9

                                  SHA1

                                  76bcc8e41a8e83ac099889dbbd5d637ba802426a

                                  SHA256

                                  36a1d6b5552d949c5927eed873c039bce1bfccecc2312d97bc7dde946dd51a9e

                                  SHA512

                                  88567dcd8741ca5167df2853dc5502b5ac74875cf3a4d0e6b12734a85ed1c2d1bb6bfc45d693af8c87f0b37e892f00fa0b2328f0e103456c62376623c77556db

                                • memory/4600-25-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-17-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-6-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-14-0x0000000003470000-0x0000000003472000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4600-9-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-13-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-8-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-12-0x0000000003470000-0x0000000003472000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4600-5-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-4-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-3-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-11-0x0000000003C10000-0x0000000003C11000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4600-10-0x0000000003470000-0x0000000003472000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4600-16-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-15-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-27-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-19-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-18-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-21-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-22-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-23-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-0-0x0000000000400000-0x0000000000413000-memory.dmp

                                  Filesize

                                  76KB

                                • memory/4600-7-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-26-0x0000000003470000-0x0000000003472000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4600-59-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-30-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-33-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-35-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-38-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-39-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-42-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-43-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-44-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-46-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-48-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-50-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-52-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-53-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-29-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-60-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-64-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-65-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-67-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-69-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-1-0x0000000002300000-0x000000000338E000-memory.dmp

                                  Filesize

                                  16.6MB

                                • memory/4600-78-0x0000000000400000-0x0000000000413000-memory.dmp

                                  Filesize

                                  76KB