Analysis

  • max time kernel
    118s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2025 04:32

General

  • Target

    df1d06d49327dfb177befffa691e46f64c956ed398469a44b0468a6deb711898N.exe

  • Size

    97KB

  • MD5

    d742291e55e724b52cd05f2c8dc6ca90

  • SHA1

    cae9f33a73c980879a816275fb79431cdf49b94c

  • SHA256

    df1d06d49327dfb177befffa691e46f64c956ed398469a44b0468a6deb711898

  • SHA512

    6572c3df1de3b2d6efe23ec8160989ff833fd9afb80d82819323545f084514178118a026864bcb015ce8233949d22155ed31455f1cbe3e3241f508034531b7f7

  • SSDEEP

    1536:UM7mpRBnQ9+QSk2zsfM3AvAOi2vfQ7mqlXiDMv/HoKfErm9qp97am9O:H6pznQMQX2dQv6kQbsc/HCr8kdX9O

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 40 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:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:948
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:672
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2820
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3416
                  • C:\Users\Admin\AppData\Local\Temp\df1d06d49327dfb177befffa691e46f64c956ed398469a44b0468a6deb711898N.exe
                    "C:\Users\Admin\AppData\Local\Temp\df1d06d49327dfb177befffa691e46f64c956ed398469a44b0468a6deb711898N.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:2608
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3544
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3728
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3820
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3884
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4004
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3900
                            • 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:2628
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4796
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:1624
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:1904
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                      1⤵
                                        PID:4064
                                      • C:\Windows\system32\backgroundTaskHost.exe
                                        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                        1⤵
                                          PID:4408

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • F:\muya.exe

                                          Filesize

                                          97KB

                                          MD5

                                          bfa0b5e1bfdc8ef4d3d0c9d78f8f75ca

                                          SHA1

                                          113d461ab3a63e3063630771ae4385aca8dc4568

                                          SHA256

                                          34679d9b011549fdcc865a99cedc82c808ad752264c4af0a311e25276c8727bb

                                          SHA512

                                          ac64db919ef70608ebc97c460f54622b802d67d0e26d3ccfad877ada163c3b737cb252e3cf956a5ad3ca0fbe44f806a88c903c0f044ef389c26e9d7ccea6149b

                                        • memory/2608-33-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-69-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-5-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-18-0x0000000003BE0000-0x0000000003BE2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2608-19-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-20-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-12-0x0000000003BE0000-0x0000000003BE2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2608-21-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-4-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-7-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/2608-6-0x0000000003BE0000-0x0000000003BE2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2608-22-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-23-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-24-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-25-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-26-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-28-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-29-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-30-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-3-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-41-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-35-0x0000000003BE0000-0x0000000003BE2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2608-42-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-44-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-45-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-46-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-49-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-51-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-53-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-54-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-56-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-62-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-64-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-66-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-68-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2608-71-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-73-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-78-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-32-0x0000000000760000-0x000000000181A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2608-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB