Analysis

  • max time kernel
    120s
  • max time network
    96s
  • 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 05:11

General

  • Target

    8f3aed5fadbbb64bc0a2d36dfefcad84714cc9710340ec77d4e5dfb8496aa89c.exe

  • Size

    97KB

  • MD5

    4d62fac317b37140d8d8095536951e60

  • SHA1

    7c05984a33d311134c8b59618ef9510fab0c9c83

  • SHA256

    8f3aed5fadbbb64bc0a2d36dfefcad84714cc9710340ec77d4e5dfb8496aa89c

  • SHA512

    679e2ff1af5b41063dc0aa7ca772b632536f5ea57df536dcd04942642f04b63183cbc9b3ab3fe166d7c7e3301c181f3d3e599471c5e11e30e08e9112c0f6d913

  • SSDEEP

    1536:UM7mpRBnQ9+QSk2zsfM3AvAOi2vfQ7mqlXiDMv/HoKfErm9qp97am9OM:H6pznQMQX2dQv6kQbsc/HCr8kdX9OM

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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • 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:2696
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2948
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3444
                  • C:\Users\Admin\AppData\Local\Temp\8f3aed5fadbbb64bc0a2d36dfefcad84714cc9710340ec77d4e5dfb8496aa89c.exe
                    "C:\Users\Admin\AppData\Local\Temp\8f3aed5fadbbb64bc0a2d36dfefcad84714cc9710340ec77d4e5dfb8496aa89c.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:1600
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3764
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • 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:4048
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4000
                            • 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:2744
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:716
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4580
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:404
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:1424
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:4476

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • F:\ukig.exe

                                          Filesize

                                          97KB

                                          MD5

                                          35378fb77cbe4918b0642d86a5123a29

                                          SHA1

                                          498f52fc35215e98ae280b5ab32d0d66a0bd5d62

                                          SHA256

                                          c2432e7a419c7e414d05e639ec044a35c67bdaf74bbbc30b86e67c97b8ae4018

                                          SHA512

                                          8c97d85242f60b22a6d4464b009dac89cb230eefdabc11a2dc485a8ed32a41d9fc05371b896321d120bf28942dc208815bbc6b454e633640f070f4aeb45cdb90

                                        • memory/1600-30-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-2-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-5-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-32-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-13-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-14-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-15-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-19-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1600-16-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-21-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1600-17-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-20-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1600-18-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1600-7-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-23-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-22-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-24-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-34-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-26-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-28-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-29-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1600-4-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-6-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-25-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-36-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-37-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-40-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-44-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-46-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-47-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-48-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-56-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-57-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-59-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-61-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-64-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-67-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-68-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-70-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-72-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-73-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-78-0x0000000000810000-0x00000000018CA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/1600-33-0x0000000004C70000-0x0000000004C72000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1600-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB