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
    01-02-2025 19:56

General

  • Target

    9d4b9a04b0dad74e3c396b2e7e5796919857723aca114a37d2742e8acf77b439N.exe

  • Size

    65KB

  • MD5

    ad31bbaf14debfef31aabe267ecc08a0

  • SHA1

    0eb6b1248d80c5394196c7fab3d7d523e18bcedb

  • SHA256

    9d4b9a04b0dad74e3c396b2e7e5796919857723aca114a37d2742e8acf77b439

  • SHA512

    fcc8335e461c414426180a1a860e602a3343009919fc6432e6b87f1883a99081f63ec82f95906671b9ba2eed50e8611c2f9a3466d34ef20a8dbfad08f0d0a899

  • SSDEEP

    1536:8WpfIvCo95xtABh6jvqbgVm7a1g1KBf1jq1JH:8QCx79jviXu1Z5xqj

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: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:2864
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3032
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:736
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3428
                  • C:\Users\Admin\AppData\Local\Temp\9d4b9a04b0dad74e3c396b2e7e5796919857723aca114a37d2742e8acf77b439N.exe
                    "C:\Users\Admin\AppData\Local\Temp\9d4b9a04b0dad74e3c396b2e7e5796919857723aca114a37d2742e8acf77b439N.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:1408
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • 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:3908
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4064
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3608
                            • 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:4140
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:708
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:3992
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3744
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:2436
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3996
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:3392

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • F:\wxsk.pif

                                            Filesize

                                            97KB

                                            MD5

                                            0b942bd7d2d54d3429a1572ba8c4b21e

                                            SHA1

                                            c7bf1e2d8841fc91eb505d2d7894ad736b8bb2b9

                                            SHA256

                                            b1098e63f2604d50fcc426ad403e95c2f96dc73fda0d093affc02305f67e6b9f

                                            SHA512

                                            37d6c1dad508ae5d872a887c98dba849c7db90cd2c842bc7159f69a0913ebca4faffecf0393a941e750378b3bfa9b5ee2c8e9579b7fa0611166dc6870de8de07

                                          • memory/1408-29-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-1-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-6-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-31-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-5-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-15-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-17-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-7-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-20-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-3-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-4-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-16-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1408-8-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1408-19-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-21-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-22-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-23-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-33-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-25-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-27-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-28-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB

                                          • memory/1408-18-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1408-9-0x0000000001B80000-0x0000000001B81000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1408-24-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-35-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-36-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-40-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-42-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-44-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-45-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-47-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-50-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-53-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-54-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-55-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-58-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-59-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-63-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-70-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-71-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-73-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-77-0x0000000000830000-0x00000000018EA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1408-32-0x0000000001B70000-0x0000000001B72000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1408-86-0x0000000000400000-0x0000000000412000-memory.dmp

                                            Filesize

                                            72KB