Analysis

  • max time kernel
    124s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 14:48

General

  • Target

    833cd61300b62ec1b3f4c3cbe477d8a8f9abbab076b7173345c5b19ff4b3da27.exe

  • Size

    2.0MB

  • MD5

    e73844e700be25fffb140418bc615376

  • SHA1

    dd63656749c9b092539680cc18f498c297e6058b

  • SHA256

    833cd61300b62ec1b3f4c3cbe477d8a8f9abbab076b7173345c5b19ff4b3da27

  • SHA512

    263db135089edb78dad9cbf11dd50bc90cd95b5d66603fdfee60c805423ea13b9d511155b9bac38084e81ac3a0526e832d954a78ba7df42b0f3685dd328fe651

  • SSDEEP

    49152:OXzGbLRjLbunYVCHn+EF+/h7lOQ9I8oHyo4vpUosRXChB:OIVjLaYVCHp+/Blr90SoyaRXCb

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 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:752
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:760
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2988
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3064
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3108
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3464
                  • C:\Users\Admin\AppData\Local\Temp\833cd61300b62ec1b3f4c3cbe477d8a8f9abbab076b7173345c5b19ff4b3da27.exe
                    "C:\Users\Admin\AppData\Local\Temp\833cd61300b62ec1b3f4c3cbe477d8a8f9abbab076b7173345c5b19ff4b3da27.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 FindShellTrayWindow
                    • Suspicious use of SendNotifyMessage
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4544
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3780
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3884
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3948
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4040
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3920
                            • 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:4412
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4468
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:400

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\gxfg.pif

                                    Filesize

                                    97KB

                                    MD5

                                    7b58474f1ef5f66965ae8ad9588c8a44

                                    SHA1

                                    1abfb0f078485b8402b77f3b7fa97f1333ab18d8

                                    SHA256

                                    1454a9976a1df91a74fdbbd1c43c887f19a80fa36553dcb017b2adf34546f77e

                                    SHA512

                                    0b3629cc2715ce792a39642fc78e8c35bd8ab0ff2981a0576b70b2b35c37c608838764c07bb4b12e0e7db12f6b2fd593d1a058c4f8ab9c8c6b52eda8d5e280ab

                                  • memory/4544-30-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-15-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-6-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-0-0x0000000000400000-0x000000000060A000-memory.dmp

                                    Filesize

                                    2.0MB

                                  • memory/4544-17-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-20-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-21-0x00000000023E0000-0x00000000023E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4544-7-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-16-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-19-0x00000000023E0000-0x00000000023E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4544-29-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-5-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-32-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-8-0x00000000023E0000-0x00000000023E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4544-22-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-23-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-24-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-26-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-25-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-28-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-18-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-3-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-9-0x00000000023F0000-0x00000000023F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4544-33-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-35-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-37-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-40-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-42-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-44-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-46-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-49-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-56-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-58-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-59-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-62-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-63-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-66-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-68-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-70-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-71-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-73-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-77-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-4-0x0000000002510000-0x00000000035CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4544-86-0x0000000000400000-0x000000000060A000-memory.dmp

                                    Filesize

                                    2.0MB