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Analysis

  • max time kernel
    43s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/05/2024, 12:21

General

  • Target

    6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe

  • Size

    1.5MB

  • MD5

    6d5cc055892a6bed4dd3bf2792fd568c

  • SHA1

    fb864ceb1803f707d6536555eb55d20c9e2b0b58

  • SHA256

    6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b

  • SHA512

    36de47cd364054a68fe02da28acc2c176dd5299e2439d6c088ed03c804ac0b954dc303c69e36d90cc554d0e1d53c8c472ad89eccb173087131add3d198dd4b1b

  • SSDEEP

    24576:GLFZeV9rUW3uRIgRNMv88q9s14+6fsqetItnwn56fTbGXf9q:QFgVIRIgRNMk8qq1bSsqEw/p

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 2 TTPs 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • UPX packed file 35 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2928
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2972
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2744
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3372
                  • C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe
                    "C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Checks computer location settings
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3452
                    • C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe
                      "C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe" --ws
                      3⤵
                      • Modifies firewall policy service
                      • UAC bypass
                      • Windows security bypass
                      • Windows security modification
                      • Checks whether UAC is enabled
                      • Enumerates connected drives
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      • System policy modification
                      PID:4140
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3524
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3988
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4092
                            • 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:3028
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2732
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3860
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:3944
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:1008
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:3552

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          257B

                                          MD5

                                          586ae575b9bd3733da80995413329fdd

                                          SHA1

                                          2d45d946660cfed16c098292acfe4501bd46ad68

                                          SHA256

                                          7680f9c8c978db0f4561c25eb0e2d06394c060d83c6886901249938cea4d2871

                                          SHA512

                                          296d9780cb320d49cc78942aa0dfd48ecfd76ca0b63484b93dfa6f2724795bb29fb3916c84aa00d5ff984c3682e2cd4a66e1322dd97e9b8a2373d38b6970eb0f

                                        • C:\mcqfp.exe

                                          Filesize

                                          100KB

                                          MD5

                                          9e402c4618bf34d7122c3fc9fce00c5c

                                          SHA1

                                          fd28797aff8d59e86e9f75545f63bb8801f64175

                                          SHA256

                                          80046f825341d59ff471c3b6965e232d721e1519f65f5712f3b08ce170802129

                                          SHA512

                                          8ab34bf62eba90ebe3970d76635c545dec3f5f2ad8229110078af3a3d472f5dff57b4ac0c6c14ddcf34e6c0bd4125e5113e25a5104955652e3cadd8867938e6d

                                        • memory/3452-27-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-61-0x0000000000400000-0x000000000059D000-memory.dmp

                                          Filesize

                                          1.6MB

                                        • memory/3452-8-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-7-0x0000000003E90000-0x0000000003E91000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3452-5-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-11-0x0000000003B00000-0x0000000003B02000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3452-10-0x0000000003B00000-0x0000000003B02000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3452-9-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-12-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-6-0x0000000003B00000-0x0000000003B02000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3452-13-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-14-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-28-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-17-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-16-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-18-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-20-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-19-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-1-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-3-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-0-0x0000000000400000-0x000000000059D000-memory.dmp

                                          Filesize

                                          1.6MB

                                        • memory/3452-26-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-4-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-53-0x0000000003B00000-0x0000000003B02000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3452-43-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-31-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-33-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-34-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-36-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-40-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-42-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-30-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/3452-50-0x0000000002330000-0x00000000033BE000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-66-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-128-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-24-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4140-64-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-72-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-15-0x0000000000400000-0x000000000059D000-memory.dmp

                                          Filesize

                                          1.6MB

                                        • memory/4140-67-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-68-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-25-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4140-70-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-62-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-95-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4140-69-0x0000000002BF0000-0x0000000003C7E000-memory.dmp

                                          Filesize

                                          16.6MB

                                        • memory/4140-23-0x0000000000750000-0x0000000000751000-memory.dmp

                                          Filesize

                                          4KB