Analysis

  • max time kernel
    132s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/02/2024, 11:35

General

  • Target

    ae6a6c92ed29ba30fc12e9b71ede6bb7.exe

  • Size

    100KB

  • MD5

    ae6a6c92ed29ba30fc12e9b71ede6bb7

  • SHA1

    472dd6b4b59e06e6a5579c206142218691b79654

  • SHA256

    94ce6e8c59651a6a7afddbd001203f982f8ab9d7b00ec97903ec090856e516cf

  • SHA512

    048b5e58ea8ff273743da304e3db54ae9d94e08938f97a915fda58e26f820fff1aae3df818c75696d9de43f7c08e1b567eb1a543a2184a1980147681b38f3379

  • SSDEEP

    1536:Ch9SBewgZ90SYpZ8SMVUqi266HYbmUf9494lVXOuFiwwsj4:09SBpc0HZd92d4CUf9494lAGF

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 3 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 37 IoCs

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

  • 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.

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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\dwm.exe
    "dwm.exe"
    1⤵
      PID:1020
    • C:\Windows\System32\RuntimeBroker.exe
      C:\Windows\System32\RuntimeBroker.exe -Embedding
      1⤵
        PID:4060
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
          PID:3964
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:3824
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
            1⤵
              PID:3636
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
                PID:2884
              • C:\Windows\system32\backgroundTaskHost.exe
                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                1⤵
                  PID:692
                • C:\Windows\system32\backgroundTaskHost.exe
                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                  1⤵
                    PID:3688
                  • C:\Windows\system32\backgroundTaskHost.exe
                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                    1⤵
                      PID:5024
                    • C:\Users\Admin\AppData\Local\Temp\ae6a6c92ed29ba30fc12e9b71ede6bb7.exe
                      "C:\Users\Admin\AppData\Local\Temp\ae6a6c92ed29ba30fc12e9b71ede6bb7.exe"
                      1⤵
                      • 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
                      • Modifies registry class
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      • System policy modification
                      PID:4792
                    • 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:4832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:1012
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:4116
                          • C:\Windows\Explorer.EXE
                            C:\Windows\Explorer.EXE
                            1⤵
                              PID:3428
                            • C:\Windows\system32\taskhostw.exe
                              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                              1⤵
                                PID:2668
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                1⤵
                                  PID:2488
                                • C:\Windows\system32\sihost.exe
                                  sihost.exe
                                  1⤵
                                    PID:2468
                                  • C:\Windows\system32\fontdrvhost.exe
                                    "fontdrvhost.exe"
                                    1⤵
                                      PID:792
                                    • C:\Windows\system32\fontdrvhost.exe
                                      "fontdrvhost.exe"
                                      1⤵
                                        PID:784
                                      • C:\Windows\system32\BackgroundTaskHost.exe
                                        "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                        1⤵
                                          PID:3592
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:2680
                                          • C:\Windows\System32\wuapihost.exe
                                            C:\Windows\System32\wuapihost.exe -Embedding
                                            1⤵
                                              PID:1592
                                            • C:\Windows\System32\RuntimeBroker.exe
                                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                                              1⤵
                                                PID:4732
                                              • C:\Windows\System32\RuntimeBroker.exe
                                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                                1⤵
                                                  PID:3360

                                                Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

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                                                      Downloads

                                                      • F:\msmp.pif

                                                        Filesize

                                                        100KB

                                                        MD5

                                                        4885ada986dbec98f1f7d42c528c4461

                                                        SHA1

                                                        e03ea5f2c1320e9db54f673f850e8f267dfee313

                                                        SHA256

                                                        7c54393165cc06d5ad39522ca96559cd4c9512a4cf97ab83f7ba0dca9dccd4f3

                                                        SHA512

                                                        92ca5043a54b8d376b875bccf7c8338333d9c3b1e90713788f5760cbc79e8b385e8eee7e66d4a07cb74d7dbecd23399ab5f9b42ad4017a59df7eb2b28ab48212

                                                      • memory/4792-23-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-26-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-28-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-8-0x0000000004610000-0x0000000004611000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/4792-6-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/4792-7-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-9-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/4792-10-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-11-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-12-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-13-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-14-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-15-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-16-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-17-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-18-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-19-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-21-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-22-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-0-0x0000000000400000-0x0000000000414000-memory.dmp

                                                        Filesize

                                                        80KB

                                                      • memory/4792-4-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-25-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-5-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-30-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-33-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-35-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-37-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-39-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-46-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-48-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-50-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-52-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-54-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-56-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-58-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-60-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-62-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-64-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-66-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-68-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                                        Filesize

                                                        8KB

                                                      • memory/4792-69-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4792-2-0x00000000022C0000-0x000000000334E000-memory.dmp

                                                        Filesize

                                                        16.6MB