Analysis

  • max time kernel
    123s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/02/2024, 19:56

General

  • Target
    9e6f8e0fbc8d60f0f20215dfb77048e1.exe
  • Size 100KB
  • Sample240215-ynq2ysfb5t
  • SHA256 45c326ed36d26eae6e538dabea92053e9b192efcf1f00f77e1f26a82674a40c5
  • MD5 SHA1 SHA512 SSDEEP

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 40 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\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:316
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:784
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:4072
          • 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:4532
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:2272
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:4196
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  1⤵
                    PID:2620
                  • 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:3868
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                        1⤵
                          PID:3636
                        • C:\Windows\Explorer.EXE
                          C:\Windows\Explorer.EXE
                          1⤵
                            PID:3444
                            • C:\Users\Admin\AppData\Local\Temp\9e6f8e0fbc8d60f0f20215dfb77048e1.exe
                              "C:\Users\Admin\AppData\Local\Temp\9e6f8e0fbc8d60f0f20215dfb77048e1.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
                              • Modifies registry class
                              • Suspicious behavior: EnumeratesProcesses
                              • Suspicious use of AdjustPrivilegeToken
                              • Suspicious use of WriteProcessMemory
                              • System policy modification
                              PID:4100
                          • C:\Windows\system32\taskhostw.exe
                            taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                            1⤵
                              PID:2908
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                              1⤵
                                PID:2572
                              • C:\Windows\system32\sihost.exe
                                sihost.exe
                                1⤵
                                  PID:2556

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      iqkum.exe

                                      • Path C:\iqkum.exe
                                      • Size 100KB
                                      • SHA256 523022c1c886de1d5755ca9d1dc36f28a49c0dac07ac7ba76f3db941a13ba7e2
                                      • MD5 SHA1 SHA512 SSDEEP

                                      memory/4100-27-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-19-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-5-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-8-0x0000000004230000-0x0000000004231000-memory.dmp

                                      memory/4100-10-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                      memory/4100-7-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-6-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                      memory/4100-11-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-12-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-13-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-14-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-15-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-16-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-34-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-18-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-32-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-20-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-22-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-23-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-24-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-26-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-0-0x0000000000400000-0x0000000000415000-memory.dmp

                                      memory/4100-4-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-29-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-17-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-36-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-37-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-38-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-40-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-46-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-47-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-48-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-50-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-51-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-53-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-55-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-57-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-59-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-61-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-63-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-65-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-67-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-69-0x00000000022D0000-0x000000000335E000-memory.dmp

                                      memory/4100-70-0x0000000003EA0000-0x0000000003EA2000-memory.dmp

                                      memory/4100-2-0x00000000022D0000-0x000000000335E000-memory.dmp