Analysis

  • max time kernel
    118s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 17:37

General

  • Target

    53e906290e33065887d05a97aec2738e70e7964200799538f52a265f5c81c229N.exe

  • Size

    65KB

  • MD5

    719869910f44750a0b1ff7dc16e7a590

  • SHA1

    b266ae69061d09572c781d944968801061aa2a1f

  • SHA256

    53e906290e33065887d05a97aec2738e70e7964200799538f52a265f5c81c229

  • SHA512

    75a090166d03f87e3102d08c4f918174f41e8cd897c169f7e3a3e402484d5fbaabe8cca1b236d38f0cfafb8f091dc0f036454127c18215eb25f51859e68d68b7

  • SSDEEP

    1536:t2FujAR5sqv57+yv9qm5MCg7ksCW5EPR59RiSByj:0ujY5dv57+yp5vXWARNxByj

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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2488
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2792
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2984
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3320
                  • C:\Users\Admin\AppData\Local\Temp\53e906290e33065887d05a97aec2738e70e7964200799538f52a265f5c81c229N.exe
                    "C:\Users\Admin\AppData\Local\Temp\53e906290e33065887d05a97aec2738e70e7964200799538f52a265f5c81c229N.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:664
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3496
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3828
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3892
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3968
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:428
                            • 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:3548
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:512

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\yyyv.pif

                                  Filesize

                                  97KB

                                  MD5

                                  650c25bbefe32cced462e7065f4024a7

                                  SHA1

                                  f488d9cc3b8fae0cc7d867e099c416135eea0d88

                                  SHA256

                                  32c41def829afcee1c1c7e5685783baf86c193899d5eb722830b468a7f5c0972

                                  SHA512

                                  5dbd063fced9309952dcb7dc64eedd676dee15faa728fbb881a3a05d3576e01e16fb4a0998a63595faf1c67037f5d4fc5d6c8862c5489108b059470787221385

                                • memory/664-30-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-6-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-19-0x0000000001CC0000-0x0000000001CC2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/664-32-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-20-0x0000000001CC0000-0x0000000001CC2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/664-7-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-13-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-3-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-17-0x0000000001CD0000-0x0000000001CD1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/664-16-0x0000000001CC0000-0x0000000001CC2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/664-15-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-5-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-21-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-18-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-23-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-22-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-24-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-34-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-26-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-28-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-29-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/664-14-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-4-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-25-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-36-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-37-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-40-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-43-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-45-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-46-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-50-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-51-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-54-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-55-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-56-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-63-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-64-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-65-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-68-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-69-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-72-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-73-0x0000000000870000-0x000000000192A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/664-33-0x0000000001CC0000-0x0000000001CC2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/664-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB