Analysis

  • max time kernel
    119s
  • max time network
    98s
  • 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 23:44

General

  • Target

    5014da8dfd9886e19d3c0e07ca704dab6dec55156780e08e0b068624f274a002N.exe

  • Size

    462KB

  • MD5

    c35b97010d6d07337a788c5dfeee1110

  • SHA1

    e8b3197990371b25eb3534585790a9251a037972

  • SHA256

    5014da8dfd9886e19d3c0e07ca704dab6dec55156780e08e0b068624f274a002

  • SHA512

    b455151cfb4f916ce51403aa9cec57b2a3eb4868d0305dd3ec4efbc5bd981aa557198fe4d290e7c95d45d92716949cade06bc64bb1cf58dc482c1694ceab7dc4

  • SSDEEP

    12288:r7IRWDvFd+nhmuF3Y0scgeDuUlXtAVJaZ1P:r7GU7+F3YltiE0Z1

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 41 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 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2648
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2672
            • 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:3508
                  • C:\Users\Admin\AppData\Local\Temp\5014da8dfd9886e19d3c0e07ca704dab6dec55156780e08e0b068624f274a002N.exe
                    "C:\Users\Admin\AppData\Local\Temp\5014da8dfd9886e19d3c0e07ca704dab6dec55156780e08e0b068624f274a002N.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 WriteProcessMemory
                    • System policy modification
                    PID:5008
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3684
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3960
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4024
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1000
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3944
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4620
                              • 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:2304
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:808
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1384

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • F:\pdnuu.exe

                                      Filesize

                                      97KB

                                      MD5

                                      313386e6f1fef260b32f400be7c8fa52

                                      SHA1

                                      cd2029a3432e8f1fa77a25e34e0743334605144c

                                      SHA256

                                      ad611bcc4ffae1b9a34b581123a4c2fe038fb687d6075de10b6c7b83f5438830

                                      SHA512

                                      7365a180d4b684fd85206d2746c947da49e6dd733a961600e9fbcf1fe53aa6c7fcc9406d735ed5adbf1a9cad898e467e7c201b5f27dcde74d6c869f432f37462

                                    • memory/5008-32-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-71-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-19-0x00000000022D0000-0x00000000022D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5008-8-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-11-0x00000000022D0000-0x00000000022D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5008-5-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-3-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-7-0x0000000003600000-0x0000000003601000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/5008-6-0x00000000022D0000-0x00000000022D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5008-1-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-10-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-17-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-21-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-20-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-30-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-22-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-23-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-24-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-25-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-26-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-28-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-29-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-18-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-9-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-47-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-35-0x00000000022D0000-0x00000000022D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/5008-36-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-39-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-40-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-44-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-45-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-46-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-34-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-49-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-51-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-52-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-53-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-55-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-57-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-59-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-67-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-69-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-0-0x0000000000400000-0x0000000000479000-memory.dmp

                                      Filesize

                                      484KB

                                    • memory/5008-72-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-74-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-76-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-4-0x0000000002440000-0x00000000034FA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/5008-87-0x0000000000400000-0x0000000000479000-memory.dmp

                                      Filesize

                                      484KB