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Analysis

  • max time kernel
    95s
  • 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, 01:17

General

  • Target

    5990cb78e84839e7a1682a30535a628dbc90affea89d740bc49a10197618f572.exe

  • Size

    65KB

  • MD5

    139838372dab0e929e5fc5d8f21c299d

  • SHA1

    7d2e92864da8a9b887ef4bfb8b1f24b4773bb9ee

  • SHA256

    5990cb78e84839e7a1682a30535a628dbc90affea89d740bc49a10197618f572

  • SHA512

    f99566ec33416dc9f40ed36e852eb40153fe525d0fd22769344af54c732aff76baeb73438acf754b685965695cfe8923fa022987e40c8716317d76e18ba9de3f

  • SSDEEP

    1536:CSOaid5251YFwjbrMe2VXOAmniUXxUAsJSIAuJWZJn:LE2PYF6bYOhrXMeZ5

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 9 IoCs

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

  • UPX packed file 25 IoCs

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

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 32 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:2876
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2892
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3008
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3424
                  • C:\Users\Admin\AppData\Local\Temp\5990cb78e84839e7a1682a30535a628dbc90affea89d740bc49a10197618f572.exe
                    "C:\Users\Admin\AppData\Local\Temp\5990cb78e84839e7a1682a30535a628dbc90affea89d740bc49a10197618f572.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • 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:4884
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3820
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3888
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3964
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4020
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4292
                              • 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:4544
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4460

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/4884-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4884-4-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-5-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-6-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-13-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-17-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4884-20-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4884-15-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-19-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-21-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4884-18-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-14-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-16-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4884-8-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-3-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-22-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-23-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-24-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-25-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-26-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-28-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-29-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-30-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-32-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-33-0x0000000000740000-0x0000000000742000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4884-35-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-37-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-39-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-40-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-42-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-44-0x0000000000850000-0x000000000190A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4884-63-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB