Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2024, 23:47

General

  • Target

    12814a66f20c4730270a489a1038971db7d35be737661adc4fc97deef163a880N.exe

  • Size

    986KB

  • MD5

    30465127d507353021faa610c8783690

  • SHA1

    918951da521ba059bda0b5b469742a70a18023f9

  • SHA256

    12814a66f20c4730270a489a1038971db7d35be737661adc4fc97deef163a880

  • SHA512

    832c5c3246b321c2146da438f26b46d6beb480bfbfa380a6f17650694bad855e9ce61d3be6c0858e3900cf4fee766f1c5e3c34e01417d38745cf42553dcac094

  • SSDEEP

    12288:cEy/9v0chW/RYRhoI+VQ0kON68At1YVdvCrtX89Y1/gTaGNFjaMcjfMIySXIwnuw:cZ/B0TRmhofQ0b21ud6xXrVuyfMJS4W5

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
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 8 IoCs

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

  • UPX packed file 24 IoCs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:760
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:764
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3048
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2624
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3100
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3472
                  • C:\Users\Admin\AppData\Local\Temp\12814a66f20c4730270a489a1038971db7d35be737661adc4fc97deef163a880N.exe
                    "C:\Users\Admin\AppData\Local\Temp\12814a66f20c4730270a489a1038971db7d35be737661adc4fc97deef163a880N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Loads dropped DLL
                    • 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:3636
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3588
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3792
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3884
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3956
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4052
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4212
                            • 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:4732
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3744
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4244

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\nsfB95F.tmp\tdplatns.dll

                                    Filesize

                                    58KB

                                    MD5

                                    dd43d6c4a093fa788c7bb34128a71a17

                                    SHA1

                                    870bc71435778e56e236bbe34fae063472b385d1

                                    SHA256

                                    cc89ebacc9c58b6aa95f771975624ab8ec98018c8796f9c39f6190d5e3944efe

                                    SHA512

                                    17cf9ba5cd811be836d542aa3ab2bce6e9de6e288f9cf517d289d3367b69c622d5ba85df33a5b99008ea944cf8635d8ae52a8f57a40acefde9b095e29662bebc

                                  • memory/3636-25-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-27-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-7-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-14-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-22-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-18-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-17-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-23-0x00000000023B0000-0x00000000023B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3636-26-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-16-0x00000000043C0000-0x00000000043C1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3636-15-0x00000000023B0000-0x00000000023B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3636-4-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-6-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-3-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-5-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-24-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-19-0x00000000023B0000-0x00000000023B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3636-0-0x0000000000400000-0x000000000051C000-memory.dmp

                                    Filesize

                                    1.1MB

                                  • memory/3636-28-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-30-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-31-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-8-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-43-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-46-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-49-0x00000000023B0000-0x00000000023B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3636-48-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-51-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-52-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-54-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-76-0x00000000024E0000-0x000000000359A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3636-68-0x00000000023B0000-0x00000000023B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3636-79-0x0000000000400000-0x000000000051C000-memory.dmp

                                    Filesize

                                    1.1MB