Analysis

  • max time kernel
    91s
  • max time network
    92s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 03:34

General

  • Target

    82c5a38d68103687748ff82e35881870917da570f77912d371f62d02ede8a84cN.exe

  • Size

    65KB

  • MD5

    c1972bd5bc8c73fdbea51f0b3cb2e310

  • SHA1

    91d3d810e281fbb2c27eaf8b99ab3989ba41271c

  • SHA256

    82c5a38d68103687748ff82e35881870917da570f77912d371f62d02ede8a84c

  • SHA512

    f044f48a0c409675b427da7f4af6f14e9f0134d0aadb05b3d7c8c7aa528dfcb729b76a572ca3dd7e01666e84b07f9c2bdc05387731a111e0c94467fa33075bed

  • SSDEEP

    1536:sZ+3ZXsO0flOl1gxiC9TCbK7A7PHgC4cNhUgYR6G4wsoME:D3pr0f2181FCskB4cNh4Fs+

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 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
  • 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 36 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2824
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2872
            • 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:3340
                  • C:\Users\Admin\AppData\Local\Temp\82c5a38d68103687748ff82e35881870917da570f77912d371f62d02ede8a84cN.exe
                    "C:\Users\Admin\AppData\Local\Temp\82c5a38d68103687748ff82e35881870917da570f77912d371f62d02ede8a84cN.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:3644
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4036
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3380
                            • 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:4136
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4576
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:1876
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4436
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:4756

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • memory/3644-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB

                                      • memory/3644-6-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-3-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-5-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-4-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-8-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-10-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-9-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-11-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-12-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-7-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-21-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-20-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-19-0x0000000001C40000-0x0000000001C41000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3644-18-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-22-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-23-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-24-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-25-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-26-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-28-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-29-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-30-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-32-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-33-0x0000000000770000-0x0000000000772000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3644-35-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-36-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-37-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-40-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-42-0x0000000000880000-0x000000000193A000-memory.dmp

                                        Filesize

                                        16.7MB

                                      • memory/3644-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                        Filesize

                                        72KB