Analysis

  • max time kernel
    120s
  • 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
    26-12-2024 05:28

General

  • Target

    8c04e02e99060047d533af60221647eaae3501e4b5f33000af65d0be339e7cb4N.exe

  • Size

    100KB

  • MD5

    fd01f2eaa7a511ecba55b6942c5595b0

  • SHA1

    3ab8e9b139d37c7133494529c5c582fd6a84a507

  • SHA256

    8c04e02e99060047d533af60221647eaae3501e4b5f33000af65d0be339e7cb4

  • SHA512

    9cc222ad8711d7dcc52095a89b115d8ff1931644e13c582a249ec306d46e726f85bfeb1f793fda5dcbb2d3dc7d7be0f78475f619b9a0a1926d042199177f6339

  • SSDEEP

    3072:B43Q+4tTi+URK4iL53q+hMaWJEugzN/Gqn:B2QORE3qlDEugBbn

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

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 1 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:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2932
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2948
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:392
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3392
                  • C:\Users\Admin\AppData\Local\Temp\8c04e02e99060047d533af60221647eaae3501e4b5f33000af65d0be339e7cb4N.exe
                    "C:\Users\Admin\AppData\Local\Temp\8c04e02e99060047d533af60221647eaae3501e4b5f33000af65d0be339e7cb4N.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:1520
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3532
                  • 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:3836
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3984
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3816
                            • 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:592
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4532
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2168

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\vmeont.exe

                                    Filesize

                                    100KB

                                    MD5

                                    cb4a80ed0068c154d9057d76a4d358d5

                                    SHA1

                                    01db53ac28fdc4ead07569c10b39864dc5bddd70

                                    SHA256

                                    1a36cf379efc5ef66e5c1eabc4b25648ef69ce7a14517c89fc89508adc45e837

                                    SHA512

                                    fbb430dcaf67806f7fd4333b1f19fd12a6e0ebf3859cfec42005a84557ec94f8eb847813d1fd1def3e21773a98222bb4e308c62c0da3047223f4d5c0ceef5572

                                  • memory/1520-26-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-7-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-6-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-27-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1520-14-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1520-11-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-8-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-12-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-13-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1520-3-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-5-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-4-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-15-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-16-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-17-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-18-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-20-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-30-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-22-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-23-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-24-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-0-0x0000000000400000-0x0000000000415000-memory.dmp

                                    Filesize

                                    84KB

                                  • memory/1520-10-0x0000000000740000-0x0000000000741000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1520-9-0x0000000000730000-0x0000000000732000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1520-19-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-31-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-35-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-37-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-39-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-40-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-42-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-46-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-47-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-49-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-51-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-52-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-54-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-60-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-62-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-64-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-66-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-67-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-70-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-28-0x00000000022F0000-0x000000000337E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/1520-79-0x0000000000400000-0x0000000000415000-memory.dmp

                                    Filesize

                                    84KB