Analysis

  • max time kernel
    93s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-12-2024 19:44

General

  • Target

    4c316470529fb2aebe9972b0eac5f385704a26d1c2707380b0dc44cfac382b86.exe

  • Size

    2.5MB

  • MD5

    d092259e1e081b0ffa53b54068e17ee1

  • SHA1

    0cfc528982a23f9dc2813bfc81268620d4b946bf

  • SHA256

    4c316470529fb2aebe9972b0eac5f385704a26d1c2707380b0dc44cfac382b86

  • SHA512

    66174bbe37f4d837bee4d5f2b1fcb7e00dfa0e9b468a95f96ad07c8176e1f7c343d0a0925b932b72ab600c22b4594fc2c5b98435620b5f68c353bc020f2b7a08

  • SSDEEP

    49152:WYNtHBjBeXyf84ZXOJiBZoJ6+tQzuJNOg4Sl8GQV5qU9WtPHXA0pTCxXH0i:WY7HVUiIibzuJN3bl8GQvqdNXA0E

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
  • UPX packed file 7 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2632
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2864
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3508
                  • C:\Users\Admin\AppData\Local\Temp\4c316470529fb2aebe9972b0eac5f385704a26d1c2707380b0dc44cfac382b86.exe
                    "C:\Users\Admin\AppData\Local\Temp\4c316470529fb2aebe9972b0eac5f385704a26d1c2707380b0dc44cfac382b86.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • 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:3900
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3848
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4000
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4144
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2368
                              • 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:1524
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3580

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • memory/3900-0-0x0000000000400000-0x0000000000684000-memory.dmp

                                    Filesize

                                    2.5MB

                                  • memory/3900-4-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3900-3-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3900-10-0x00000000024B0000-0x00000000024B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3900-8-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3900-7-0x00000000024C0000-0x00000000024C1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3900-6-0x00000000024B0000-0x00000000024B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3900-18-0x00000000024B0000-0x00000000024B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3900-5-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3900-12-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3900-21-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3900-30-0x0000000000400000-0x0000000000684000-memory.dmp

                                    Filesize

                                    2.5MB

                                  • memory/3900-9-0x00000000025F0000-0x00000000036AA000-memory.dmp

                                    Filesize

                                    16.7MB