Analysis

  • max time kernel
    96s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2025 10:36

General

  • Target

    409a501dc82db8683f0c5ad57926eeb5c87e66032dd9f683672d5ddc87e507a2.dll

  • Size

    120KB

  • MD5

    608007011d60ece1ddfff1e747a146bf

  • SHA1

    be26fac45f2967249f527dfa479777532f9c8b60

  • SHA256

    409a501dc82db8683f0c5ad57926eeb5c87e66032dd9f683672d5ddc87e507a2

  • SHA512

    687b33742e1d2bbd05072069d618542d27a7441274385ac694ee8822c9969a82d4e3d06028f8046a279b9b07894e2475519153cab088a44753a8a08915efed80

  • SSDEEP

    1536:gYW1BZqAJ5UBZUCrLw72oAcCjqyTtqgYZrAROH8UatBrKeLuHtyqCO4CS+1I/iX:zWfJC2zCjqQiroOH8USrCCO4CShKX

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 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

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

  • UPX packed file 34 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 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:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:1144
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:832
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3164
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3496
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\409a501dc82db8683f0c5ad57926eeb5c87e66032dd9f683672d5ddc87e507a2.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4648
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\409a501dc82db8683f0c5ad57926eeb5c87e66032dd9f683672d5ddc87e507a2.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1128
                      • C:\Users\Admin\AppData\Local\Temp\e575e5c.exe
                        C:\Users\Admin\AppData\Local\Temp\e575e5c.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Program Files directory
                        • 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:4344
                      • C:\Users\Admin\AppData\Local\Temp\e575fd3.exe
                        C:\Users\Admin\AppData\Local\Temp\e575fd3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:516
                      • C:\Users\Admin\AppData\Local\Temp\e5779d3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5779d3.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • 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 WriteProcessMemory
                        • System policy modification
                        PID:3032
                      • C:\Users\Admin\AppData\Local\Temp\e5779f3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5779f3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1856
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3804
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3892
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3952
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4040
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4228
                            • 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:3264
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1284
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:376
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3084
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:4916
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2136

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e575e5c.exe

                                          Filesize

                                          97KB

                                          MD5

                                          0128e7eb42d0c07202f5bdaba9c93ddc

                                          SHA1

                                          768743e79058859dadd6e6c0e5191a9885646a57

                                          SHA256

                                          cdb2875b4f7da9ce1361bd01d0f63dd4217970e3db5086de1e7e0a5277e35aae

                                          SHA512

                                          ac1a37d25dd5bce52c377b41c4ea4ef1f29c7d2c067e916e2231d2da64dc6fd803ee23b8c35551e73be19a2db2a1990df72a121a8560cf47e6c9c3586f2986f2

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          256B

                                          MD5

                                          6f180c78b93baa6108bf68bce35c6ec2

                                          SHA1

                                          7bc26f632040651235cb1f2f73a08188f21501e6

                                          SHA256

                                          1dd0b0074e2fba47cf59ff25fa5df17cc95a823a5dda4e74b489e1a293fc157a

                                          SHA512

                                          ba9608e6e0cd3bdcf4269c85539ba05fdbbac26f7462295b90a6c2817272583242b7c169a13ea80faba6a2c5d056057244b2cfca36fa888f3127033fb0664e37

                                        • memory/516-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/516-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/516-136-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/516-36-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/516-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/516-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1128-15-0x0000000000730000-0x0000000000732000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1128-25-0x00000000007D0000-0x00000000007D1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1128-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/1128-22-0x0000000000730000-0x0000000000732000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1128-27-0x0000000000730000-0x0000000000732000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1856-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1856-72-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/1856-101-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1856-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/1856-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/1856-169-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3032-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3032-132-0x0000000000B90000-0x0000000001C4A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3032-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3032-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3032-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3032-171-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3032-170-0x0000000000B90000-0x0000000001C4A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-60-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-79-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-44-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-40-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-57-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-59-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4344-41-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-62-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-39-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-38-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-18-0x00000000005C0000-0x00000000005C1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4344-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-9-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-32-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4344-11-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-24-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-75-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-76-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-43-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-82-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-84-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-85-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-31-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4344-88-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-90-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-13-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-97-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-100-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-33-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-108-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4344-120-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4344-102-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-20-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-19-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-12-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4344-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB