Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 19:59

General

  • Target

    155738cb19add2654c6d3fff1190fb372145a1c4c8c9ab3ffd204a6cc13484ba.dll

  • Size

    120KB

  • MD5

    d42ccb63a29c50719ea1f60e898c8284

  • SHA1

    4e9971be1042ce23bde196456485339855a4203f

  • SHA256

    155738cb19add2654c6d3fff1190fb372145a1c4c8c9ab3ffd204a6cc13484ba

  • SHA512

    fdc50dc4dc13ab81d9f187402087e49cb79ac29dc3f3439e3d6734b9c91d3ccfc5e02f73e5cbaf1cf130a01c5ef5849d4ea7587408af45cf70675e701774695c

  • SSDEEP

    3072:5pUT8LXnzplC0/EY9dTkNJWf7HeO9pm6:jVLXLskTew

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 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • UPX packed file 28 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3040
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2528
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3124
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\155738cb19add2654c6d3fff1190fb372145a1c4c8c9ab3ffd204a6cc13484ba.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3844
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\155738cb19add2654c6d3fff1190fb372145a1c4c8c9ab3ffd204a6cc13484ba.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4812
                      • C:\Users\Admin\AppData\Local\Temp\e5798f4.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798f4.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 AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2888
                      • C:\Users\Admin\AppData\Local\Temp\e5799b0.exe
                        C:\Users\Admin\AppData\Local\Temp\e5799b0.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:216
                      • C:\Users\Admin\AppData\Local\Temp\e57c41b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c41b.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:1052
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3584
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3788
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3872
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3936
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4020
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3612
                            • 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:1460
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3628
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3752

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5798f4.exe

                                    Filesize

                                    97KB

                                    MD5

                                    e5187e346b4474f19bd50084ca7085cc

                                    SHA1

                                    b03b97fe7770a0f5848298b24824ef963d9744b2

                                    SHA256

                                    75be5cfd57923a7049e38433015daca3f910e398440747fe95c384204d180832

                                    SHA512

                                    e0e7f5aa26b449d5456d69a8814bfa39305465b8428ea66d3e728ae60dc1343108ec04a465f34f56571644e67418132fef3441ad4901455f4a4c87a2657b292b

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    6e4b471899f84e922c675b76a5748c6f

                                    SHA1

                                    76abe2d732460a2877a92821a91b404e6cd1e485

                                    SHA256

                                    ebd9e2d7bd45715cf40e9a5f6b74285590a33f505b1cae0f08626fa91c407990

                                    SHA512

                                    78e6b87bf3e59bfbbc673aed922bcbc3c019522a934fbd801044ec8a1f1f2e4056ed0a1316347237aa4bedd630c10f8bba1b0a7c0b2340e6b7df7f36f7f97eb3

                                  • memory/216-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/216-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/216-91-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/216-31-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1052-145-0x0000000000820000-0x00000000018DA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1052-103-0x0000000000820000-0x00000000018DA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1052-113-0x0000000000600000-0x0000000000601000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1052-96-0x0000000000820000-0x00000000018DA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1052-112-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1052-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1052-124-0x0000000000820000-0x00000000018DA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1052-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2888-62-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-57-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-33-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-25-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-35-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-34-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-40-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2888-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-9-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-20-0x0000000001A40000-0x0000000001A41000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2888-54-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-55-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-6-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-58-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-56-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-60-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-24-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-65-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-66-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-71-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2888-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2888-26-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-32-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2888-18-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4812-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4812-17-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4812-16-0x00000000008A0000-0x00000000008A1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4812-13-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4812-11-0x0000000000810000-0x0000000000812000-memory.dmp

                                    Filesize

                                    8KB